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For contractors performing system recovery or retrofits
Standard Frame Size: The 42-NEMA frame and 5-inch diameter ensure a precise fit in tight fan housings
Simplified Wiring: Standardized terminal blocks allow for rapid integration into low-voltage control circuits during service calls
Streamlined Installation: The 7/8" stub tube I
Weil McLain 381-330-025 Control Module R-410A For contractors performing system recoveryThe Weil McLain 381 330 025 Control Module is the designated OEM replacement for the obsolete 381 330 023, engineered specifically for high efficiency hydronic systems. This integrated boiler control (IBC) manages critical sequencing for gas fired units, including the Weil McLain GV90+ series. Operating on 24VAC control voltage and 120VAC line voltage, this module regulates the igniter, inducer motor, gas valve, and circulator pumps. It features