Best DIY Mini Split 12000 BTU 115v Pre Charged Lines in 2025
Updated on July 2025
#1
Recommended
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- 12,000 BTU cooling capacity
- 19.5 SEER energy efficiency rating
- Includes a pre-charged 25ft line set
- Smart WiFi control for convenience
- Designed for DIY installation
- Operates at 115V without requiring HVAC systems
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- 12,000 BTU cooling capacity
- 19.5 SEER energy efficiency rating
- Includes a pre-charged 25ft line set
- Smart WiFi control for convenience
- Designed for DIY installation
- Operates at 115V without requiring HVAC systems
#2
Value for Money
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- Easy DIY installation with pre-charged lines and communication cables, no special tools required.
- Control temperature and settings remotely via Smart Life App or voice commands with Alexa and Google Home.
- Efficient operation in extreme temperatures: heats down to -13°F and cools down to 5°F, with comprehensive warranty coverage.
- Improves indoor air quality with self-cleaning technology and multi-stage filtration to reduce allergens and pollutants.
- Includes all essential components for installation: indoor unit, outdoor condenser, line set, interconnecting wire, mounting bracket, and accessories.
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- Easy DIY installation with pre-charged lines and communication cables, no special tools required.
- Control temperature and settings remotely via Smart Life App or voice commands with Alexa and Google Home.
- Efficient operation in extreme temperatures: heats down to -13°F and cools down to 5°F, with comprehensive warranty coverage.
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#3
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- High-performance 12000 BTU system for effective cooling and heating in spaces up to 550 sq.ft.
- Inverter technology with 21 SEER rating and R454B refrigerant provides energy savings of up to 35%.
- Operates at a quiet 28dB in mute mode, ensuring a peaceful indoor environment.
- Compatible with remote control, phone app, and voice assistants for convenient operation and temperature adjustments.
- Professional installation is recommended; includes necessary components but may require additional power cord.
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- High-performance 12000 BTU system for effective cooling and heating in spaces up to 550 sq.ft.
- Inverter technology with 21 SEER rating and R454B refrigerant provides energy savings of up to 35%.
- Operates at a quiet 28dB in mute mode, ensuring a peaceful indoor environment.
- Compatible with remote control, phone app, and voice assistants for convenient operation and temperature adjustments.
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#4
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- 12000 BTU/h, 20 SEER2 ductless mini split air conditioner with heat pump and inverter technology; energy-efficient operation saves up to 30% on power.
- Smart sensor detects room temperature at the remote control for precise cooling adjustments, enhancing comfort and energy efficiency.
- Equipped with 4D airflow, multiple modes (cooling, heating, dry, auto), and features like sleep mode, turbo function, and 24-hour timer for versatile operation.
- Effective for areas up to 550 sq. ft., operational in temperatures as low as 19°F; uses environmentally friendly R32 refrigerant for optimal air quality.
- Operates at a quiet 41 dBa, ensuring minimal disturbance; requires professional installation including line-set vacuuming and freon adjustments.
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- 12000 BTU/h, 20 SEER2 ductless mini split air conditioner with heat pump and inverter technology; energy-efficient operation saves up to 30% on power.
- Smart sensor detects room temperature at the remote control for precise cooling adjustments, enhancing comfort and energy efficiency.
- Equipped with 4D airflow, multiple modes (cooling, heating, dry, auto), and features like sleep mode, turbo function, and 24-hour timer for versatile operation.
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#5
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- Energy-efficient mini split with a 22 SEER2 rating for reduced energy costs.
- Provides 12,000 BTU heating capacity and operates efficiently in temperatures as low as -13F/-25℃, suitable for spaces up to 550 sq. ft.
- Compatible with Amazon Alexa for remote temperature adjustments and includes various modes: cooling, heating, dry, auto, and fan.
- UL and AHRI certified, with a 5-year warranty; professional installation required for optimal performance and government rebate eligibility.
- Stylish design with noise levels as low as 27 dB(A), making it suitable for residential and commercial use.
- Features advanced gold plated FIN technology for enhanced durability and efficiency, even in extreme temperatures.
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- Energy-efficient mini split with a 22 SEER2 rating for reduced energy costs.
- Provides 12,000 BTU heating capacity and operates efficiently in temperatures as low as -13F/-25℃, suitable for spaces up to 550 sq. ft.
- Compatible with Amazon Alexa for remote temperature adjustments and includes various modes: cooling, heating, dry, auto, and fan.
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#6
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- This air conditioner and heater unit has a capacity of 12000 BTU/h, an efficiency rating of 19 SEER2, and operates on 208-230V with an 8 HSPF rating, designed for ductless mini-split installation and capable of functioning in temperatures as low as -4℉/-20℃.
