Resideo AT87A1155 Transformer 320788-704 it features a hermetically sealed

it features a hermetically sealed sensor and a tamper-proof design that prevents unauthorized setpoint changes

This direct-drive component is cross-referenced with multiple OEM parts

Technical Superiority for Contractors: This control consolidates 19 legacy models into one SKU

while the high side manages pressures between 100 and 600 psi

always verify the specific orifice and venturi requirements for your fuel type (NG or LP) as per the appliance’s rating plate

Resideo AT87A1155 Transformer 320788-704 it features a hermetically sealedUpgrade 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