040-116

This high-pressure switch is a critical safety component designed for residential and commercial HVAC systems. Functioning as a high-limit cutout, it monitors the internal pressure of your air conditioning or heat pump system to protect the compressor from damage caused by excessive pressure buildup. When the system pressure exceeds safe operating limits, the switch automatically interrupts the electrical circuit to prevent mechanical failure. Once the pressure returns to a safe level, the switch resets, allowing for continued operation. This durable, precision-engineered part is essential for maintaining the longevity and efficiency of your cooling equipment and is a common replacement part for units experiencing frequent cycling or safety shutdowns.
Type: HVAC Pressure Switch
Size: Small
Application: Used in central air conditioning units, heat pump systems, and cooling equipment to provide high-pressure protection and compressor safety.
Specifications: 406 PSI Cut-out (Open); 300 PSI Cut-in (Close/Reset); High-pressure safety limit control.