Description
Conbraco Industries 10-616-10 Hot Water High Capacity Pressure Relief Valve
The Conbraco Industries 10-616-10 is a high-capacity hot water pressure relief valve engineered for demanding hydronic heating and hot water system applications. With a robust 3,969,000 BTU capacity rating, this valve is built to protect large commercial and industrial boilers and water heaters from dangerous overpressure conditions. Its generous port sizing — 1-1/4″ Female NPT inlet and 1-1/2″ Female NPT outlet — ensures maximum flow capacity and rapid pressure discharge when needed most.
Key Features
- Set pressure: 50 PSI for precise, reliable overpressure protection
- High capacity rating: 3,969,000 BTU — ideal for large commercial hot water systems
- Inlet connection: 1-1/4″ Female NPT for easy in-line installation
- Outlet connection: 1-1/2″ Female NPT for unrestricted discharge flow
- Designed specifically for hot water heating system service
- Heavy-duty construction for long service life in high-demand environments
- Automatic pressure relief opens to protect system components from overpressure damage
Application
The 10-616-10 is the go-to solution for protecting commercial and industrial hot water boilers, storage tanks, and hydronic heating systems. The high BTU capacity and oversized connections make it well-suited for high-output boiler plants, large-scale hydronic systems, and any application where standard-capacity relief valves fall short. The 50 PSI set point aligns with common commercial hot water system operating parameters, providing a reliable safety margin without nuisance discharge.
Why Choose Conbraco Industries
Conbraco Industries has been a trusted name in flow control and safety valve manufacturing for decades. Their pressure relief valves are recognized for consistent set-point accuracy, durable materials, and dependable performance in critical safety applications — giving contractors and facility managers confidence that their systems are protected.
Specifications
- SKU: 10-616-10
- Brand: Conbraco Industries
- Valve Type: Hot Water High Capacity Pressure Relief Valve
- Inlet Size: 1-1/4″ Female NPT
- Outlet Size: 1-1/2″ Female NPT
- Set Pressure: 50 PSI
- BTU Capacity: 3,969,000 BTU
- Service: Hot Water







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