5-year compressor warranty on every unitTrade supply07519 444554
Williams Cassette 18,000 BTU
Williams Cassette

Williams Cassette 18,000 BTU

Model WSCD-18HRFNX / WOX330U-18HFN8
A++A+++4-wayCommercialA+++ heating

Recessed into a suspended ceiling and finished with a slim decorative panel, the cassette distributes air evenly in four directions — the standard fit for offices, salons and retail.

Price on request
Message or call us with your room size and we'll come back the same day with a price and availability.
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Made to order — ask us for the current lead time
Trade supply only.
5-year compressor warranty · 3 years on the indoor unit
Supplied ready for your F-Gas registered installer
Full documentation pack, energy label and manuals included
5.28 kW
Cooling capacity
5.57 kW
Heating capacity
320–500 ft² (32–50 m²)
Room size
43 dB(A)
Quietest setting
6.3
Seasonal efficiency (SEER)
4
Seasonal efficiency (SCOP)

Recessed into a suspended ceiling and finished with a slim decorative panel, the cassette distributes air evenly in four directions — the standard fit for offices, salons and retail.

  • Four-way motorised vanes with independent control
  • 647 × 647 mm decorative panel on a 830 × 830 mm body
  • A+++ seasonal efficiency in heating
  • Fresh air intake knockout for ventilation duty
  • Three-phase outdoor units available from 36 kBTU
  • Wired controller included

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