it is unit-specific

you can simultaneously manage normally open and normally closed circuits from a single command signal

What are the mounting requirements for this part

It is engineered to drop into Reznor SC

As a direct replacement for 510-512-337

Honeywell V4944B1059 Gas Valve 30067439-890 it is unit-specificThe Honeywell V4944B1059 Gas Valve is an industrial grade, two stage pressure regulating gas valve designed for commercial burners and atmospheric boilers. Engineered for natural gas applications, this 1 inch NPT valve features a high fire regulator range of 3" to 4. 5" W. C. and a low fire range of 0. 8" to 2" W. C., allowing for precise fuel to air ratio control. With a 300 1000 CFH capacity and a slow opening profile (3 to 25 seconds), it