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Finding the best mini split air conditioners for 750 sq ft requires matching power to your home’s electrical setup. We compared 15 models using only the specifications published on their listings. The Rellytech 12,000 BTU 115V Mini Split leads because its 19 SEER2 rating delivers certified reliability for medium-sized rooms. This guide helps you decide which voltage and efficiency rating fits your space.
Match Your Voltage Before You Buy
Your home’s electrical panel dictates which unit you can install. Most 750 sq. ft. models run on standard 115V outlets, like the Rellytech and Albott. Others require 230V circuits, such as the COSTWAY and Mountman. Check your breaker box first. Picking the wrong voltage means the unit will not work, regardless of its SEER2 rating or cooling power.
| # | Product | Best for | Price |
|---|---|---|---|
| 1 | Rellytech 12,000 BTU 115V Mini Split Best overall | quiet 115V installations in 750 sq. ft. rooms | |
| 2 | Albott 12,000 BTU 115V Mini Split Best smart app | Smart app control and 115V wiring | |
| 3 | COSTWAY 12000 BTU Mini Split, 17 SEER2 Also great | homes with 230V wiring and 750 sq ft coverage needs | |
| 4 | Mountman 12000 BTU 230V Mini Split Also great | 208-230V circuits needing 750 sq. ft. coverage | |
| 5 | YITAHOME 12000 BTU 115V Mini Split Best cover | 115V circuits needing smart features | |
| 6 | Temprium 12000 BTU 230V Mini Split Best premium | quiet, efficient cooling in 750 sq. ft. | |
| 7 | Tehanld 12000 BTU Mini Split Best budget | 115V 750 sq ft cooling | |
| 8 | COSTWAY 12000 BTU 20 SEER2 Mini Split Also great | 208-230V homes needing smart climate control | |
| 9 | MEPTY 12000 BTU 19 SEER2 Mini Split Also great | 115V home installations needing quiet cooling | |
| 10 | GarveeHome 12000 BTU 115V Mini Split Also great | Standard 115V outlets and quiet operation | |
| 11 | Kinetheme 12000 BTU 19 SEER2 Mini Split Also great | 230V homes needing 750 sq. ft. coverage | |
| 12 | Tehanld 12000 BTU 230V Mini Split Also great | homes with 230V circuits needing 750 sq. ft. coverage | |
| 13 | Nexaro 12000BTU Mini Split, 19 SEER2 Also great | 230V efficiency and inverter stability | |
| 14 | Nexaro 12000 BTU 115V Mini Split Best wall-mounted | Standard 115V household circuits | |
| 15 | Uthfy 12000 BTU 115V Mini Split Also great | 115V homes needing quiet climate control |
The best fit for you
- You want the most compact indoor unit – YITAHOME 12000 BTU 115V Mini Split – YITAHOME measures 7.9 inches long, the smallest footprint on the list.
- You need smart control on standard wiring – YITAHOME 12000 BTU 115V Mini Split – It combines Wi-Fi app control with 115V power and 20 SEER2 efficiency.
- You want the lightest unit for easy mounting – YITAHOME 12000 BTU 115V Mini Split – At 22 pounds, it is significantly lighter than the average 70-pound competitor.
- You prefer quiet operation on 115V circuits – MEPTY 12000 BTU 19 SEER2 Mini Split – MEPTY offers 19 SEER2 efficiency with quiet performance for standard household outlets.
- You require 230V power with high efficiency – COSTWAY 12000 BTU 20 SEER2 Mini Split – COSTWAY Blast Pro delivers 20 SEER2 efficiency and smart control on 230V circuits.
Rellytech 12,000 BTU 115V Mini Split
Best for: quiet 115V installations in 750 sq. ft. rooms
- Coverage Area
- 750 Sq. Ft.
- Cooling Capacity
- 12,000 BTU
- SEER2 Rating
- 19
- Voltage
- 115V/110V
- Operating Modes
- Cooling, heating, fan, dry
- Features
- Inverter
The Rellytech 12000 BTU mini split handles 750 sq. ft. with 19 SEER2 efficiency and 115V power. It offers 12,500 BTU heating and 42dB operation. The unit includes ECO mode, four fan speeds, and 90-degree vertical swing. It fits bedrooms and offices well. You get ETL and AHRI certification for safety. The 8.7-inch height keeps it compact on the wall.
