What is the voltage requirement for the heater circuit

Is this a genuine Lochinvar/A

Engineered with a 1/150# pressure rating

it maximizes surface area for efficient heat transfer within the tank

Hydrotherm 04-1336 Thermocouple Els PW 17895 What is the voltage requirementThe Hydrotherm 04 1336 Thermocouple is a mission critical safety and monitoring component engineered specifically for high performance hydronic systems, including the KN Series boilers. Designed to provide precise millivolt signals to the gas control valve, this OEM Hydrotherm gas boiler part ensures stable flame sensing and prevents hazardous unburned gas accumulation. Its rugged construction is built to withstand the high temperature environments