Description
The A.J. Antunes 803112509 is a premium OEM manual reset low gas pressure switch built to deliver dependable safety control and accurate gas pressure monitoring in commercial HVAC and industrial gas‑fired equipment. Designed with a broad sensing range of 1″ to 35″ water column (W.C.), this switch reliably detects low gas pressure conditions and interrupts control circuits to safeguard against unsafe operation.
Key Features
- Wide Pressure Range: 1″–35″ water column for versatile low‑pressure gas monitoring.
- Manual Reset Operation: Enhances safety by requiring deliberate reset after a fault.
- SPDT Contacts: Provides reliable switching for control and safety circuits.
- Standard NPT Fitting: 1/4″ inlet and 1/8″ vent for integration with standard gas lines.
- Durable Housing: Built to withstand industrial and commercial environments.
- Wide Operating Temperature: Suitable for a broad range of applications.