- 19 SEER2 rating for strong cooling efficiency
- Quiet 42dB operation for sleep-friendly environments
- 90-degree vertical swing for wide airflow coverage
- ETL and AHRI certified for reliable performance
- 19 SEER2 is lower than the 20 or 23 SEER2 options on this list
- 115V voltage requires a standard outlet but limits power compared to 208-230V models
- You need a standard 115V outlet for easy installation
- You want a quiet unit under 45dB for a bedroom
- You need ETL and AHRI certified equipment
- You want the highest SEER2 rating available on this list
- You require a 208-230V high-power connection
- You need more than 12,000 BTU for larger spaces
Verdict: Rellytech 12000 BTU 19 SEER2 Mini Split suits buyers who prioritize quiet operation and standard 115V wiring over peak efficiency. It delivers certified reliability for medium-sized rooms.
Albott 12,000 BTU 115V Mini Split
Best for: Smart app control and 115V wiring
- Coverage Area
- 750 Sq. Ft.
- Cooling Capacity
- 12,000 BTU
- SEER2 Rating
- 18 SEER2
- Voltage
- 115V
- Smart Compatibility
- App, remote
- Operating Modes
- Cooling, heating, dehumidifying, fan
The Albott 12,000 BTU mini split offers 18 SEER2 efficiency and 115V operation for spaces up to 750 sq. ft. You get smart app control, quiet operation below 29dB, and reliable performance in extreme temperatures from 5°F to 122°F. It includes self-cleaning and a 5-year compressor warranty. This model suits those wanting app connectivity and stable year-round heating and cooling without complex wiring.
- Smart app control via Wi-Fi
- Quiet operation below 29dB
- 18 SEER2 energy efficiency
- Operates in 5°F to 122°F conditions
- 18 SEER2 rating is lower than the 20-23 SEER2 options on this list
- 115V plug-in requires a standard outlet, unlike 208/230V models
- You want smart app control for remote management
- You need a standard 115V electrical connection
- You value quiet operation below 29dB
- You want the highest SEER2 rating available
- You require a 208/230V hardwired connection
- You need more than 12,000 BTU capacity
Verdict: Albott 12,000 BTU Mini Split fits users who prioritize smart app control and standard 115V wiring over peak efficiency ratings.
COSTWAY 12000 BTU Mini Split, 17 SEER2
Best for: homes with 230V wiring and 750 sq ft coverage needs
- Coverage Area
- 750 Sq. Ft.
- Cooling Capacity
- 12000 BTU
- SEER2 Rating
- 17 SEER2
- Voltage
- 208-230V
- Smart Compatibility
- remote control
- Operating Modes
- auto, cool, heat, fan, dehumidify
This COSTWAY 12000 BTU mini split handles cooling and heating for spaces up to 750 square feet. It operates on 208-230V power with a 17 SEER2 rating. The unit uses inverter technology to adjust compressor speed, which helps maintain steady temperatures. You get five working modes, including auto, cooling, dehumidifying, heating, and fan. A remote control with a timer lets you schedule operation for up to 24 hours.
- 17 SEER2 energy efficiency rating for cost-effective operation
- Inverter technology adjusts compressor speed for stable temperatures
- Five working modes including cooling, heating, and dehumidifying
- Self-cleaning function runs at 134.6°F to maintain hygiene
- Includes a remote control with 0.5-24 hour timer
- 17 SEER2 rating is lower than many competitors offering 19 or 20 SEER2
- Requires 208-230V electrical connection instead of standard 115V outlets
- Weighs 68 pounds, which is heavier than some lighter units in this category
- You need a heat pump for both cooling and heating needs
- You have a 208-230V electrical circuit available for installation
- You want a unit with a self-cleaning function to reduce maintenance
- You only have standard 115V outlets and cannot install 230V wiring
- You prioritize the highest possible SEER2 rating over other features
- You prefer a lighter indoor unit that is easier to mount
Verdict: COSTWAY 12000 BTU Mini Split, 17 SEER2 suits buyers with 230V wiring who want a reliable inverter system with self-cleaning. It offers solid performance for 750 square feet, though its lower SEER2 and voltage requirements may not fit every home.
Mountman 12000 BTU 230V Mini Split
Best for: 208-230V circuits needing 750 sq. ft. coverage
- Coverage Area
- 750 Sq. Ft.
- Cooling Capacity
- 12,000 BTU
- SEER2 Rating
- 19
- Voltage
- 208/230V
- Smart Compatibility
- Remote
- Operating Modes
- Cool, Heat, Dry, Fan
The Mountman 12000 BTU mini split delivers 19 SEER2 efficiency on a 208-230V circuit. It cools and heats spaces up to 750 square feet using inverter technology. The unit includes four fan speeds, sleep mode, and auto-defrost. Its 208-230V requirement sets it apart from 115V models on this list. This system suits users with dedicated high-voltage lines who need reliable year-round climate control.
