Aaon P81580 Limit Switch as well as the OPD210D

as well as the OPD210D overpressure protection device

it has reached its thermal limit and must be replaced

Broad Compatibility: Serves as a technical equivalent to the 45GG20AF and various Cutler-Hammer C25 models

This OEM-spec Johnson Controls A-4000-635 ensures that your HVAC pneumatic system remains compliant with nominal industry standards for clean

Aaon P81580 Limit Switch as well as the OPD210DThe Aaon P81580 Limit Switch is a critical safety component designed for high performance HVACR applications, specifically within Aaon rooftop units and air handlers. This 170 200F Auto Reset Limit Switch features a 7 inch insert depth, ensuring precise thermal monitoring within the heat exchanger or airflow path. As a normally closed thermal switch, it provides essential circuit interruption when temperatures exceed the 200F threshold, automatically