Description
The A.J. Antunes 803113802 is a genuine OEM high gas pressure switch engineered for dependable pressure monitoring and safety control in commercial HVAC systems, industrial burners, and gas‑fired equipment. Designed to operate within a 10″ to 50″ water column (WC) range, this HGP‑D series switch accurately detects high gas pressure conditions and safely interrupts the electrical control circuit before pressures reach dangerous levels.
Key Features
- Pressure Range: 10″–50″ WC for high gas pressure detection
- Switch Type: DPDT — dependable electrical switching performance
- Reset Style: Manual reset improves safety after over‑pressure events
- Standard Fittings: 1/4″ NPT pressure inlet and 1/8″ NPT vent ports







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