Winter is coming — your air conditioner heats too. Cut heating bills by up to 67% vs electric heaters.

🇬🇧 Delivering air conditioning across the UK — free UK mainland delivery on in-stock units
Samsung FJM 3-Port Multi Split Outdoor Unit 5.2kW
Samsung

Samsung FJM 3-Port Multi Split Outdoor Unit 5.2kW

In StockEnergy A++
£1,970.000

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.

Upgrade your home climate control with the Samsung FJM 5.2kW triple-zone outdoor unit. This powerful system allows you to connect up to three indoor units to a single, space-saving outdoor compressor, making it an excellent choice for medium-sized family homes. By centralising your air conditioning, you reduce exterior visual impact while maintaining individual temperature control for bedrooms, living areas, or home offices. The unit utilises Samsung’s cutting-edge inverter technology to ensure whisper-quiet operation and exceptional energy efficiency, helping you maintain a comfortable environment while keeping running costs low. With its robust heat-pump functionality, this system is fully capable of providing efficient heating in winter and refreshing cooling in summer. Its durable, weather-resistant construction is specifically engineered to withstand the variable UK climate, providing long-term reliability and peace of mind. This is an essential upgrade for those seeking a sophisticated, multi-room solution that balances performance, aesthetics, and energy-conscious operation.

1

Need it installed?

We'll match you with a local HVAC engineer.

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 Capacity17,740 BTU
Recommended Room SizeUp to 60m² total
Energy RatingA++
Smart HomeSamsung SmartThings
Noise Level—
CategoryMulti-Split System AC
SKUAJ052TXJ3KG/EU

Description

Upgrade your home climate control with the Samsung FJM 5.2kW triple-zone outdoor unit. This powerful system allows you to connect up to three indoor units to a single, space-saving outdoor compressor, making it an excellent choice for medium-sized family homes. By centralising your air conditioning, you reduce exterior visual impact while maintaining individual temperature control for bedrooms, living areas, or home offices. The unit utilises Samsung’s cutting-edge inverter technology to ensure whisper-quiet operation and exceptional energy efficiency, helping you maintain a comfortable environment while keeping running costs low. With its robust heat-pump functionality, this system is fully capable of providing efficient heating in winter and refreshing cooling in summer. Its durable, weather-resistant construction is specifically engineered to withstand the variable UK climate, providing long-term reliability and peace of mind. This is an essential upgrade for those seeking a sophisticated, multi-room solution that balances performance, aesthetics, and energy-conscious operation.

Compare similar units

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

Cooling Capacity
17,740 BTU
17,740 BTU
17,740 BTU
17,740 BTU
Room Size
Up to 60m² total
Up to 60m²
Up to 60m² total
Up to 75m² total
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
£1,970.00
£1,716.42
£1,716.42
£2,164.18

Annual energy savings estimate

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

This unit

144 kWh/yr

EER 13

Standard model

234 kWh/yr

EER 8

Est. saving

£24.30

90 kWh/yr less

Estimate based on the unit's energy-rating efficiency factor and cooling capacity (17,740 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 6 kW heat output used 5 hrs/day over a 150-day UK heating season at £0.27/kWh.

Electric heater / season

£1276

This AC / season

£425

You save / season

£851

~67% less electricity

Heating methodElectricity / seasonCost / seasonEfficiencySummer cooling
This heat-pump AC1575 kWh£425Up to 300%
Plug-in electric heater4726 kWh£1276100%
Electric storage heater4726 kWh£1276100%

Heat output estimated from this unit's 21,500 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 →

You may also need

Sealey SAC5000 3-in-1 Portable Air Conditioning Unit 5,000Btu/hr
Pre-Order
Ships to EU

Sealey SAC5000 3-in-1 Portable Air Conditioning Unit 5,000Btu/hr

5,000 BTU Up to 10m²
Energy A
Drop-ship available
£291.96inc VAT
Dispatched in 2-3 working days
Sealey SACWK1 Window Sealing Kit for Air Conditioner Ducting
Pre-Order
Ships to EU

Sealey SACWK1 Window Sealing Kit for Air Conditioner Ducting

0 N/A
Energy N/A
Drop-ship available
£20.54inc VAT
Dispatched in 2-3 working days
Stiebel Eltron AWG 315 SR.2 Wall Duct
Pre-Order
Ships to EU

Stiebel Eltron AWG 315 SR.2 Wall Duct

0 N/A
Energy A++
Drop-ship available
£276.12inc VAT
Dispatched in 2-3 working days
Stiebel Eltron SRC R Wireless Temperature Controller
Pre-Order
Save £38.51
Ships to EU
Stiebel Eltron Tuya/SmartLife

Stiebel Eltron SRC R Wireless Temperature Controller

0 Up to 50m²
Energy A+
Drop-ship available
£201.49inc VAT
£240.00
Dispatched in 2-3 working days