- 19 SEER2 energy efficiency rating
- 208-230V voltage compatibility
- Covers up to 750 square feet
- Sleep mode operates at 26dB
- Includes turbo boost for rapid cooling
- Requires 208-230V power, unlike 115V options
- Heavier indoor unit at 32.3 inches wide
- Fewer fan speeds than premium competitors
- You have a 208-230V electrical circuit installed
- You need a 12000 BTU unit for a 750 sq. ft. room
- You want high SEER2 efficiency with inverter technology
- You only have standard 115V outlets available
- You require a smaller 9000 BTU unit
- You prefer a more compact indoor unit
Verdict: Mountman 12000 BTU 208/230V Mini Split fits homes with 208-230V circuits seeking efficient cooling for larger rooms.
YITAHOME 12000 BTU 115V Mini Split
Best for: 115V circuits needing smart features
- Coverage Area
- 750 Sq. Ft.
- Cooling Capacity
- 12,000 BTU
- SEER2 Rating
- 20
- Voltage
- 115V
- Smart Compatibility
- Alexa, Wi-Fi, remote
- Operating Modes
- Auto, Cooling, Drying, Heating, Fan
This YITAHOME mini split delivers 12,000 BTU of cooling and heating for spaces up to 750 square feet. It achieves a 20 SEER2 rating on a 115V circuit, matching the efficiency of the most efficient units on this list. The system includes Wi-Fi control and voice assistant compatibility. It operates quietly at under 41 dB and covers a wide temperature range from 5°F to 118°F, making it a versatile option for year-round comfort.
- 20 SEER2 energy efficiency rating
- Wi-Fi and voice control support
- Quiet operation under 41 dB
- Covers 750 square feet
- 115V power requirement limits outdoor unit placement options
- 41 dB noise level is higher than some competitors
- You need a 115V compatible unit for easy installation
- You want Wi-Fi control for remote management
- You require heating performance down to 5°F
- You prefer a 208-230V system for higher efficiency
- You need a unit quieter than 41 dB
- You require a 24,000 BTU capacity
Verdict: YITAHOME 12000 BTU 20 SEER2 Mini Split suits users who prioritize high energy efficiency and smart features on a standard 115V circuit. It is a solid choice for medium-sized rooms where Wi-Fi control and year-round heating are essential.
Temprium 12000 BTU 230V Mini Split
Best for: quiet, efficient cooling in 750 sq. ft.
- Coverage Area
- 750 Sq. Ft.
- Cooling Capacity
- 12000 BTU
- SEER2 Rating
- 20 SEER2
- Voltage
- 230V
- Operating Modes
- Auto, Cool, Heat, Dry, Fan, Sleep, ECO
- Features
- Quiet Operation
This Temprium mini split delivers 12,000 BTU of cooling and heating for spaces up to 750 square feet. It runs on 230V power with a 20 SEER2 efficiency rating. The unit operates quietly at 28 dB and includes WiFi app control. You get reliable year-round comfort with rapid cooling and heating capabilities. It is a strong option for those needing efficient, quiet climate control in medium-sized rooms.
- 20 SEER2 energy efficiency rating
- 28 dB quiet operation
- WiFi and app control
- Covers up to 750 sq. ft.
- Requires 230V electrical connection
- Heavier at 40.8 pounds
- Larger width at 30 inches
- You need high energy efficiency
- You have a 230V outlet available
- You prioritize quiet operation
- You only have 115V outlets
- You need a compact indoor unit
- You prefer a lighter system
Verdict: Temprium 12,000 BTU 230V 20 SEER2 suits users with 230V power who value efficiency and quiet performance in a standard-sized room.
Tehanld 12000 BTU Mini Split
Best for: 115V 750 sq ft cooling
- Coverage Area
- 750 Sq. Ft.
- Cooling Capacity
- 12,000 BTU
- SEER2 Rating
- 17 SEER2
- Voltage
- 115V
- Smart Compatibility
- Remote control
- Operating Modes
- Cool, Heat, Auto, Fan, Dry
The Tehanld 12000 BTU mini split is a 115V inverter system designed for spaces up to 750 square feet. It offers 17 SEER2 efficiency and operates on standard household voltage. The unit includes intelligent defrost technology for performance down to 5°F. You get five operation modes and four fan speeds. This model provides a practical climate solution for rooms where a 208/230V circuit is not available.
- 115V voltage allows standard outlet installation
- 17 SEER2 energy efficiency rating
- Intelligent defrost for low-temperature operation
- Includes 9.8 ft copper piping kit
- Five flexible operation modes
- 17 SEER2 is lower than the 19-23 SEER2 ratings of other picks
- 115V voltage limits performance compared to 208/230V models
- 20.9 lb indoor unit is heavier than typical lightweight units
- You need a 115V unit for standard outlets
- You want to cool up to 750 square feet
- You prefer a 12000 BTU system for medium rooms
- You require the highest SEER2 efficiency available
- You have a 208/230V circuit and want max power
- You need a lighter indoor unit for wall mounting
Verdict: Tehanld 12000 BTU 115V Mini Split fits buyers who need a 115V mini split for 750 square feet. It delivers standard cooling without requiring a dedicated high-voltage line.
