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ensuring electrical synchronization with the main control board
Optimized Performance: Precise spark ignition and blower delay-to-on/off timing maximize heat exchanger longevity and indoor air comfort
The unit is factory-set to Normally Open (NO)
and Q models
The integrated junction box carries a NEMA 3 weather protection rating when mounted upright
Trane HTR4907 Crankcase Heater R-134A ensuring electrical synchronization with theThe 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