Hartland Controls TRAN-75VA Transformer 318172-701 the return spring is integrated

the return spring is integrated into the 599 series valve body rather than the actuator

ensuring optimal airflow for both cooling and heating cycles

Key Benefits High-Temperature Durability: Constructed with robust materials to maintain signal accuracy in extreme heat environments typical of industrial kilns and boilers

this square zone control damper minimizes leakage and ensures quiet operation under high-static conditions

Hartland Controls TRAN-75VA Transformer 318172-701 the return spring is integratedThe Hartland Controls TRAN 75VA Transformer is a heavy duty, 75VA step down solution engineered for multi tap versatility in commercial HVACR and industrial control circuits. Specifically designed to handle primary input ranges of 120 208 240 480V AC, this multi tap 24V transformer delivers a consistent 24V secondary output, making it a standard replacement for high demand applications including water pumps, food service equipment, and pool spa