WATTS F163781 40XL-4 1 125 PSI TEMPERATURE & PRESSURE VALVE WITH FLOOD SENSOR

WATTS® F163781 Temperature Pressure Relief Valve, 1 in, 125 psi Set Pressure, 70 to 150 psi Pressure Range, 210 deg F, Bronze Body, Male NPTF x Female NPTF Connection, 1 x 1 in Connection Size, Series 40XL, 4 in Thermostat Length

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 125 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 construction, tamper resistant bonnet screws, and test lever. Includes a nonrestrictive discharge drain line flood sensor with SentryPlus Alert(R) 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.