Description
The Danfoss 7773107 is a C-Heater Belt crankcase heater designed to protect refrigeration and HVAC compressors from refrigerant migration and liquid slugging during off-cycle periods. By maintaining the compressor crankcase at an elevated temperature, this belt-style heater prevents refrigerant from accumulating in the compressor oil, safeguarding the compressor against damaging startup conditions and extending overall system life.
Key Features
- Belt-style crankcase heater for secure, wraparound contact with the compressor body
- Rated at 65 watts for efficient, consistent heat output
- Operating voltage: 230V for compatibility with standard commercial HVAC and refrigeration systems
- 2C configuration for reliable dual-circuit heating performance
- Prevents refrigerant migration and liquid slugging during compressor off cycles
- Helps extend compressor service life and reduce costly failures
- Manufactured by Danfoss, a globally trusted leader in HVAC and refrigeration components
Applications
- Commercial refrigeration compressors
- Air conditioning and heat pump systems
- Any refrigeration system requiring crankcase temperature protection during off-cycle periods
Specifications
- SKU: 7773107
- Brand: Danfoss
- Type: C-Heater Belt
- Configuration: 2C
- Wattage: 65W
- Voltage: 230V







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