Updated: 27 Dec 2025

10 Best split air conditioner 3.5kws of 2025

Updated: 27 Dec 2025

#1

Best Choice

3.5kW AC Inverter Split System Airconditioner | Emerald Planet

9.8

Generic

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Main highlights

Indoor Unit: 850×270×208 (WxHxD (mm)) Weight: 9 kg, Outdoor Unit: 780×540×260 (WxHxD (mm)) Weight: 30kg

Includes LCD Wireless Remote Controller with 24 Hours Timer, 5 Speed and Auto Indoor Fan Control, Dimmer, Sleep Operation, Smart Function, Super Function and Auto Restart Functions

High efficiency DC inverter technology, ECO Mode, I FEEL Mode, Quiet Mode
#2

Best Value

Kogan SmarterHome™ 3.5kW Portable Air Conditioner (12,000 BTU) - KAWFPAC12YB

9.5

Kogan

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Main highlights

Ideal for rooms up to 22sqm

Dehumidifying Capacity 28L/24hours

12,000 BTU, 3.5kW Portable air conditioner
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#3

Kogan SmarterHome™ 2.6kW Inverter Split System Air Conditioner (Reverse Cycle) - KASSSAC26TA

9.2

Kogan

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Main highlights

Offers cooling, heating, dehumidifying and fan modes.

Efficient inverter technology.

4-in-1 system.
#4

Shinco 12000BTU Portable Air Conditioner, 3.5kW Portable AC unit w/Cooling, Dehumidifier & Fan, 3-in-1 Air Cooler w/Remote Control, Window Mount Kit, LCD Display, 24H Timer, for 35㎡/105m³ Home, Office

9.1

SHINCO

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Main highlights

【Easy to Operate】Shinco SPS-12C portable air conditioner is fully equipped with a smart LCD panel, full-function remote control to change the time, temperature and mode easily. Four casters and built-in grip can help you move the air conditioner from room to room effortlessly. Press the swing keyon the remote control to open or close swing style. Air flow of the air outlet can blow at different angles. And the outlet can be covered when the machine is turned off to prevent dust from entering the body.

【3-in-1 Function】Shinco 3-in-1 portable air conditioner is equipped with 3 smart modes to choose: cooling, fan and dehumidifier. Cooling mode provides powerful cooling in hot weather. Fan mode circulates air. Dehumidifier mode is ideal for rainy and wet weather. It can meet all your ventilation and cooling needs.

【24H Timer & Save Energy】Shinco 12000 BTU Mobile Air Conditioner is built-in timer from 1 to 24hours. You can also turn on the air conditioner in advance through the timer function, and feel the cool air immediately when you get home. It also saves you money on expensive electricity bills.
#5

Kogan SmarterHome™ 3.5kW Portable Air Conditioner (12,000 BTU) - KASHPAC12YB

8.8

Kogan

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Main highlights

SmarterHome integration.

Cooling, fan and dehumidifier in one compact unit.

3-in-1 functionality.
#6

Bonaire 3.5kW Portable Air Conditioner 12000 BTU with Heating & Cooling | WiFi App & Remote Control | Dehumidifier | Touch Panel | R290 | Suits Rooms up to 24m² | 2 Year Warranty

8.6

Bonaire

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Main highlights

★【 PORTABLE AIR CONDITIONER 】: Powerful 12,000 BTU (3.5 kW) cooling capacity, ideal for rooms up to 24 m². Quick DIY installation with the included window kit makes it simple to set up and move when needed.

★ SMART CONTROL】: Enjoy full control with Wi-Fi App, Remote, and Touch Panel. Adjust temperature, fan speed, and modes conveniently from your phone or remote – even when you’re not at home.

★ HEATING & COOLING】: Stay comfortable all year with reverse-cycle operation delivering 3.5 kW cooling + 2.7 kW heating. Perfect for hot summers and chilly winters.
#7

ALFORDSON 5-IN-1 Portable Air Conditioner 12000BTU with Window Kit, Remote and App Control, 3.5kW Mobile AC Unit Dehumidifier Cooler Heater with 24-hour Timer for 30m² Coverage, White

8.5

ALFORDSON

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Main highlights

VERSATILE FUNCTIONALITY: 5-in-1 unit combines cooling, heater, fan, dehumidifier and sleep modes for year-round comfort and convenience

SMART CONTROLS: Features triple control options including touch panel, remote control and mobile app for effortless operation

POWERFUL PERFORMANCE: Professional GMCC compressor delivers 12000BTU/3.5kW output, ideal for spaces 30 square metres
#8

COOLIGO 12V Truck Air Conditioner 10000BTU Split Electric AC Unit 12 Volt DC Fast Cooling for RVs Motorhome Bus Trailers Tractors Camper Van Parking Air Conditioning

8.4

COOLIGO

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Main highlights

【Parameters of Truck Air Conditoning Unit Kit】Voltage: 12V. Power: 750W. Startup current needs 21-42A. Cooling capacity: 10000BTU. Air volume:240-450m³/h.Need add R134a/500g.The outdoor unit can be installed vertically behind the front of the car, or can be installed horizontally on the roof.

【Energy-saving and Environmentally Friendly Design】 This 12V truck air conditioner is operated by a battery (generator).Even if the car's engine stalls, the air conditioning can still operate normally.At the same time, it will be able to save you a significant amount of fuel costs annually.Low noise, energy saving and environmental protection is your best choice!

【Applicable to Multiple Vehicle Models】 Our 12V Mini Split Electric Air Conditioner are applicable to heavy truck，light truck,flat bed truck,container carrier,cargo-bus,towing vehicle,van,bulk-cement pneumatic delivery tanker,loading (unload)machine,truck crane,hydraulic aerial cage,ball dozer,mobile ground anchor vehicle，full/semi trailer etc.
#9

Split Air Conditioner, Split Wall Mounted Air Conditioner with Heating and Cooling, Portable Wall Mounted AC, Energy Efficient Climate Control for Year-Round Comfort in Small Spaces

8.3

Nkmujil

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Main highlights

With its energy-efficient , this air conditioner helps reduce energy consumption and lower electricity bills while delivering powerful heating and cooling, making it an environmentally friendly choice for modern homes

This split air conditioner both heating and cooling functions, providing an all-in- solution for maintaining the perfect temperature in your bedroom, home, or bathroom, ensuring comfort throughout the year in any climate

The wall-mounted design allows for easy installation in small spaces, making it a space-saving solution that blends seamlessly into any room while providing effective and consistent temperature control without taking up floor space
#10

Split Max Aire Acondicionado Portatil,2 In 1 Portable Air Conditioning,2024 New Wall Mounted Air Conditioner,With Remote, For Home/Office/Bedroom (White B)

8.2

Generic

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Main highlights

️【Two-in-one Function】Wall mounted air conditioner can not only provide cool wind in the summer (without cooling function), but air conditioning can also provide warm air in the winter, ensuring you can enjoy a comfortable indoor temperature all year round.

️【Timing, Overheat Protection Function】Small portable air conditioner can intelligently time for 2-8 hours, adopts intelligent thermostatic system, ac unit for bedroom will automatically stop heating when the temperature is too high, ensuring the safety of you and your family.

️【Smart Remote Control】Air conditioner for bedroom can be remotely controlled or manually set, comes with 10-meter remote control, an intuitive control panel that allows you to easily manually set your desired temperature and air speed.