Can I use this if my original harness has evidence of "arching" at the plug

Durable Brass Construction: Engineered to resist corrosion and handle high-pressure commercial environments

enabling the control of higher voltage reversing valves or auxiliary fans from a low-voltage control signal

High Durability: The totally enclosed air over design protects against environmental contaminants in outdoor condensing units

This unit features a rugged diaphragm housing and standard terminal connections for seamless integration into existing LOCHINVAR Knight or A

Trane CNT3720 Switch R-407A Can I use this ifThe 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