Key Benefits for Technicians Optimized Superheat Control: Maintains precise refrigerant metering to maximize evaporator coil efficiency

this is the NEMA 4 cover assembly only

it utilizes a constant torque brushless DC design to maintain consistent CFM across varying static pressures

it enables the 496 series to manage a maximum inlet pressure of up to 20 psig while maintaining stable downstream delivery

Copeland 918-0047-03 Heater 321894-709 Key Benefits for Technicians OptimizedThe Copeland 918 0047 03 Crankcase Heater is a critical component for maintaining compressor reliability in high voltage industrial and commercial HVACR applications. Operating at 575V and delivering a steady 90 watts of heat, this genuine OEM part is specifically engineered to prevent liquid refrigerant migration to the compressor shell during off cycles. By keeping the crankcase oil temperature significantly higher than the system's coldest point,