Honeywell Home BDR91A Wireless Relay Box

Honeywell Home BDR91A Wireless Relay Box contains:

  • 1x BDR91A Wireless Relay Box

The Honeywell Home BDR91A Wireless Relay Box allows the user to control? well, almost anything (heating wise that is)! For instance a BDR91A can control any time and temperature controlled system ? boilers, zone valves, towel rails, electric radiators, air-to-air heat pumps and buffer cylinder fed systems such as biomass and ground source heat pumps. The BDR91A wireless relay box is compatible with the all new Honeywell Home evohome Controller and many other Honeywell Home wireless products.

The BDR91A Wireless Relay Box operates on the Honeywell 868MHz Radio Frequency and is able to switch and control systems up to a maximum rating of 5 AMP (approximately 1000 WATTS). You can switch more electrical load, but would need to wire a larger rated relay inline.

The BDR91A Wireless Relay box is an aesthetically well designed and built unit. It is very reliable and built to give many years of wireless switching operation.


  • Allows control of almost any temperature controlled system
  • Small compact design

If you have any questions about the Honeywell Home BDR91A Wireless Relay Box, please feel free to Contact Us


Can I install my 2 BDR91s next to each other?

No you shouldn’t, we recommend leaving at least 1m distance between the relay boxes.


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