Description
The Trane HTR2047 is an OEM crankcase heater designed to protect compressor integrity by preventing refrigerant migration into the compressor oil during off-cycle periods. Operating at 120 volts and rated at 150 watts, this crankcase heater maintains the compressor crankcase at a temperature above the surrounding ambient, ensuring oil viscosity is preserved and liquid refrigerant does not accumulate — a leading cause of compressor failure at startup.
Built to Trane’s exacting quality standards, the HTR2047 is the correct replacement for compatible Trane and American Standard systems, delivering dependable, long-lasting performance in demanding HVAC applications.
Key Features
- OEM Trane replacement crankcase heater
- Rated voltage: 120V
- Rated wattage: 150W
- Prevents refrigerant migration into compressor oil during off cycles
- Maintains proper oil viscosity for reliable compressor startup
- Helps extend compressor service life and reduce costly failures
- Direct OEM replacement for compatible Trane and American Standard equipment
Why Crankcase Heaters Matter
During extended off cycles — especially in cold ambient conditions — refrigerant can migrate into the compressor crankcase and dilute the lubricating oil. When the compressor restarts, this refrigerant-oil mixture can cause slugging, bearing damage, and premature compressor failure. A properly functioning crankcase heater eliminates this risk by keeping the crankcase warm, protecting your investment and ensuring reliable system operation season after season.
Application
- Compatible with select Trane and American Standard residential and light commercial HVAC systems
- Verify compatibility with your specific model before ordering







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