it is unit-specific

Easy Installation: 5/8" SAE flare fittings allow for quick field replacement and leak-tight connections

Precision Engineering: Specialized 105-135F set points designed specifically for Reznor equipment compatibility

Is the 5H0680740000 its own part or an upgrade

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