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Watts 0315180 N240X-9 1″ 150# T&P Relief Valve 4,059,000 BTU

BRAND: Watts SKU: 0315180

$782.31

MSRP: $899.66
You save 15%

1″ 150 PSI T&P Relief Valve, 4,059,000 BTU Capacity

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Description

The Watts N240X-9 (SKU 0315180) is a heavy-duty Temperature and Pressure (T&P) Relief Valve engineered to provide critical safety protection for boilers, water heaters, and hydronic heating systems. With a 1-inch connection size, a 150 PSI pressure rating, and an impressive 4,059,000 BTU/hr discharge capacity, this valve is built to handle demanding commercial and industrial applications where reliable overpressure protection is non-negotiable.

Watts is a globally recognized leader in flow control and water quality products, and the N240X-9 series continues that tradition of engineering excellence. When system pressure or temperature exceeds safe operating limits, this valve automatically opens to relieve excess energy — protecting equipment, property, and personnel from catastrophic failure.

Key Features
  • 1″ NPT connection for straightforward installation into standard piping systems
  • 150 PSI pressure rating for robust overpressure protection
  • 4,059,000 BTU/hr discharge capacity suitable for high-output commercial systems
  • Dual Temperature & Pressure (T&P) sensing for comprehensive safety coverage
  • Watts N240X-9 series design — trusted for reliability in boiler and water heater applications
  • Durable construction for long service life in demanding hydronic and steam environments
Specifications
  • Brand: Watts
  • Model: N240X-9
  • SKU: 0315180
  • Connection Size: 1″
  • Pressure Rating: 150 PSI
  • BTU Capacity: 4,059,000 BTU/hr
  • Valve Type: Temperature & Pressure (T&P) Relief Valve
Applications
  • Commercial and industrial boilers
  • Large-capacity water heaters
  • Hydronic heating systems
  • Steam and hot water distribution systems

Additional information

Max Working Pressure

150 PSI

BTU Capacity

4059000 BTU/hr

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