COSTWAY 12000 BTU 20 SEER2 Mini Split
Best for: 208-230V homes needing smart climate control
- Coverage Area
- 750 Sq. Ft.
- Cooling Capacity
- 12000 BTU
- SEER2 Rating
- 20 SEER2
- Voltage
- 208/230V
- Smart Compatibility
- Alexa, Google Assistant, Wi-Fi, remote
- Operating Modes
- Auto, cool, heat, dry, fan, ECO, sleep
The COSTWAY Blast Pro is a 12,000 BTU mini split system designed for spaces up to 750 sq. ft. It features a 20 SEER2 efficiency rating and requires a 208-230V electrical connection. The unit includes smart Wi-Fi controls, voice assistant compatibility, and operates quietly at 28 dB. It provides reliable heating down to -4℉ and cooling up to 127℉, making it suitable for year-round comfort in moderately sized rooms.
- 20 SEER2 energy efficiency rating
- Smart Wi-Fi and voice control support
- Operates quietly at 28 dB
- Heating function works down to -4℉
- Requires 208-230V power, limiting installation options
- Heavier indoor unit at 19.8 pounds
- You have a 208-230V circuit available
- You want smart app and voice control
- You need reliable heating in cold weather
- You only have a standard 115V outlet
- You prefer a lighter wall-mounted unit
- You do not need smart connectivity
Verdict: COSTWAY Blast Pro 12000 BTU Mini Split suits users with 208-230V wiring who value smart features and quiet operation. It delivers efficient heating and cooling for 750 sq. ft. spaces without requiring complex smart home integration beyond basic app control.
MEPTY 12000 BTU 19 SEER2 Mini Split
Best for: 115V home installations needing quiet cooling
- Coverage Area
- 750 Sq. Ft.
- Cooling Capacity
- 12,000 BTU
- SEER2 Rating
- 19
- Voltage
- 115V
- Smart Compatibility
- Remote control
- Operating Modes
- Cooling, heating, fan, dehumidifying
The MEPTY 12000 BTU mini split provides cooling and heating for spaces up to 750 square feet. It uses inverter technology for a 19 SEER2 rating and runs on standard 115V power. The unit operates quietly at 26dB in mute mode and includes a 24-hour timer. You get rapid temperature changes with R32 refrigerant. This system suits rooms where energy efficiency and quiet operation matter more than high-voltage industrial specs.
- 19 SEER2 energy efficiency rating
- Quiet 26dB mute mode operation
- Runs on standard 115V outlet
- Includes 24-hour timer function
- 115V voltage is lower than many competitors' 208-230V options
- 18.7-pound weight is heavier than some lighter alternatives
- You need a 115V unit for easy installation
- You prioritize quiet operation for bedrooms
- You want a 19 SEER2 efficiency rating
- You require 208-230V for higher power
- You need a lighter indoor unit
- You want a higher SEER2 rating
Verdict: MEPTY 12000 BTU Mini Split 115V fits users who need standard 115V power and quiet 26dB operation for small rooms.
GarveeHome 12000 BTU 115V Mini Split
Best for: Standard 115V outlets and quiet operation
- Coverage Area
- 750 Sq. Ft.
- Cooling Capacity
- 12000 BTU
- SEER2 Rating
- 17 SEER
- Voltage
- 115V
- Smart Compatibility
- Remote control
- Features
- Inverter, Remote
This GarveeHome unit offers 12,000 BTU cooling and heating for spaces up to 750 square feet. It runs on 115V power with a SEER 17 rating, making it compatible with standard household outlets. The system uses R32 refrigerant and inverter technology to reduce energy costs. It operates quietly at 32dB and includes a remote control. This model is designed for users who need a reliable, energy-efficient climate solution without requiring 230V wiring.
- 12,000 BTU capacity covers up to 750 square feet
- SEER 17 rating reduces energy costs by up to 30%
- Operates at 32dB for quiet performance
- Uses eco-friendly R32 refrigerant
- Includes 5-year compressor warranty
- SEER 17 rating is lower than the 19–23 SEER2 ratings on other picks
- 115V voltage requires standard outlets instead of 208–230V lines
- Weighs 84.1 pounds, which is heavier than lighter alternatives
- You need a 12,000 BTU unit for a 750 square foot room
- You only have 115V electrical outlets available
- You want a system with a 5-year compressor warranty
- You require the highest efficiency rating available on this list
- You need 208V or 230V high-voltage operation
- You prefer a lighter indoor unit for easier mounting
Verdict: GarveeHome 12000 BTU 115V Mini Split suits homeowners who need standard 115V compatibility and quiet operation for medium-sized rooms. It delivers reliable cooling and heating for spaces up to 750 square feet with a solid warranty.
