bird nesting

Technicians may momentarily jump the switch during HVAC troubleshooting to confirm a failure

Operating on a single-phase 460V line

You can slide the contact arm to match the amp rating of your primary heating control to optimize performance

the 10W57 is engineered to replace legacy part numbers including R76700013 and R45632-001

ClimateMaster 13B0015N01 Pressure Switch 321894-708 bird nestingThe ClimateMaster 13B0015N01 high pressure switch is a critical safety component designed for water source heat pump systems and geothermal cooling applications. This specific HVAC pressure control is calibrated for a 600 PSI cut out and a 450 PSI cut in, ensuring the compressor is protected against excessive discharge pressures that can lead to catastrophic motor failure. Engineered for precise refrigerant pressure monitoring, this switch features