- Equipped with a variety of smart settings including auto defrost, self-diagnosis, 24-hour timer, sleep mode, eco mode, and multiple fan speeds for enhanced usability. Requires a maximum fuse size of 15A for operation.
- Features a smart sensor that detects room temperature from the remote control for better temperature regulation and energy efficiency during operation.
- Operates quietly at sound levels of 30-41 dBa and provides consistent airflow throughout the room, with an adjustable temperature range of 60-90 degrees Fahrenheit. Requires professional installation due to line-set vacuuming and freon adjustments.
- Designed to heat and cool spaces up to 750 square feet and includes a full installation kit with 16.4 ft of standard size copper pipes, plus a drain pipe length of 78.7".
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- This air conditioner and heater unit has a capacity of 12000 BTU/h, an efficiency rating of 19 SEER2, and operates on 208-230V with an 8 HSPF rating, designed for ductless mini-split installation and capable of functioning in temperatures as low as -4℉/-20℃.
- Equipped with a variety of smart settings including auto defrost, self-diagnosis, 24-hour timer, sleep mode, eco mode, and multiple fan speeds for enhanced usability. Requires a maximum fuse size of 15A for operation.
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#7
9% Off
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- 12,000 BTU mini split air conditioner with inverter technology suitable for rooms up to 550 square feet.
- Inverter technology with a SEER rating of 21 offers energy savings of up to 35%, using environmentally-friendly R454B refrigerant.
- Remote control allows for easy operation, including fan speed selection, sleep mode, 24-hour timer, ECO mode, turbo mode, and mute mode.
- Operates quietly at 28-45 dBa, includes a 4-way swing function for effective airflow distribution throughout the room.
- Professional installation recommended, ideal for home, office, or light commercial use.
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- 12,000 BTU mini split air conditioner with inverter technology suitable for rooms up to 550 square feet.
- Inverter technology with a SEER rating of 21 offers energy savings of up to 35%, using environmentally-friendly R454B refrigerant.
- Remote control allows for easy operation, including fan speed selection, sleep mode, 24-hour timer, ECO mode, turbo mode, and mute mode.
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#8
14% Off
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- 12,000 BTU mini split air conditioner effectively cools or heats rooms up to 550 square feet.
- High energy efficiency with a 21 SEER rating and eco-friendly heat pump technology.
- Operates at a quiet 28dB, providing a comfortable and peaceful indoor atmosphere.
- Remote control and smart integration with apps and voice assistants for convenient management.
- Professional installation is recommended for optimal performance; allow unit to sit upright for 24 hours before installation.
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- 12,000 BTU mini split air conditioner effectively cools or heats rooms up to 550 square feet.
- High energy efficiency with a 21 SEER rating and eco-friendly heat pump technology.
- Operates at a quiet 28dB, providing a comfortable and peaceful indoor atmosphere.
- Remote control and smart integration with apps and voice assistants for convenient management.
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#9
MRCOOL DIY-12-HP-WM-115D25O 12,000 BTU 23.5 SEER2 Ductless Mini-Split DIY 5th gen Energy Star, White
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- Energy Star certified with a 23.5 SEER2 rating and 10.2 HSPF for improved energy efficiency
- Pre-charged 25ft quick connect line allows for easy DIY installation without the need for special tools or training
- Efficiently heats and cools spaces ranging from 350 to 550 square feet
- SmartHVAC app enables Wi-Fi control and is compatible with Amazon Alexa and Google Assistant for remote management
- Variable-speed DC inverter compressor technology reduces operating costs
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- Energy Star certified with a 23.5 SEER2 rating and 10.2 HSPF for improved energy efficiency
- Pre-charged 25ft quick connect line allows for easy DIY installation without the need for special tools or training
- Efficiently heats and cools spaces ranging from 350 to 550 square feet
- SmartHVAC app enables Wi-Fi control and is compatible with Amazon Alexa and Google Assistant for remote management
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#10
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- Alexa compatibility for remote temperature adjustments via voice or app.
- Multi-functional system that provides air conditioning, heating, dehumidifying, and fan options, operational down to 5F/-15C, and includes a DC Inverter.
- Designed for both residential and commercial use, balancing efficiency and aesthetic appeal.
- Comprehensive installation package with all necessary components and pre-charged refrigerant for installation up to 25 ft; professional installation recommended.
- 5-year warranty on parts and compressor, with additional technical support from the manufacturer.
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- Alexa compatibility for remote temperature adjustments via voice or app.
- Multi-functional system that provides air conditioning, heating, dehumidifying, and fan options, operational down to 5F/-15C, and includes a DC Inverter.
- Designed for both residential and commercial use, balancing efficiency and aesthetic appeal.
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