Durable Solder Connections: Features 7/8" x 1 1/8" ODF openings for high-strength

including durable silver-cadmium oxide contacts

Common indicators include a weak/yellow pilot flame

While cleaning with soft materials is sometimes possible

4-20mA (via 500 Ohm resistor)

Trane HTR4907 Crankcase Heater R-407C Durable Solder Connections: Features 7/8"The 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