Utica-Dunkirk 550001339 Transformer 320788-703 crucial for varying load conditions

crucial for varying load conditions in low-pressure steam lines

this relay offers the consistent arc suppression and mechanical snap needed to maintain system uptime

This makes it an essential component for boiler feed lines

Precision OEM Fit: Specifically engineered for 21-inch cabinet widths to ensure a seamless drop-in replacement without field modifications

Designed for gas-fired unit heater applications

Utica-Dunkirk 550001339 Transformer 320788-703 crucial for varying load conditionsThe Utica Dunkirk 550001339 Transformer is a critical OEM replacement part designed for high efficiency hydronic systems, specifically engineered for the UB90 100 Series II and Q90 Series II boilers. This heavy duty 40VA step down transformer converts 120V primary line voltage to 24V secondary output, providing stable power to integrated control boards, gas valves, and secondary HVAC circuits. Built to withstand the thermal demands of residential and