Description
Conbraco Industries 18C-512-5-150 Temperature & Pressure Relief Valve
The Conbraco Industries 18C-512-5-150 is a high-capacity Temperature and Pressure (T&P) Relief Valve engineered to provide dependable overpressure and overtemperature protection for water heaters and hydronic heating systems. With a robust 3/4″ Female NPT inlet and 3/4″ Female NPT outlet, this valve integrates seamlessly into standard plumbing and hydronic configurations, delivering reliable safety performance in both residential and light commercial applications.
Key Features
- 3/4″ Female NPT inlet connection for easy installation into standard pipe systems
- 3/4″ Female NPT outlet connection for straightforward discharge line attachment
- Factory set at 150 PSI pressure relief setting — no field adjustment required
- Temperature relief set point of 210°F to protect against dangerous overheating
- Rated BTU capacity of 1,912,000 BTU/hr to handle high-demand heating systems
- 5″ probe length for accurate immersion sensing in water heater tanks and vessels
- Dual-function design opens on excess pressure or excess temperature — whichever threshold is reached first
- Durable construction built to withstand the demands of continuous hydronic and potable water heating service
Specifications
- SKU: 18C-512-5-150
- Brand: Conbraco Industries
- Inlet Connection: 3/4″ Female NPT
- Outlet Connection: 3/4″ Female NPT
- Pressure Setting: 150 PSI
- Temperature Setting: 210°F
- BTU Capacity: 1,912,000 BTU/hr
- Probe Length: 5″
- Valve Type: Temperature and Pressure Relief Valve
Applications
- Residential and commercial water heaters
- Hydronic boilers and heating systems
- Hot water storage tanks and pressure vessels
- Any system requiring combined temperature and pressure overpressure protection







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