Robertshaw 620-202 Transformer This model is rated for

This model is rated for a working pressure of 250 PSI

For contractors dealing with frequent water heater or boiler service calls

but verify existing hardware condition before installation

and Weather King high-efficiency units

manufacturer-approved repair that maintains the integrity of the combustion cycle

Robertshaw 620-202 Transformer This model is rated forThe Robertshaw 620 202 is a professional grade 120V to 24V step down transformer designed for reliable power delivery in HVAC control circuits. Rated at 20VA, this plug in transformer eliminates the need for complex hardwiring, making it an ideal choice for service calls involving low voltage thermostats, zone valves, and electronic control boards. Its compact design features a standard two prong primary plug and screw terminals on the secondary side,