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SunStat Relay C3 120/240V
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Product Description
SunStat¨ Relay C3 Sub-control / Model# 500880

If a mat or cable system requires more than 15 Amps, install SunStat Relays. They connect directly to SunStat thermostats for simple control of larger systems. Each SunStat Control (120 or 240 VAC) can accommodate up to 10 relays. The Relay C3 is compatible with the SunStat Command and Connect thermostats.


  • Built-in GFCI
  • Built-in 15-Amp relay controls up to 150 sq. ft. at 120V or 300 sq. ft. at 240V.
  • Daisy-chain up to ten SunStat Relays for control of up to 1,500 sq. ft. at 120 VAC or 3,000 sq.ft. at 240VAC.
  • 3-year warranty

This item weighs: 2 lbs. per unit/each.


SunStat Relay C3 120/240V


Schluter has implemented a price increase effective June 1,2022. We are updating our pricing, please call to confirm Schluter pricing before placing an order.

Our Price: $126.00 EA
Compare To: $138.60 EA
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