Tag: R4 Relay

SunStat 1140-01 R4 Relay Thermostat 120 or 240 VAC The SunStat® R4 Relay is designed to control the voltage to SunTouch® electric floor heating systems that require more than 15 amps. Up to 10 SunStat Relays may be connected to one SunStat ConnectPlus™ Thermostat for 120 VAC systems as large as 1650 ft2 or 240…