Trane CNT3720 Switch 319852-301 Key Benefits: Direct OEM Compatibility:

Key Benefits: Direct OEM Compatibility: Specifically engineered as the EF19ZE120 replacement to ensure precise electrical matches for Carrier and Bryant systems

while a flashing Pink light signifies the time delay sequence is currently in progress

Key Benefits OEM Precision: Genuine Nordyne part ensures exact L135-40F specifications for calibrated safety performance

Precision Orifice Machining: Ensures exact BTU output and flame stability when switching to liquid propane (LP) gas

it maintains 0

Trane CNT3720 Switch 319852-301 Key Benefits: Direct OEM Compatibility:The Trane CNT3720 Low Pressure Switch is a critical safety component designed for precise refrigerant circuit monitoring in residential and light commercial HVAC systems. This SPST auto reset pressure control is engineered to protect the compressor from damage caused by low suction pressure, refrigerant loss, or coil freeze ups. Featuring factory calibrated setpoints, this switch opens at 8 PSIG and closes at 25 PSIG, ensuring operational stability