Copeland 918-0056-21 Heater 328140-751 Always consult the unit's wiring

Always consult the unit's wiring diagram for maximum allowable heater size

Standardize your gas pressure regulation for high-capacity applications with the Sensus 143-16-021-08 Cadmium Spring

Its design features a straight-through body pattern with standard NPT threading

but the unit must never be left in operation without a functional limit switch in the safety circuit

Utilizing this Copeland replacement part ensures a precise fit and facilitates easier system evacuation and charging during routine maintenance or emergency repairs

Copeland 918-0056-21 Heater 328140-751 Always consult the unit's wiringFor industrial refrigeration and commercial HVAC systems, the Copeland 918 0056 21 480V crankcase heater is a mission critical component designed for robust compressor protection. Operating at 480 Volts, this crankcase heater ensures that the oil reservoir remains above the refrigerant saturation point during off cycles. This thermal regulation is essential to prevent refrigerant migration, which can lead to hazardous oil dilution and liquid slugging