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As Founder & CEO of Vesternet, I personally guarantee your 100% satisfaction on any purchase.

I’d never want you to be unhappy with something you buy from us, so here’s my promise - you can return any unused products within 365 days. If you have problems with a new purchase, our support team will work with you to resolve. And if you still can’t get it working then you can return it within 14 days for replacement or refund. For full information take a look at our full returns policy.

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We’re not just a shop, we’re with you all the way on building your smart home.


Honeywell Evohome 2 way RF Relay Box


Currently out of stock, but new deliveries arrive daily and sell out fast. Order now and we'll reserve from our next batch & express ship when all items are in stock.

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Need advice? More information?

The remote relay is wired into either a motorised zone valve or the boiler and provides the wireless interface between these devices and the evohome system.

The relay box requires a permanent 230VAC (mains) supply.

evohome multi-zone heating

evohome is a sophisticated heating system that allows you to easily create and individually control up to 12 heating zones as well as controlling your hot water.

evohome is the perfect system for multi-zone heating control.

  • Zones - Control of up to 12 zones (unlimited number of radiators)
  • Touch screen Control - simple, convenient wireless control of your entire home's heating
  • Remote access - control your heating from a smartphone or tablet
  • Quick Actions - Day off, All off, holiday modes...
  • Simple Installation - Wireless Radiator Controllers screw on to your existing valves without draining down or disturbing pipes or decor
Honeywell evohome brochure

Technical Details

  • Power: 230V AC
  • RF Frequency: ISM (868 - 870MHz)
  • Switch Rating: 24V - 240V, 5A resistive (3A inductive)
  • Range: 30m in residential building
  • Dimensions (LxWxH): 92 x 90 x 32mm
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Browse 1 questions Browse 1 questions and 1 answers
What does it mean if red light flashes? This happens from time to time, and heating is then off. I can't see anything wrong on the evohome controller.
Perry I. 1 Mar 2016
BEST ANSWER: For Support it's best to raise a Technical Support request using one of the following methods: 1) Clicking on the "Support" link at the top of any page of the Vesternet web site 2) Completing the form at 3) Emailing One of our Technical Support team members will be glad to assist you further!
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