021-887

This high-pressure brazed switch is a critical safety component designed for professional HVAC and refrigeration systems. Functioning as an air proving and high-limit pressure sensor, this switch is engineered to automatically open the electrical circuit when system pressure reaches a specific safety threshold, preventing compressor damage and ensuring the longevity of your cooling equipment. Featuring a durable brazed connection for a secure, leak-proof seal, it is ideal for high-vibration environments typically found in rooftop units and central heat pumps. Whether you are performing routine maintenance or a necessary repair, this high-pressure cutout switch is essential for maintaining the operational integrity and safety of residential and commercial climate control systems.
Type: Air Pressure Switch
Size: Standard HVAC Component
Application: Commonly used in central air conditioning units, heat pumps, rooftop HVAC systems, and commercial refrigeration units for system safety and pressure monitoring.
Specifications: Brazed-style connection for permanent installation; Open-on-rise high-pressure protection; Air proving functionality.