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Conbraco Industries 18C-511-3-125 3/4″ NPT T&P Relief Valve, 125 PSI, 210°F

BRAND: Conbraco Industries SKU: 18C-511-3-125

$249.49

MSRP: $286.91
You save 15%

3/4″ NPT T&P Relief Valve, 125 PSI, 210°F, 1,619,000 BTU

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Description

Conbraco Industries 18C-511-3-125 Temperature & Pressure Relief Valve

The Conbraco Industries 18C-511-3-125 is a heavy-duty Temperature and Pressure (T&P) Relief Valve engineered to protect water heaters and hydronic heating systems from dangerous over-pressure and over-temperature conditions. Factory-set at 125 PSI and 210°F, this valve delivers reliable, automatic protection in demanding residential and commercial applications.

Key Features
  • Factory-set relief pressure of 125 PSI for precise, consistent protection
  • Temperature setting of 210°F guards against thermal runaway
  • High BTU capacity of 1,619,000 BTU/hr handles high-output water heating systems
  • 3″ probe length ensures accurate immersion sensing within the water heater tank
  • 3/4″ Male NPT inlet connection for straightforward installation
  • 3/4″ Female NPT outlet connection for easy discharge line attachment
  • Durable brass construction for long-lasting corrosion resistance
  • Automatic reset design for dependable, low-maintenance operation
Specifications
  • SKU: 18C-511-3-125
  • Brand: Conbraco Industries
  • Valve Type: Temperature and Pressure Relief Valve
  • Inlet Connection: 3/4″ Male NPT
  • Outlet Connection: 3/4″ Female NPT
  • Set Pressure: 125 PSI
  • Temperature Setting: 210°F
  • BTU Capacity: 1,619,000 BTU/hr
  • Probe Length: 3″
Applications

Ideal for use on residential and light commercial water heaters, boilers, and hydronic heating systems where ASME- and ANSI-compliant over-pressure and over-temperature protection is required. The 125 PSI set point and 1,619,000 BTU capacity make this valve suitable for high-demand systems requiring robust safety performance.

Additional information

Valve Type

Temperature and Pressure Relief Valve

Pressure Rating

125 PSI

Temperature

210°F (99°C)

BTU Capacity

1619000 BTU/hr

Probe Length

3"

End Connection

3/4" Male NPT, 3/4" Female NPT

Connection Size

3/4"

Connector Type

NPT

Material

Brass

Standards / Compliance

ASME, ANSI

Application

Boilers, Hydronic Heating Systems, Water Heaters

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