Description
The Trane HTR12894 is a 40-watt, 230-volt belly band sump heater engineered to protect compressors from refrigerant migration and liquid slugging during off-cycle periods. By maintaining the compressor sump at an elevated temperature, this heater prevents refrigerant from accumulating in the crankcase oil, ensuring reliable startups and extending compressor service life.
Key Features
- OEM Trane replacement part for precise fit and performance
- 40W heating capacity at 230V operating voltage
- Belly band design wraps securely around the compressor sump for efficient heat transfer
- Prevents refrigerant migration into compressor oil during off cycles
- Reduces risk of compressor damage from liquid slugging on startup
- Durable construction for long-term, continuous-duty operation
Specifications
- SKU: HTR12894
- Brand: Trane
- Wattage: 40W
- Voltage: 230V
- Heater Type: Belly Band Sump Heater
Application
Designed as a direct OEM replacement for Trane systems, the HTR12894 belly band sump heater is ideal for use in commercial and residential HVAC applications where compressor protection during off-cycle periods is critical. Proper installation of a crankcase heater is a recommended best practice to maximize compressor longevity and system reliability.







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