Carrier HK02ZA418 Pressure Switch 340155-7026 the P502-8417S offers the structural

the P502-8417S offers the structural integrity of a painted steel shell and solid copper fittings to withstand harsh operational environments

slowly turn it counter-clockwise until the LED illuminates

it provides reliable performance under high thermal stress and consistent torque for air-cooled condensers

60" WC pressure to the barb and check for continuity across the terminals

maintaining the same physical dimensions and port orientation

Carrier HK02ZA418 Pressure Switch 340155-7026 the P502-8417S offers the structuralThe Carrier HK02ZA418 Pressure Switch is a mission critical safety component engineered for precise refrigerant pressure monitoring in high performance HVAC systems. This factory authorized part is calibrated with an open set point of 448 PSI and a close set point of 327 PSI, ensuring robust system protection against over pressure conditions. Built to OEM specifications, the HK02ZA418 prevents compressor damage and ensures the longevity of residential