Carrier HK02ZA402 Pressure Switch R-134A Is supplemental venting required for

Is supplemental venting required for this regulator

Robust Construction: Features metal mounting plates and durable terminal lugs for high-torque connections

Can this motor replace an older MOT4104 or MOT6613 model

Can I splice or extend the cable length if 48 inches is too short

This OEM Lennox part is built with a heavy-duty housing and a balanced blower wheel to minimize vibration and operational noise

Carrier HK02ZA402 Pressure Switch R-134A Is supplemental venting required forThe Carrier HK02ZA402 is a high performance manual reset pressure switch designed specifically for HVAC systems requiring critical safety cut out protection. This SPST high pressure switch is factory calibrated to open at 610 PSI and close at 420 PSI, ensuring the compressor is shielded from extreme head pressure conditions that can lead to catastrophic mechanical failure. Engineered for seamless integration with Carrier, Bryant, and Payne condensing