Kinetheme 12000 BTU 19 SEER2 Mini Split
Best for: 230V homes needing 750 sq. ft. coverage
- Coverage Area
- 750 Sq. Ft.
- Cooling Capacity
- 12000 BTU
- SEER2 Rating
- 19 SEER2
- Voltage
- 230V
- Operating Modes
- Cool, Heat, Dry, Fan, Auto
- Features
- Inverter
This Kinetheme mini split delivers 12,000 BTU of cooling and heating for spaces up to 750 square feet. It operates on a 230V circuit with a 19 SEER2 rating, matching the efficiency of top picks on this list. The unit uses R32 refrigerant and an inverter compressor to adjust speed intelligently. You get five operating modes and four fan speeds for precise control. It is a solid choice for users with dedicated 230V outlets seeking reliable year-round climate management.
- 19 SEER2 energy efficiency rating
- Covers up to 750 square feet
- Includes self-cleaning and auto defrost
- Five operating modes and four fan speeds
- Uses eco-friendly R32 refrigerant
- Requires a 230V electrical circuit
- Heavier at 77 pounds than some competitors
- Larger width at 32.3 inches
- You have a dedicated 230V outlet available
- You want high energy efficiency with 19 SEER2
- You need reliable heating down to -4°F
- You only have standard 115V outlets
- You prefer a more compact wall unit
- You want a lighter indoor unit
Verdict: Kinetheme 12000 BTU 230V Mini Split fits homes with 230V wiring who want 19 SEER2 efficiency and 750 sq. ft. coverage.
Tehanld 12000 BTU 230V Mini Split
Best for: homes with 230V circuits needing 750 sq. ft. coverage
- Coverage Area
- 750 Sq. Ft.
- Cooling Capacity
- 12000 BTU
- SEER2 Rating
- 19 SEER2
- Voltage
- 230V
- Operating Modes
- Cool, Heat, Auto, Fan, Dry, Eco
- Color
- White
The Tehanld mini split delivers 12,000 BTU of cooling and heating for spaces up to 750 square feet. It operates on a 230V circuit and carries a 19 SEER2 rating for efficient energy use. The inverter compressor adjusts speed to match demand, while R32 refrigerant supports eco-friendly operation. You get five modes and four fan speeds for precise comfort control. This unit is a solid choice for standard residential installations requiring dedicated 230V power.
- 19 SEER2 efficiency rating for energy savings
- 12,000 BTU capacity covers up to 750 sq. ft.
- Inverter technology adjusts compressor speed for consistent comfort
- Five operation modes including Cool, Heat, and Dry
- Uses R32 refrigerant with lower global warming potential
- Requires a 230V electrical circuit, limiting compatibility with standard 115V outlets
- Heavier at 77 pounds compared to lighter 115V models
- Only one color option available in white
- You have a dedicated 230V circuit available for installation
- You need efficient cooling and heating for a 750 sq. ft. space
- You prefer inverter technology for steady temperature maintenance
- Your home only has standard 115V outlets for HVAC equipment
- You want multiple color choices for the indoor unit
- You need a model under 70 pounds for easier mounting
Verdict: Tehanld 12000 BTU 230V Mini Split fits homes with 230V power lines that need efficient climate control for medium-sized rooms. It delivers reliable performance without the complexity of smart features.
Nexaro 12000BTU Mini Split, 19 SEER2
Best for: 230V efficiency and inverter stability
- Coverage Area
- 750 Sq. Ft.
- Cooling Capacity
- 12,000 BTU
- SEER2 Rating
- 19
- Voltage
- 230V
- Operating Modes
- Cooling, Heating, Auto, Fan, Dry
- Features
- Inverter
The Nexaro 12000 BTU mini split delivers 19 SEER2 efficiency on 230V power. It covers up to 750 square feet with an inverter compressor for stable temperatures. You get five operating modes, including cooling and heating, plus four fan speeds. The unit measures 32.3 inches wide and weighs 68 pounds. It uses R32 refrigerant for lower environmental impact.
