Shenzhen Asia Bright Co., Ltd.
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HRV Control Board

Built - in Ventilation Fan Control Switch

The built-in delay switch can be placed inside the bottom box of the ordinary mechanical switch, the size is only 45*22*17mm. Mechanical switch with this product can add automatic delay shutdown function without changing the original structure and switch panel. Single live line power supply, no need to replace the original switch and rewiring, mechanical switch can become a delayed shutdown function of the intelligent switch.

ModelLoad PowerDelay TimePower Supply & Wiring SchemeSpec Sheet
BRT-V490100W2min(+1min)-40min
(+5min/-10min)		220-240V
 50Hz/60Hz, two wires		Click to View
Potentiometer adjustment
BRT-V49130 seconds, 2, 5, 10, 15, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, 120 minutesClick to View
DIP switch precise adjustment
BRT-V492150WDelay On: 0~5 minutesClick to View
Delay Off: 0.1 second~90 minutes



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