Product features of Reliance 400 Series Natural Gas Control Valve and DS_7GMUE8Y7:
Reliance 400 series, 2 inch shank, Honeywell electronic gas control valve, thermostat powered by 750 millivolt generator, noticeable red LED indicator light blinks 1 time at 3 second intervals during normal operation, increased temperature control and accuracy, integral spark igniter, fits reliance standard 400 natural gas water heaters with Honeywell control.750mV Generator
Red LED Indicator Light
Features an integral spark igniter
Fits Reliance standard 400 series natural gas water heaters