Stelpro Canada

It appears you’re in the US. You’re currently viewing the Canadian website. Note that currencies and availability on the American and Canadian websites differ.

Vous semblez provenir des USA, mais vous êtes actuellement sur le site canadien. Veuillez noter que les devises et la disponibilité des produits diffèrent d’un site à l’autre.

Stay on the Canadian website
Rester sur le site canadien

Visit the American website
Aller sur le site américain

All Systems Operational

Since Tuesday, 23 February 2021, 04:00
Eastern Time Zone

Low Voltage Smaller-Sized Electronic Relays


Due to their small size, they can be fitted in a heating unit’s junction box. A variety of models are available to meet your needs.

Product images

  • RE153 | FACE


  • With transformer (RE153T)
  • Compatible with STE241, T822K1034, T87K1015, D010 and ET180 thermostats
  • Compact size
  • 3 to 32 VDC pulse or all or nothing (ON/OFF) signal
  • Delivers more precise temperature control when paired with the right thermostat


  • Pulsed signal (PWM) or all or nothing (on/off) at 24 Vac, 3-32 Vdc signal
  • With a transformer (RE153T)
  • Compatible with the STE241, T822K1034, T87K1015, D010 and ET180 thermostats
  • Two additional relays without transformers can be added to the same control circuit as a relay with a transformer
  • Installing more than four relays without transformers to the same thermostat is not recommended


  • The relays must be installed inside the junction box of the heating unit


  • Three years