- 19 SEER2 energy efficiency rating
- Inverter compressor technology
- Five operating modes including heating
- R32 eco-friendly refrigerant
- Heavier 68-pound build compared to lighter competitors
- Larger 32.3-inch width than some compact models
- You need reliable heating and cooling in a 750 sq. ft. space
- You prefer 230V power connections
- You want an inverter system for steady temperatures
- You require a 115V electrical connection
- You need a unit under 60 pounds
- You want a width smaller than 32 inches
Verdict: Nexaro 12000 BTU Mini Split suits those who prioritize 230V efficiency and inverter stability for medium-sized rooms. It fits well where weight and width are secondary to performance.
Nexaro 12000 BTU 115V Mini Split
Best for: Standard 115V household circuits
- Coverage Area
- 750 Sq. Ft.
- Cooling Capacity
- 12,000 BTU
- SEER2 Rating
- 17
- Voltage
- 115V
- Smart Compatibility
- Remote
- Features
- Inverter
The Nexaro 12000 BTU mini split is a wall-mounted unit designed for rooms up to 750 square feet. It operates on a standard 115V circuit and carries a 17 SEER2 efficiency rating. The system uses inverter technology to adjust compressor speed, which helps reduce power consumption. You get quiet operation down to 26 dB and a self-cleaning function to maintain air quality. It includes a 9.8-foot copper piping set for installation.
- Cools and heats spaces up to 750 square feet
- Runs on standard 115V household power
- Inverter technology adjusts compressor speed for efficiency
- Indoor unit noise levels as low as 26 dB
- Self-cleaning function dries the indoor unit at high temperatures
- 17 SEER2 rating is lower than the 18 to 23 SEER2 ratings found on other models in this list
- 115V voltage requires a standard outlet, whereas many competitors use 208V or 230V for higher performance
- Weighs 68 pounds, which is heavier than lighter units in the category
- You need a wall-mounted unit for a 750 square foot room
- You have a standard 115V electrical circuit available for installation
- You want a system with inverter technology for steady temperature control
- You require the highest possible energy efficiency rating available
- You need a high-voltage 208V or 230V system for better heating output
- You prefer a lighter indoor unit for easier mounting
Verdict: Nexaro 12000 BTU 115V Mini Split is a practical choice for homeowners who need reliable cooling and heating on a standard 115V circuit. It suits you if you prioritize quiet operation and easy maintenance over peak energy efficiency scores.
Uthfy 12000 BTU 115V Mini Split
Best for: 115V homes needing quiet climate control
- Coverage Area
- 750 Sq. Ft.
- Cooling Capacity
- 12,000 BTU
- SEER2 Rating
- 19
- Voltage
- 115V
- Smart Compatibility
- Remote control
- Operating Modes
- Cool, Heat, Dry, Fan
This Uthfy mini split offers 12,000 BTU cooling and heating for spaces up to 750 square feet. It runs on 115V power and achieves a 19 SEER2 efficiency rating. The unit features inverter technology for stable temperature control and includes a remote with a 24-hour timer. You get quiet operation at 26 dB in sleep mode and automatic defrost for consistent winter performance.
- 19 SEER2 energy efficiency rating
- Covers up to 750 square feet
- Quiet 26 dB sleep mode
- Automatic defrost for heating
- 115V voltage limits use in some regions
- Heavier at 70.4 pounds than lighter competitors
- You need 115V compatibility
- You want 19 SEER2 efficiency
- You require quiet sleep operation
- You need 208-230V power
- You prefer lighter units under 70 pounds
- You want higher than 19 SEER2
Verdict: Uthfy 12000 BTU 115V Mini Split fits homes with standard 115V outlets that need efficient cooling and heating. It suits those prioritizing quiet operation and reliable defrost performance over higher efficiency ratings.
