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always verify the specific orifice and venturi requirements for your fuel type (NG or LP) as per the appliance’s rating plate
it features a hermetically sealed sensor and a tamper-proof design that prevents unauthorized setpoint changes
Reliable Operation: The normally closed configuration ensures the valve remains shut during power failures for safety
fuseless load feeder assembly
For contractors demanding reliable airflow management
Resideo AT87A1155 Transformer 320788-704 always verify the specific orificeUpgrade your industrial or commercial HVAC control systems with the Resideo AT87A1155 Transformer. Designed for high voltage environments, this 480V to 24V step down transformer provides a reliable 48VA power supply to run air conditioning circuits, 24V thermostats, and building automation controllers. As a NEMA Type E transformer, it features built in energy limiting overload protection per NEC Class 2 standards, ensuring your low voltage components
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