5-year compressor warranty on every unitTrade supply07519 444554
Williams Ducted 55,000 BTU
Williams Ducted

Williams Ducted 55,000 BTU

Model WDA-55HWFNX / WOX630U-55HFT8 (3 ph)
A++A+++ConcealedA+++ heating

Hidden entirely in the ceiling void, feeding several rooms through ductwork. Nothing is visible but the linear grilles — the choice for listed interiors and high-end residential.

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
15.24 kW
Cooling capacity
17.58 kW
Heating capacity
1100–1600 ft² (110–160 m²)
Room size
46 dB(A)
Quietest setting
6.1
Seasonal efficiency (SEER)
4
Seasonal efficiency (SCOP)

Hidden entirely in the ceiling void, feeding several rooms through ductwork. Nothing is visible but the linear grilles — the choice for listed interiors and high-end residential.

  • Completely concealed in the ceiling void
  • A+++ seasonal efficiency in heating
  • Serves multiple rooms from one indoor unit
  • Return air filter accessible from below
  • Three-phase outdoor units available on larger sizes
  • Wired controller included

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