
Aermec FCLI 122 Flagship Inverter Ceiling Cassette Fan Coil
Available to order — dispatched on the lead time shown below.
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Retail prices include VAT.
As the highest capacity unit in the range, the Aermec FCLI 122 delivers an impressive 37,500 BTU cooling performance for demanding, open-plan commercial facilities. Its large-format 840x840 mm chassis is powered by a high-efficiency brushless inverter motor that smoothly adapts air volume to instantaneous heat loads, maximizing seasonal efficiency across heating and cooling cycles. The aerodynamic impeller and inspectable casing reduce turbulence and maintenance overheads, while the built-in condensate pump and washable electrostatic filter ensure reliable, long-lasting performance. With support for standard hydronic networks, Aermec VMF central supervisory hardware, and building management systems, the FCLI 122 provides an uncompromising HVAC solution for commercial offices, lecture theatres, and exhibition halls requiring premium climate control.
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 →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
As the highest capacity unit in the range, the Aermec FCLI 122 delivers an impressive 37,500 BTU cooling performance for demanding, open-plan commercial facilities. Its large-format 840x840 mm chassis is powered by a high-efficiency brushless inverter motor that smoothly adapts air volume to instantaneous heat loads, maximizing seasonal efficiency across heating and cooling cycles. The aerodynamic impeller and inspectable casing reduce turbulence and maintenance overheads, while the built-in condensate pump and washable electrostatic filter ensure reliable, long-lasting performance. With support for standard hydronic networks, Aermec VMF central supervisory hardware, and building management systems, the FCLI 122 provides an uncompromising HVAC solution for commercial offices, lecture theatres, and exhibition halls requiring premium climate control.
Compare similar units
Side-by-side specs for other ceiling cassettes in a similar BTU range.
Common questions about the Aermec FCLI 122 Flagship Inverter Ceiling Cassette Fan Coil
How many BTU is the Aermec FCLI 122 Flagship Inverter Ceiling Cassette Fan Coil?
The Aermec FCLI 122 Flagship Inverter Ceiling Cassette Fan Coil has a cooling capacity of 37,500 BTU, suitable for 80-115 m².
What room size is the Aermec FCLI 122 Flagship Inverter Ceiling Cassette Fan Coil suitable for?
The Aermec FCLI 122 Flagship Inverter Ceiling Cassette Fan Coil is recommended for rooms 80-115 m².
Can I install the Aermec FCLI 122 Flagship Inverter Ceiling Cassette Fan Coil 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 FCLI 122 Flagship Inverter Ceiling Cassette Fan Coil smart-home compatible?
Yes — the Aermec FCLI 122 Flagship Inverter Ceiling Cassette Fan Coil supports BMS Modbus, BACnet, VMF System for app and voice control.
How long does delivery of the Aermec FCLI 122 Flagship Inverter Ceiling Cassette Fan Coil 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
304 kWh/yr
EER 13
Standard model
495 kWh/yr
EER 8
Est. saving
£51.36
190 kWh/yr less
Estimate based on the unit's energy-rating efficiency factor and cooling capacity (37,500 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 13 kW heat output used 5 hrs/day over a 150-day UK heating season at £0.27/kWh.
Electric heater / season
£2629
This AC / season
£876
You save / season
£1753
~67% less electricity
| Heating method | Electricity / season | Cost / season | Efficiency | Summer cooling |
|---|---|---|---|---|
| This heat-pump AC | 3246 kWh | £876 | Up to 300% | |
| Plug-in electric heater | 9738 kWh | £2629 | 100% | |
| Electric storage heater | 9738 kWh | £2629 | 100% |
Heat output estimated from this unit's 44,300 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 £876/season to heat a room vs £2629 for an electric heater - that's £1753 saved. https://stockool.store/products/aermec-fcli-122-flagship-inverter-ceiling-cassette-fan-coil
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