10 Best Split System Air Conditioner of December 2025

• Mini Split Ductless Air Conditioner and Heater - 19 SEER
• 4-in-1 Design - With air conditioning, heating, dehumidifier and fan.
• Low Ambient Kit - Cool and heat your room even in temperatures as low as 5F
• Includes Easy Installation Kit with 16 Ft. Copper Line Set
• Whisper Technology for Quiet Operation, Great for Bedrooms, Additions, Living Rooms and Commercial Applications. Self Service did not work, need to make manual changes to product bullet features.

Senville

• 16 SEER Inverter Technology
• Pre-Charged with refrigerant
• Heating, Cooling, Dehumidifier
• 5y warranty for compressor / 2y for parts

OLMO

• 12000 BTU, Air Conditioner and Heat Pump, Inverter, 17 Seer, Wifi, Smart Control, mini split

Aux

• Cooper&Hunter Mia Series 12,000 BTU 110V 1Ton Ductless Mini Split Air Conditioner Heat Pump ETL Intertek Approved, AHRI Certified WiFi Ready (Additional USB adapter is required but NOT included)
• Pre-charged with refrigerant. Works for heating with ambient temperature up to 5F°
• Ready for installation: 16FT copper line set, communication wires, and a drainage extension included with your order
• Whisper Technology for Quiet Operation, Great for Bedrooms, Additions,Living Rooms and Commercial Applications.
• You are well protected by a 7 year warranty on the compressor, a 5 year parts warranty. Professional installation is required, system should be registered for the warranty within 60 days of installation.

COOPER AND HUNTER

• Klimaire highly efficient 19 SEER KSIV012-H119-S(W) DC Inverter system includes indoor unit, outdoor unit, remote control, 15-ft. installation kit with accessories, interconnecting cables, Wall Bracket, and Wireless Motion Remote Control.
• Outdoor Unit is pre-charged and accommodates up to 25 ft length of refrigerant lines. Includes a built-in base pan and a compressor heater to improve efficiency and reliability. Anti-Corrosive Golden Fin.
• Auto-Clean Function cleans and dries the evaporator to prevent mildew grow and keep it fresh for next operation. Ultra-quiet low noise design indoor unit operates as low as 25 dB(A). Cools and Heats an application area of up to 550 sq. ft.
• KSIV Series offers extraordinary features such as low ambient heating and cooling down to 5°F, customizable infrared remote-control settings, Self-cleaning, turbo operations, sleep-mode, auto restart, follow-me, and many more.
• 5 Year Manufacturer Compressor Warranty. Feel free to contact us, We offer Free Technical Support.

Klimaire

• Energy Star Certified 22 SEER, 10 HSPF
• Easy DIY installation: pre-charged R-410A 25ft quick connect line doesn't require special tools, equipment, or training
• New SmartHVAC app: wifi control - compatible with Alexa and Google assistant - you can control your DIY anywhere with your Apple or android smart device and an Internet connection
• Designed to efficiently heat and cool a single 500 Sq Ft room
• Variable-speed DC inverter compressor technology cuts operating costs

MRCOOL

• Ultra high efficiency inverter++ ductless multi split triple (3) zone heat pump system
• Cooling capacity: 6, 630~30, 600 btu/hr. Min. /max. With 22. 0 seer efficiency
• Heating capacity: 3, 690~32, 860 btu/hr. Min. /max. With 9. 8 hspf efficiency
• Voltage: 208~230 volts, 60 hertz, 1 phase (standard household 2 line power, l1-l2-g)
• Carefully see all available pictures, where a full specifications table is also provided

PIONEER Air Conditioner

• Save money all year-round with a highly efficient ductless mini split inverter+ heat pump system
• Ultra-silent and beautifully built perfect for home or light commercial use
• Comes with every needed component in the box, including an easy-install 16ft copper piping kit
• Use for both cooling and heating: 18000 BTU/hour, with 19 SEER and 10 HSPF efficiency
• Free tech support and a 5 year coverage on the compressor
• Voltage: 208~230 VAC, 60 hertz, 1 Phase (standard household 2 line power, l1-l2-g)

PIONEER Air Conditioner

• Ultra high efficiency inverter+ ductless mini split heat pump system
• Cooling capacity: 12, 000 BTU/H with 17.5 SEER efficiency
• Heating capacity: 11, 800 BTU/H with 9.0 hspf efficiency
• Voltage: 208~230 VAC, 60 hertz, 1 Phase (standard household 2 line power, l1-l2-g)
• Please see the active links on this page for full specks, manuals, etc.

PIONEER

• ENERGY EFFICIENT (INVERTER) - 12000 BTU/h, 17 SEER, 208-230V/60Hz, 9 HSPF, Pre-Charged up to 25 Feet High Efficent Ductless Mini Split Inverter Plus System with Heat Pump and Dehumidification, AHRI Certified (10 FT Line Set Included)
• AUTOMATIC SYSTEM - Auto Defrost, Self-Diagnosis/Cleaning, I Feel Mode, 24 hour timer, Sleep Mode, Eco Energy Saving Mode, Multiple Fan Speed, and Intelligent Compressor Pre-Heating. Simply Set it and Forget it
• SMART COMFORT - The unit will sense room temperature at the remote controller, instead of at the indoor unit during cooling mode. It then adjusts airflow and temperature accordingly for the ultimate in personal comfort control and energy savings.
• QUIET OPERATION - Ultra Silent at only 30-41 (dBa) and beautifully built. Unit provides equal airflow in every part of your room and can set the room temperature varying from 60°to 90°Fahrenheit to suit your comforts in just a few minutes.
• COVERAGE AREA - Cooling and Heating up to 750 Sq. Ft. and Able to work in low temperature environment as low as -4°F. Comes with full installation kit. Perfect for Home, Storage, Office, Business or Light Commercial Use.

Della