Description
York S1-025-50543-000 Crankcase Band Heater Overview
The York S1-025-50543-000 is a crankcase band heater engineered to protect compressors from refrigerant migration and oil dilution during off-cycle periods. By maintaining the crankcase at an elevated temperature, this heater helps prevent liquid refrigerant from accumulating in the compressor oil, reducing the risk of compressor damage on startup and extending equipment service life.
Key Specifications
- Manufacturer Part Number: S1-025-50543-000
- Type: Crankcase Band Heater
- Wattage: 70W
- Voltage: 240V
- Heater Diameter: 7.3″
- Brand: York
Features & Benefits
- Band-style design wraps securely around the compressor crankcase for consistent, even heat distribution
- 70W output provides reliable warming to prevent refrigerant migration during off cycles
- 240V rating compatible with standard commercial HVAC electrical systems
- 7.3″ diameter fits a range of York-compatible compressor models
- Helps protect compressor oil integrity and extend compressor lifespan
- Genuine York OEM replacement part for assured fit and performance
Application
This crankcase band heater is a genuine York OEM replacement component designed for use with compatible York HVAC systems and compressors. It is ideal for preventive maintenance programs and direct replacement of worn or failed crankcase heaters. Always verify compressor model compatibility before installation.







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