Specifications side by side
| Spec | Rellytech 12,000 BTU 115V Mini Split | Albott 12,000 BTU 115V Mini Split | COSTWAY 12000 BTU Mini Split, 17 SEER2 | Mountman 12000 BTU 230V Mini Split | YITAHOME 12000 BTU 115V Mini Split | Temprium 12000 BTU 230V Mini Split | Tehanld 12000 BTU Mini Split | COSTWAY 12000 BTU 20 SEER2 Mini Split | MEPTY 12000 BTU 19 SEER2 Mini Split | GarveeHome 12000 BTU 115V Mini Split | Kinetheme 12000 BTU 19 SEER2 Mini Split | Tehanld 12000 BTU 230V Mini Split | Nexaro 12000BTU Mini Split, 19 SEER2 | Nexaro 12000 BTU 115V Mini Split | Uthfy 12000 BTU 115V Mini Split |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cooling Capacity | 12,000 BTU | 12,000 BTU | 12000 BTU | 12,000 BTU | 12,000 BTU | 12000 BTU | 12,000 BTU | 12000 BTU | 12,000 BTU | 12000 BTU | 12000 BTU | 12000 BTU | 12,000 BTU | 12,000 BTU | 12,000 BTU |
| Coverage Area | Up to 750 sq. ft. | Up to 750 sq ft | up to 750 Sq. Ft | 750 sq ft | 750 sq ft | Up to 750 sq ft | Up to 750 sq ft | Up to 750 sq ft | Up to 750 sq ft | Up to 750 sq ft | up to 750 Sq. Ft. | Up to 750 sq ft | Up to 1,250 sq ft | Up to 750 sq ft | Up to 750 sq ft |
| SEER2 Rating | 19 | 18 SEER2 | 17 SEER2 | 19 | 20 | 20 SEER2 | 17 SEER2 | 20 SEER2 | 19 | 17 SEER | 19 SEER2 | 19 SEER2 | 19 | 17 | 19 |
| Voltage | 115V/110V | 115V | 208-230V | 208/230V | 115V | 230V | 115V | 208/230V | 115V | 115V | 230V | 230V | 230V | 115V | 115V |
| Smart Compatibility | – | App, remote | remote control | Remote | Alexa, Wi-Fi, remote | – | Remote control | Alexa, Google Assistant, Wi-Fi, remote | Remote control | Remote control | – | – | – | Remote | Remote control |
| Operating Modes | Cooling, heating, fan, dry | Cooling, heating, dehumidifying, fan | auto, cool, heat, fan, dehumidify | Cool, Heat, Dry, Fan | Auto, Cooling, Drying, Heating, Fan | Auto, Cool, Heat, Dry, Fan, Sleep, ECO | Cool, Heat, Auto, Fan, Dry | Auto, cool, heat, dry, fan, ECO, sleep | Cooling, heating, fan, dehumidifying | – | Cool, Heat, Dry, Fan, Auto | Cool, Heat, Auto, Fan, Dry, Eco | Cooling, Heating, Auto, Fan, Dry | – | Cool, Heat, Dry, Fan |
| Features | Inverter | Inverter, Remote, Smart App | Inverter | Inverter | Inverter, Cover | Quiet Operation | Inverter | Inverter | Inverter | Inverter, Remote | Inverter | – | Inverter | Inverter | Inverter |
| Control Method | – | Remote Control, Wi-Fi, Wi-Fi App Control, Wi-Fi App | – | – | Wi-Fi, Wi-Fi App Control, Wi-Fi App, Voice Control | Wi-Fi, Wi-Fi App Control, Wi-Fi App | – | Wi-Fi, Wi-Fi App Control, Wi-Fi App, Voice Control | – | Remote Control, Wi-Fi, Wi-Fi App Control, Wi-Fi App | – | – | – | – | – |
| Color | White | White | White | – | White | White | White | White | White | White | White | White | White | White | White |
| Operating Mode | – | Heater | Heater | Heater | Heater | Heater | Heater | Heater | Heater | – | Heater | Heater | Heater | Heater | Heater |
| SEER Rating | 19 SEER2 | 18 SEER2 | 17 SEER2 | 19 SEER2 | 20 SEER2 | 20 SEER2 | 17 SEER2 | 20 SEER2 | 19 SEER2 | – | 19 SEER2 | 19 SEER2 | 19 SEER2 | 17 SEER2 | 19 SEER2 |
| Mounting Type | – | – | – | – | – | – | – | – | – | – | – | – | – | Wall-Mounted | – |
| Dimensions | 11.4 × 31.9 × 8.7 inches | 32.1 × 7.48 × 11.2 inches | 9 × 44.5 × 13 inches | 8.23 × 32.3 × 11.9 inches | 7.9 × 31.2 × 11.5 inches | 7.87 × 30 × 11.6 inches | 7.48 × 31.5 × 11.4 inches | 7.48 × 31.9 × 12.1 inches | 11.9 × 32.3 × 8.23 inches | 32.5 × 25.2 × 31.3 inches | 8.3 × 32.3 × 11.9 inches | 8.3 × 32.3 × 11.9 inches | 8.25 × 32.3 × 13 inches | 7.5 × 31.5 × 11.4 inches | 11.9 × 32.3 × 8.23 inches |
| Weight | 92 pounds | 151 pounds | 68 pounds | – | 22 pounds | 40.8 pounds | 20.9 pounds | 19.8 pounds | 18.7 pounds | 84.1 pounds | 77 pounds | 77 pounds | 68 pounds | 68 pounds | 70.4 pounds |
| Size | 12000BTU,115V,19 SEER2 | 18 SEER2, 12,000BTU 115V | 12000BTU, 208-230V, 17 SEER | 12000-208/230 | – | 12,000 BTU, 230V, 20 SEER2 | 115V-12000BTU | – | – | SEER 17, 12000BTU, 115V, without WiFi | 12000BTU-230V-19SEER2 | 12000BTU-230V-19SEER2 | 12000BTU, 230V, 19 SEER2 | 12000BTU, 115V, 17 SEER2 | – |
| Model | CE0-1 | SAC001 | 10153-CYJV | 12000BTU-230V | MAYIH4qu0k | SAC002-A-12KWH-US | 0745-S120-4 | Blast Pro | KAC-12WH(E1/6)DBp-M100 | COjmYD7VixlDriHtbp3p-wQTh31 | K-0728-L120-W-UP | T-MINI SPLIT AC-2 | NexaroS180 | JIUHE7452s | HY-DKT12-115 |
You can compare heating and cooling capacities across the best mini splits for 750 sq ft to evaluate total coverage.
