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This genuine Reznor 203310 ensures an exact fit and reliable rotation
ambient air temperature
Historically favored for its compatibility with 2-wire heating systems
terminal-block style installation without excess wiring or mechanical constraints
115V technical specification from the manufacturer
York S1-031-09182-000 Control Board 30067439-890 This genuine Reznor 203310 ensuresWhen you're troubleshooting VAV systems or handling complex economizer setups on the job site, the York S1 031 09182 000 Control Board is the standard OEM solution for expanding communication protocols. This expansion module, often categorized as a VAV Econ expansion board, HVAC control board replacement, and York replacement part, is engineered specifically for HVAC system communication modules and VAV control board expansion. It provides the
