Trane HTR4907 Crankcase Heater 326058-755 If only single-phase power is

If only single-phase power is available

While the threading may appear similar to other European patterns

This part is used across many Allied Air platforms

Common signs include "Ignition Fault" or "Flame Failure" codes on the digital display

Inspect the contact surfaces for black carbon deposits

Trane HTR4907 Crankcase Heater 326058-755 If only single-phase power isThe Trane HTR4907 Crankcase Heater is a critical component for maintaining compressor reliability in commercial and residential HVAC systems. Designed as an insertion type heating element, this 230 volt, 40 watt unit effectively migrates refrigerant out of the compressor oil during the off cycle. This prevents flooded starts and ensures proper lubrication of the scroll or reciprocating internal components upon startup. With a precise 1 4" diameter and