Wide Compatibility: Minivolt thermopile replacement part is compatible with for Reliance, Whirlpool, A.O. Smith, Kenmore, State, American water heaters. Replaces old A.O. Smith # 6911197, 9007872005, 100094024. Working Temperature: Thermopile that reach 1202°F to 750MV, will take approximately 60 seconds (2 minutes) to heat up to 750mV and the flame should heat up to the middle of the head sensor, so you may need time to wait for the valve to start working. High Quality: Minivolt thermopile for water heater is made of durable and premium materials, designed to withstand the rigors of continuous use, offering long-lasting durability. Design with an internal resistance (25°C) of approximately 4000 mΩ. Easy Installation: Thermocouple assembly is a temperature sensor that takes a signal from heat and generates a voltage that opens or closes a valve to allow heater gas in or out. Designed to be direct replacement for old or damaged parts, featuring quick and easy installation without any additional modifications or tools. The product has slight color difference/difference, which does not affect the use Colour:Photo Color Material:Plastic Package Contents: 1x Minivolt Thermopile kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.