Description
Lennox 93M07 CC Heater — 90W, 240V
The Lennox 93M07 is a crankcase heater designed to protect compressors in HVAC systems by preventing refrigerant migration during off cycles. Engineered to Lennox’s exacting quality standards, this 90-watt, 240-volt heater keeps compressor oil warm, ensuring reliable startups and extending the service life of your equipment.
Key Features
- 90W heating output for effective compressor crankcase warming
- 240V operating voltage for compatibility with standard commercial and residential HVAC systems
- Prevents refrigerant migration into compressor oil during off-cycle periods
- Promotes reliable compressor startups and reduces wear
- Genuine Lennox OEM replacement part (SKU: 93M07)
- Built to Lennox quality and performance standards
Why Use a Crankcase Heater?
During extended off cycles — especially in cold ambient conditions — refrigerant can migrate into the compressor crankcase and mix with the oil. When the compressor starts, this refrigerant-oil mixture can cause slugging, oil foaming, and premature compressor failure. The Lennox 93M07 CC Heater keeps the crankcase warm enough to prevent refrigerant absorption, protecting your investment and reducing costly service calls.
Specifications
- Brand: Lennox
- Part Number: 93M07
- Type: Crankcase (CC) Heater
- Wattage: 90W
- Voltage: 240V







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