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Samsung FJM 2-Port Multi Split Outdoor Unit 4.0kW
Samsung

Samsung FJM 2-Port Multi Split Outdoor Unit 4.0kW

In StockEnergy A++
£1,455.000

Trade pricing available — apply or sign in for your trade rate

Dispatched in 2-3 working days
UK-Wide Delivery
Free UK mainland delivery on in-stock units

Retail prices include VAT.

The Samsung FJM 4.0kW dual-zone outdoor unit is the perfect solution for homeowners looking to manage the climate in two separate rooms without the clutter of multiple outdoor compressors. Designed for efficiency and reliability, this unit features advanced inverter technology that adjusts power consumption based on real-time demand, significantly reducing energy bills. Its compact, lightweight design makes it an ideal choice for properties with limited exterior space, such as apartments or terraced houses. Whether you are looking to cool a home office and a bedroom simultaneously or provide heating during the colder months, this versatile system delivers consistent, quiet performance. As a heat-pump enabled unit, it provides year-round comfort, ensuring your living spaces remain at the perfect temperature regardless of the season. This unit is a professional-grade choice for those seeking a discreet, high-performance multi-room climate control system that integrates seamlessly into modern UK homes.

1

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Smart-home ready

Connects natively with the systems below — control by app or voice.

SmartThings
  • Free UK mainland delivery on in-stock units
  • Manufacturer warranty included
  • 14-day returns

Full Specifications

Cooling Capacity13,650 BTU
Recommended Room SizeUp to 40m² total
Energy RatingA++
Smart HomeSamsung SmartThings
Noise Level—
CategoryMulti-Split System AC
SKUAJ040TXJ2KG/EU

Description

The Samsung FJM 4.0kW dual-zone outdoor unit is the perfect solution for homeowners looking to manage the climate in two separate rooms without the clutter of multiple outdoor compressors. Designed for efficiency and reliability, this unit features advanced inverter technology that adjusts power consumption based on real-time demand, significantly reducing energy bills. Its compact, lightweight design makes it an ideal choice for properties with limited exterior space, such as apartments or terraced houses. Whether you are looking to cool a home office and a bedroom simultaneously or provide heating during the colder months, this versatile system delivers consistent, quiet performance. As a heat-pump enabled unit, it provides year-round comfort, ensuring your living spaces remain at the perfect temperature regardless of the season. This unit is a professional-grade choice for those seeking a discreet, high-performance multi-room climate control system that integrates seamlessly into modern UK homes.

Compare similar units

Side-by-side specs for other multi-split system ac in a similar BTU range.

Cooling Capacity
13,650 BTU
13,650 BTU
14,000 BTU
14,000 BTU
Room Size
Up to 40m² total
Up to 40m²
Up to 40m² total
Up to 40m²
Energy Rating
A++
A+++
A++
A++
Heating Capable
Yes (heat pump)
Yes (heat pump)
Yes (heat pump)
Yes (heat pump)
Smart Home
Samsung SmartThings
Samsung SmartThings
Google Home, Amazon Alexa
Google Home, Amazon Alexa
Stock
In Stock
In Stock
In Stock
In Stock
Price inc VAT
£1,455.00
£1,268.66
£1,273.33
£1,268.66

Annual energy savings estimate

How much this A++-rated unit could save versus a standard C-rated model, based on your usage.

This unit

111 kWh/yr

EER 13

Standard model

180 kWh/yr

EER 8

Est. saving

£18.70

69 kWh/yr less

Estimate based on the unit's energy-rating efficiency factor and cooling capacity (13,650 BTU). Actual savings vary with room size, climate and usage patterns.

Winter heating cost: this AC vs electric heaters

This unit reverses to heat your room in winter. Based on its 4 kW heat output used 5 hrs/day over a 150-day UK heating season at £0.27/kWh.

Electric heater / season

£850

This AC / season

£283

You save / season

£567

~67% less electricity

Heating methodElectricity / seasonCost / seasonEfficiencySummer cooling
This heat-pump AC1050 kWh£283Up to 300%
Plug-in electric heater3150 kWh£850100%
Electric storage heater3150 kWh£850100%

Heat output estimated from this unit's 14,330 BTU/hr rating. A heat pump moves heat (COP ≈ 3), so it uses about a third of the electricity of a direct-electric heater for the same warmth. Actual savings vary with room size, insulation, tariff and usage. See the full comparison →

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