High class efficiency is achieved thanks to the lambda heat exchanger, the cross-flow fan and the new refrigerant.
The compact and geometric design is achieved thanks to the use of a high-density heat exchanger and a high-efficiency fan.
Technical Features
- Indoor unit catalog code: ASEH12KLTA
- Outdoor unit catalog code: AOEH12KLTA
- Kit code: 3NGF89925
- Power: 12000 Btu
- Optional Wi-Fi: UTY-TFSXH3
Energy efficiency
- SEER: 6.70
- SCOP: 4.10
- Energy efficiency class in cooling: A++
- Heating energy efficiency class: A+
- Annual energy consumption in cooling: 178 kWh/a
- Annual energy consumption for heating: 854 kWh/a
Performance
- Cooling capacity: 3.4 kW
- Heating capacity: 3.4 kW
- Cooling power consumption: 1,050 kW
- Heating power consumption: 0.915 kW
- Indoor unit sound power level: 55~56 dB(A)
- Indoor unit sound pressure level: 21~43 dB(A)
- Sound power level of outdoor unit: 60~61 dB(A)
- Sound pressure level of outdoor unit: 50 dB(A)
Electrical data
- Power supply (V,Hz,Ø) : 220~240/50/1
- Refrigerant gas: R-32
- Operating range:
- Cooling: -10° ~ 52° C
- Heating: -15° ~ 24° C
Installation data
- Liquid pipe diameter: 6.35 mm (1/4")
- Gas pipe diameter: 9.52 mm (3/8")
- Maximum pipe length: 20 m
- Maximum height difference between internal and external unit: 15 m
Dimensions and weight
- Internal unit dimensions (HxWxD): 250x770x218 mm
- Internal unit weight: 7.5 kg
- External unit dimensions (HxWxD): 541x663x290 mm
- External unit weight: 22.0 kg
General Features
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KL SERIES

Wall-mounted air conditioners Fujitsu KL Series offers a highly efficient air conditioning experience and a compact, clean-lined design.
The Economy function automatically adjusts the setting temperature to reduce energy consumption , while with the Powerful function, you can quickly reach the desired comfort thanks to the maximum power of the compressor and fan.
It guarantees operating temperatures down to -15°C in heating mode and up to 52°C in cooling mode. The programmable ON-OFF timer allows you to easily manage the air conditioner's on and off times, offering greater control over your room's climate.
What's more, Bluefin, the anti-corrosion treatment for the external unit, guarantees maximum performance from your air conditioner over time.
Highly efficient operation even at high external temperatures
Even when installed in areas with high external temperatures, up to 52°C, it can comfortably cool the rooms

Clean lines and compact structure
Its compact size, with a width of 770 mm, allows for flexible installation in limited spaces.

Comfortable airflow and quiet operation
Thanks to the wider grille and the new structure configuration, the airflow is more comfortable and operation is quieter.
Optional Smartphone Control
By installing the optional wireless LAN interface, the air conditioner can be controlled from anywhere via smartphone or tablet with the AIRSTAGE Mobile App.
Functions
- Blue Fin Treatment.
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Automatic cold/heat switching : By comparing the room temperature and the set temperature, the air conditioner automatically activates heating or cooling.
- Washable front.
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Filter status indicator : Allows you to check the cleanliness of the filters.
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Maximum power : Function that allows you to activate the air conditioning at maximum power to quickly achieve comfort.
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Up and down movement of the deflectors : Automatic opening and closing of the deflectors.
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Automatic adjustment of the deflectors : An adjustment system automatically controls the position of the deflectors.
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Automatic restart : In the event of a temporary power failure, the air conditioner automatically restarts when the power returns.
- Energy saving control system.
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Automatic Sleep Switch-Off : Night-time comfort is guaranteed by automatically adjusting the temperature before the air conditioner switches off automatically.
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Daily Timer : Four possible selections within 24 hours. ON, OFF, ON OFF or OFF ON.