Aermec FCL 42 Compact Ceiling Cassette Fan Coil Unit
Available to order — dispatched on the lead time shown below.
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Retail prices include VAT.
The Aermec FCL 42 is a reliable commercial ceiling cassette fan coil that combines 2.7 kW nominal cooling capacity with durable, multi-speed air distribution. Sized precisely for 600x600 mm ceiling apertures, this hydronic terminal unit is suitable for corporate fit-outs, educational facilities, and hospitality developments. Its anti-static polymer centrifugal blower ensures uniform air circulation with optimized acoustic comfort. The cassette includes an integrated condensate lift mechanism and a washable synthetic air filter that captures dust and airborne contaminants. Compatible with both two-pipe and four-pipe hydronic circuits, the FCL 42 pairs effectively with centralized air-source heat pumps and chillers. Straightforward terminal connections and full compatibility with Aermec wall-mounted thermostats and VMF network controls make project configuration and day-to-day operation exceptionally hassle-free.
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 Aermec →Official Aermec manual
The manufacturer's PDF for this model is being sourced and will be downloadable here.
Full Specifications
Physical dimensions
Exact dimensions for this model are being confirmed with Aermec — ask us and we will send the cut sheet with mounting and clearance figures.
Description
The Aermec FCL 42 is a reliable commercial ceiling cassette fan coil that combines 2.7 kW nominal cooling capacity with durable, multi-speed air distribution. Sized precisely for 600x600 mm ceiling apertures, this hydronic terminal unit is suitable for corporate fit-outs, educational facilities, and hospitality developments. Its anti-static polymer centrifugal blower ensures uniform air circulation with optimized acoustic comfort. The cassette includes an integrated condensate lift mechanism and a washable synthetic air filter that captures dust and airborne contaminants. Compatible with both two-pipe and four-pipe hydronic circuits, the FCL 42 pairs effectively with centralized air-source heat pumps and chillers. Straightforward terminal connections and full compatibility with Aermec wall-mounted thermostats and VMF network controls make project configuration and day-to-day operation exceptionally hassle-free.
Compare similar units
Side-by-side specs for other ceiling cassettes in a similar BTU range.
Common questions about the Aermec FCL 42 Compact Ceiling Cassette Fan Coil Unit
How many BTU is the Aermec FCL 42 Compact Ceiling Cassette Fan Coil Unit?
The Aermec FCL 42 Compact Ceiling Cassette Fan Coil Unit has a cooling capacity of 9,200 BTU, suitable for 20-30 m².
What room size is the Aermec FCL 42 Compact Ceiling Cassette Fan Coil Unit suitable for?
The Aermec FCL 42 Compact Ceiling Cassette Fan Coil Unit is recommended for rooms 20-30 m².
Can I install the Aermec FCL 42 Compact Ceiling Cassette Fan Coil 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 Aermec FCL 42 Compact Ceiling Cassette Fan Coil Unit smart-home compatible?
Yes — the Aermec FCL 42 Compact Ceiling Cassette Fan Coil Unit supports BMS Modbus, VMF System for app and voice control.
How long does delivery of the Aermec FCL 42 Compact Ceiling Cassette Fan Coil Unit take?
This unit is 3-5 business 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
88 kWh/yr
EER 11
Standard model
121 kWh/yr
EER 8
Est. saving
£8.93
33 kWh/yr less
Estimate based on the unit's energy-rating efficiency factor and cooling capacity (9,200 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 3 kW heat output used 5 hrs/day over a 150-day UK heating season at £0.27/kWh.
Electric heater / season
£647
This AC / season
£216
You save / season
£431
~67% less electricity
| Heating method | Electricity / season | Cost / season | Efficiency | Summer cooling |
|---|---|---|---|---|
| This heat-pump AC | 799 kWh | £216 | Up to 300% | |
| Plug-in electric heater | 2396 kWh | £647 | 100% | |
| Electric storage heater | 2396 kWh | £647 | 100% |
Heat output estimated from this unit's 10,900 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 £216/season to heat a room vs £647 for an electric heater - that's £431 saved. https://stockool.store/products/aermec-fcl-42-compact-ceiling-cassette-fan-coil-unit
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