Model: QBF

Model: QBF
Currently 10 Quantities In Stock.
Quiet Box Fan (QBF) fan design allows for supply and extract ventilation for areas/rooms with high requirements to low noise levels and limited mounting space. Units can be installed above ceilings or in loft spaces. Suitable for round ducts. The centrifugal impeller with back-curved blades is powered by means of 2-pole asynchronous motor with external rotor. The motors are equipped with built-in thermal overheating protection with automatic restart. 

Sizes/Types

100mm (4") - QBF100
125mm (5") - QBF125
150mm (6") - QBF150
200mm (8") - QBF200
250mm (10") - QBF250
315mm (12") - QBF315
Standard - S
UK Plug - Standard Model Only
Wattage
100mm (4") - 63w
125mm (5") - 63w
150mm (6") - 112w
200mm (8") - 170w
250mm (10") - 173w
315mm (12") - 221w
Air Flow (Free Air)
100mm (4") - 240m3/hr (67l/s)
125mm (5") - 330m3/hr (92l/s)
150mm (6") - 420m3/hr (117l/s)
200mm (8") - 730m3/hr (203l/s)
250mm (10") - 1300m3/hr (362l/s)
315mm (12") - 2150m3/hr (598l/s)
Sound Level dBA
100mm (4") - 33
125mm (5") - 35
150mm (6") - 36
200mm (8") - 38
250mm (10") - 41
315mm (12") - 43

Login