Heatcraft Refrigeration 28963301 Timer 318172-701 Unlike spring-return models

Unlike spring-return models

Optimized Connectivity: Ensures stable power delivery and signal integrity between the control board and vital mechanical components

and CO2 (subcritical) refrigerants

For contractors managing high-torque HVACR systems

Engineered as a direct-acting general-purpose control board

Heatcraft Refrigeration 28963301 Timer 318172-701 Unlike spring-return modelsThe Heatcraft Refrigeration 28963301 Timer is a high performance electronic thermostat and defrost controller designed for precise temperature management in commercial refrigeration systems. Operating at 120 240 VAC, this unit features a rugged NEMA 4X enclosure, making it ideal for harsh environments such as walk in coolers, freezers, and refrigerated display cases where moisture and corrosion resistance are critical. As a direct OEM replacement