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Bulk Professional Pack: 100-count boxes ensure consistent supply for high-volume industrial logging environments
Contractor-Grade Durability: Features 28VA pilot duty at 24VAC and robust pressure-sensitive diaphragms built for long-term cycling in high-demand zoned systems
providing the consistent force necessary for safe burner operation and optimal fuel-to-air ratios in high-pressure delivery systems
intermittent "no-spark" errors
Direct Supersession: Serves as the official factory-authorized substitute for part 233-41801-05B
Belimo B231 Valve 30067439-890 Bulk Professional Pack: 100-count boxesThe Belimo B231 valve is a robust 1 1 4" NPT, 2 way characterized control valve engineered for precise flow regulation in diverse HVAC hydronic systems. Featuring an equal percentage flow characteristic, this valve ensures stable and accurate control for heating and cooling coils. Its nickel plated forged brass body, coupled with a stainless steel ball and stem, provides exceptional durability and corrosion resistance. With a 25 Cv rating, it's ideal