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Versatile Application: Operates as a universal HVAC temperature control for both open-high and open-low wiring configurations
Reliable Mechanical Operation: Provides dependable switching without the need for external power to the control logic
What is the primary output signal for this device
making it compatible with most existing furnace and boiler transformers
Contractor-Ready Durability: Housed in a zinc-plated steel enclosure with a silicone diaphragm for reliable operation in temperatures from -40 to 180°F
Resideo RT850T-347 Relay 321702-401 Versatile Application: Operates as aThe Resideo RT850T 347 Relay is a heavy duty solid state relay engineered specifically for controlling line voltage resistive loads in electric heating applications. Featuring a built in 24 V transformer, this unit simplifies the control of baseboard heaters, radiant ceilings, and duct heaters from a low voltage thermostat. The TRIAC switching ensures 100% silent operation, eliminating the mechanical clicking common in traditional contactors, making
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