Samsung FJM 5.0kW Dual-Zone Multi-Split Outdoor Unit
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Retail prices include VAT.
The Samsung FJM 5.0kW outdoor unit is the perfect foundation for a high-performance, two-room climate control system. Designed for UK residential and light commercial environments, this robust inverter heat pump allows you to connect two separate indoor units to a single, space-saving outdoor condenser. By utilising advanced BLDC rotary compressor technology, the system delivers rapid cooling and efficient heating while maintaining whisper-quiet operation. It is fully compatible with Samsung's range of wall-mounted and cassette indoor units, offering individual temperature control for each room via the SmartThings app. With an operating range down to -15°C for heating and up to 46°C for cooling, it ensures year-round comfort regardless of the British weather. This unit is an ideal solution for homeowners looking to reduce external clutter without compromising on power or energy efficiency.
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.
- Free UK mainland delivery on in-stock units
- Manufacturer warranty included
- 14-day returns
Technical documents & videos
More from Samsung →Official Samsung manual
The manufacturer's PDF for this model is being sourced and will be downloadable here.
Full Specifications
Dimensions & fit
Height × width × depth in millimetresManufacturer cabinet figures, excluding packaging and pipework. Leave clearance around the outdoor unit for airflow — ask us if you need the full cut sheet with mounting and clearance requirements.
Description
The Samsung FJM 5.0kW outdoor unit is the perfect foundation for a high-performance, two-room climate control system. Designed for UK residential and light commercial environments, this robust inverter heat pump allows you to connect two separate indoor units to a single, space-saving outdoor condenser. By utilising advanced BLDC rotary compressor technology, the system delivers rapid cooling and efficient heating while maintaining whisper-quiet operation. It is fully compatible with Samsung's range of wall-mounted and cassette indoor units, offering individual temperature control for each room via the SmartThings app. With an operating range down to -15°C for heating and up to 46°C for cooling, it ensures year-round comfort regardless of the British weather. This unit is an ideal solution for homeowners looking to reduce external clutter without compromising on power or energy efficiency.
Compare similar units
Side-by-side specs for other multi-split system ac in a similar BTU range.
Common questions about the Samsung FJM 5.0kW Dual-Zone Multi-Split Outdoor Unit
How many BTU is the Samsung FJM 5.0kW Dual-Zone Multi-Split Outdoor Unit?
The Samsung FJM 5.0kW Dual-Zone Multi-Split Outdoor Unit has a cooling capacity of 17,060 BTU, suitable for Up to 50m² combined.
What room size is the Samsung FJM 5.0kW Dual-Zone Multi-Split Outdoor Unit suitable for?
The Samsung FJM 5.0kW Dual-Zone Multi-Split Outdoor Unit is recommended for rooms Up to 50m² combined.
Can I install the Samsung FJM 5.0kW Dual-Zone Multi-Split Outdoor Unit myself?
No — this unit requires professional installation by a qualified F-gas engineer. Use our Find an Installer service to get matched with a local HVAC professional.
Is the Samsung FJM 5.0kW Dual-Zone Multi-Split Outdoor Unit smart-home compatible?
Yes — the Samsung FJM 5.0kW Dual-Zone Multi-Split Outdoor Unit supports Samsung SmartThings for app and voice control.
How long does delivery of the Samsung FJM 5.0kW Dual-Zone Multi-Split Outdoor Unit take?
This unit is dispatched in 2-3 working days. Delivery is then 1–2 working days to most UK mainland addresses, and 3–6 working days into the EU.
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Mitsubishi ElectricAnnual energy savings estimate
How much this A++-rated unit could save versus a standard C-rated model, based on your usage.
This unit
138 kWh/yr
EER 13
Standard model
225 kWh/yr
EER 8
Est. saving
£23.37
87 kWh/yr less
Estimate based on the unit's energy-rating efficiency factor and cooling capacity (17,060 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 5 kW heat output used 5 hrs/day over a 150-day UK heating season at £0.27/kWh.
Electric heater / season
£1113
This AC / season
£371
You save / season
£742
~67% less electricity
| Heating method | Electricity / season | Cost / season | Efficiency | Summer cooling |
|---|---|---|---|---|
| This heat-pump AC | 1375 kWh | £371 | Up to 300% | |
| Plug-in electric heater | 4124 kWh | £1113 | 100% | |
| Electric storage heater | 4124 kWh | £1113 | 100% |
Heat output estimated from this unit's 18,760 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 →
Share your savings
This heat-pump AC costs only £371/season to heat a room vs £1113 for an electric heater - that's £742 saved. https://stockool.store/products/samsung-fjm-aj050txj2kg-eu-5-0kw-dual-zone-outdoor-unit-v3
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