40XL-4 150/210 FS Watts 1" Male X Female Bronze 150 PSI - 210F Automatic Reseating Temperature and Pressure Relief Valve with 4" Extension and Discharge Line Flood Sensor

This automatic reseating temperature and pressure relief valve has a 1 inch NPTF male inlet, 1 inch NPTF female outlet, 4 inch coated extension thermostat, pressure relief setpoint of 150 psi, and temperature relief setpoint of 210 degrees F. The valve can be installed in hot water outlet within the allowable distance from the top of the tank for commercial applications to provide protection for hot water supply tanks and hot water heaters. It features a bronze body, tamper resistant bonnet screws, and test lever. Includes a nonrestrictive discharge drain line flood sensor with SentryPlus Alert technology to detect excessive water discharges from the relief valve. Sensor activation requires purchase of an activation kit which can be connected to existing building management systems or the Watts Cellular Gateway.

Install Instructions
Specification Sheet

• Features a flood sensor with SentryPlus Alert technology to detect excessive water discharges from the relief valve
• Requires purchase of activation kit to activate sensor
• Bronze body
• Tamper resistant bonnet screws
• 4 Inch coated thermostat length
• Non-mechanical seat to disc alignment
• Set pressure 150 psi