Description
Conbraco Industries 19-KDDA-150 Section I Steam Pressure Relief Valve
The Conbraco Industries 19-KDDA-150 is a high-performance Section I steam pressure relief valve engineered for reliable overpressure protection in commercial and industrial boiler applications. Built to ASME Section I standards, this valve delivers dependable safety performance where it matters most — protecting steam systems from dangerous pressure buildup.
Key Specifications
- Inlet Connection: 3/4″ Male NPT
- Outlet Connection: 3/4″ Female NPT
- Set Pressure: 150 PSI
- Rated Capacity: 929 Pounds Per Hour (PPH)
- Trim Material: Brass
- Seat Material: Teflon
- Code Compliance: ASME Section I (Power Boilers)
Product Highlights
- ASME Section I certified for use on power boilers — meets stringent safety and performance standards
- Brass trim construction provides excellent corrosion resistance and long service life in steam environments
- Teflon seat ensures a tight, reliable seal and smooth valve operation, minimizing leakage between actuations
- 929 PPH steam capacity accommodates a wide range of commercial and light industrial boiler systems
- 3/4″ Male NPT inlet and 3/4″ Female NPT outlet for straightforward installation into standard piping configurations
- Factory set at 150 PSI — no field adjustment required
Application
The 19-KDDA-150 is designed for use on steam boilers governed by ASME Section I codes, including power boilers in commercial buildings, industrial facilities, and institutional settings. The combination of brass trim and a Teflon seat makes it well-suited for clean steam service, offering reliable pop-off performance and reseat characteristics cycle after cycle.
About Conbraco Industries
Conbraco Industries is a trusted manufacturer of valves, pressure relief devices, and flow control products for plumbing, HVAC, and industrial applications. Their Apollo and ASME-certified product lines are widely specified by engineers and installers for their quality craftsmanship and code compliance.







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