
Copeland 018-0091-27 Crankcase Heater
Professional-grade Copeland 018-0091-27 Crankcase Heater serves as a critical maintenance component for HVAC and refrigeration compressors. Operating at 120V with a 137W power rating, this heater is engineered to maintain oil temperature above the refrigerant saturation point during the off-cycle. By preventing refrigerant migration and subsequent oil dilution, it ensures the compressor maintains proper lubrication upon startup. This proactive heating prevents liquid slugging, a common cause of catastrophic terminal failure and mechanical damage in scroll and reciprocating compressors.
Designed for seamless integration with Copeland compressor units, this heater utilizes consistent thermal output to prohibit refrigerant from condensing in the crankcase. Field technicians often rely on the 018-0091-27 to resolve issues related to flooded starts and foaming oil, which can lead to bearing washout. This 120-volt heating element is a direct OEM-specification part, ensuring precise fitment and reliable performance across various industrial refrigeration and residential cooling platforms.
Key Benefits:- Prevents Liquid Slugging: Eliminates incompressible liquid mixtures from entering the compression chamber, protecting internal valves and scrolls.
- Optimized 137W Output: Delivers high-efficiency thermal transfer to the crankcase, ensuring oil remains at the ideal viscosity for immediate lubrication.
- Reduces Startup Stress: Minimizes mechanical friction and noise during the initial stages of the cooling cycle by maintaining temperature equilibrium.
- OEM Compatibility: Specifically designed as a Copeland HVAC part to meet exact manufacturer electrical and physical specifications.
- Why does my compressor need a 120V crankcase heater? A heater is necessary to keep the refrigerant and oil from mixing during idle periods, which prevents "slugging" that can shatter compressor components at startup.
- Can I use this for a 208/230V system? No, this is a 120V 137W crankcase heater. Using it on a higher voltage system will cause immediate element failure.
- How do I check if the 018-0091-27 is functioning? A technician should perform an amperage draw test or check for continuity across the leads to ensure the internal heating element has not reached an open-circuit state.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Original: $45.03
-65%$45.03
$15.76Copeland 018-0091-27 Crankcase Heater
Professional-grade Copeland 018-0091-27 Crankcase Heater serves as a critical maintenance component for HVAC and refrigeration compressors. Operating at 120V with a 137W power rating, this heater is engineered to maintain oil temperature above the refrigerant saturation point during the off-cycle. By preventing refrigerant migration and subsequent oil dilution, it ensures the compressor maintains proper lubrication upon startup. This proactive heating prevents liquid slugging, a common cause of catastrophic terminal failure and mechanical damage in scroll and reciprocating compressors.
Designed for seamless integration with Copeland compressor units, this heater utilizes consistent thermal output to prohibit refrigerant from condensing in the crankcase. Field technicians often rely on the 018-0091-27 to resolve issues related to flooded starts and foaming oil, which can lead to bearing washout. This 120-volt heating element is a direct OEM-specification part, ensuring precise fitment and reliable performance across various industrial refrigeration and residential cooling platforms.
Key Benefits:- Prevents Liquid Slugging: Eliminates incompressible liquid mixtures from entering the compression chamber, protecting internal valves and scrolls.
- Optimized 137W Output: Delivers high-efficiency thermal transfer to the crankcase, ensuring oil remains at the ideal viscosity for immediate lubrication.
- Reduces Startup Stress: Minimizes mechanical friction and noise during the initial stages of the cooling cycle by maintaining temperature equilibrium.
- OEM Compatibility: Specifically designed as a Copeland HVAC part to meet exact manufacturer electrical and physical specifications.
- Why does my compressor need a 120V crankcase heater? A heater is necessary to keep the refrigerant and oil from mixing during idle periods, which prevents "slugging" that can shatter compressor components at startup.
- Can I use this for a 208/230V system? No, this is a 120V 137W crankcase heater. Using it on a higher voltage system will cause immediate element failure.
- How do I check if the 018-0091-27 is functioning? A technician should perform an amperage draw test or check for continuity across the leads to ensure the internal heating element has not reached an open-circuit state.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
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Description
Professional-grade Copeland 018-0091-27 Crankcase Heater serves as a critical maintenance component for HVAC and refrigeration compressors. Operating at 120V with a 137W power rating, this heater is engineered to maintain oil temperature above the refrigerant saturation point during the off-cycle. By preventing refrigerant migration and subsequent oil dilution, it ensures the compressor maintains proper lubrication upon startup. This proactive heating prevents liquid slugging, a common cause of catastrophic terminal failure and mechanical damage in scroll and reciprocating compressors.
Designed for seamless integration with Copeland compressor units, this heater utilizes consistent thermal output to prohibit refrigerant from condensing in the crankcase. Field technicians often rely on the 018-0091-27 to resolve issues related to flooded starts and foaming oil, which can lead to bearing washout. This 120-volt heating element is a direct OEM-specification part, ensuring precise fitment and reliable performance across various industrial refrigeration and residential cooling platforms.
Key Benefits:- Prevents Liquid Slugging: Eliminates incompressible liquid mixtures from entering the compression chamber, protecting internal valves and scrolls.
- Optimized 137W Output: Delivers high-efficiency thermal transfer to the crankcase, ensuring oil remains at the ideal viscosity for immediate lubrication.
- Reduces Startup Stress: Minimizes mechanical friction and noise during the initial stages of the cooling cycle by maintaining temperature equilibrium.
- OEM Compatibility: Specifically designed as a Copeland HVAC part to meet exact manufacturer electrical and physical specifications.
- Why does my compressor need a 120V crankcase heater? A heater is necessary to keep the refrigerant and oil from mixing during idle periods, which prevents "slugging" that can shatter compressor components at startup.
- Can I use this for a 208/230V system? No, this is a 120V 137W crankcase heater. Using it on a higher voltage system will cause immediate element failure.
- How do I check if the 018-0091-27 is functioning? A technician should perform an amperage draw test or check for continuity across the leads to ensure the internal heating element has not reached an open-circuit state.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.












