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This heavy-duty replacement powerhead is essential for maintaining hydronic heating systems
the T7WA13221 is the official superseding part number for the earlier T7WA01221 version
This HVAC repair part (formerly 100113153) provides a direct fit
technicians ensure the valve maintains its zero-differential operating capabilities without requiring a full body replacement
Midco International 1200100 Pilot Assembly 321142-301 This heavy-duty replacement powerhead isLooking for a reliable solution for burner ignition in heavy duty heating systems? The Midco International 1200100 Pilot Assembly is a factory spec OEM component engineered for high precision gas burner ignition and consistent flame rectification. Designed for compatibility with the Midco Economite EC Series and HTD Series power burners, this assembly ensures the HVAC pilot system maintains a stable flame, reducing nuisance lockouts and improving