How to Choose the Right Mini Split
Check Voltage Compatibility
Your home’s electrical panel determines which units fit. Standard 115V models like the Rellytech plug into common outlets, simplifying installation. If your home has 230V circuits, consider the COSTWAY or Mountman for better efficiency on that power source. Mismatching voltage requires costly electrical work. Verify your breaker box capacity before selecting a unit to ensure safe and straightforward setup without upgrading your panel.
Compare SEER2 Ratings
SEER2 measures cooling efficiency over a season. Higher numbers mean lower energy bills. The YITAHOME offers 20 SEER2, the highest on this list, ideal for users prioritizing long-term savings. The Albott provides 18 SEER2, a solid middle ground. Lower ratings like the 17 SEER2 found in the Tehanld or COSTWAY models may cost less upfront but consume more electricity. Match the rating to your usage habits and local energy costs.
Evaluate Control Methods
Decide how you want to manage temperature. The Albott and YITAHOME include Wi-Fi app control, allowing remote adjustments from your phone. The GarveeHome relies on a standard remote, which is simpler but lacks smart features. The YITAHOME also supports voice control via Alexa. If you prefer manual operation, the Mountman focuses on basic heating and cooling without app complexity. Choose the method that fits your daily routine.
Assess Noise Levels
Quiet operation matters for bedrooms and living areas. The MEPTY model specifies 26dB operation, making it suitable for noise-sensitive spaces. The Temprium is also noted for quiet performance. While exact decibel levels are not listed for all units, inverter technology generally reduces noise compared to non-inverter systems. If you plan to run the unit overnight, prioritize models with verified low decibel ratings to ensure uninterrupted rest.
Review Physical Dimensions
Indoor unit size affects wall space and airflow. The YITAHOME is notably compact at 7.9 inches long, fitting tight spaces. The GarveeHome is wider at 32.5 inches, offering a broader profile. The Albott measures 32.1 inches long. Measure your wall area before purchasing to ensure the unit fits properly. Consider the weight as well; the YITAHOME weighs only 22 pounds, making it easier to mount than heavier 92-pound models.
Frequently asked questions
Do 12,000 BTU mini splits cool 750 square feet effectively?
Yes, 12,000 BTU units are designed for this coverage area. Every model on this list specifies 750 square feet as its maximum coverage. These units provide balanced airflow for medium-sized rooms without overworking the compressor. You get consistent temperature control throughout the space.
Can I install a mini split on a standard 115V outlet?
Yes, many models support standard 115V wiring. The Rellytech, Albott, and YITAHOME units operate on 115V circuits. This allows you to use existing household outlets without upgrading your electrical panel. Always verify your home’s breaker box capacity before installation.
Which mini split has the highest energy efficiency rating?
The YITAHOME and Temprium models lead with 20 SEER2 ratings. Higher SEER2 numbers indicate better energy efficiency. These units use less electricity to produce the same cooling output compared to lower-rated models. You save on energy costs over time.
Do these mini splits provide heating for winter use?
Yes, all listed models include heating operating modes. They function as heat pumps to warm your space during colder months. The inverter technology adjusts power output to maintain steady temperatures. You get year-round climate control from a single indoor unit.
Which model offers the best smart home integration?
The YITAHOME and COSTWAY Blast Pro models support Wi-Fi app control. You can adjust settings remotely using your smartphone. Both also work with Alexa for voice commands. This allows you to manage your home’s temperature from anywhere.
Are there lightweight options for easy wall mounting?
Yes, the YITAHOME unit weighs only 22 pounds. The Tehanld 115V model is also very light at 20.9 pounds. Lower weight simplifies installation and reduces stress on wall brackets. You can handle these units more easily during setup.
What is the difference between 115V and 230V mini splits?
Voltage determines your electrical requirements. 115V units plug into standard outlets, while 230V models need dedicated high-voltage circuits. 230V units like the Mountman often offer higher efficiency. Choose based on your home’s existing electrical infrastructure.