a run capacitor is required for operation

The rugged

Using a non-OEM support can lead to incorrect shaft height and poor tolerances

eliminating the hunting common in older mechanical valves

4 lbs for easy handling

Fulton Boiler 4-50-SP0405 Maintenance Kit 319825-402 a run capacitor is requiredEnsure your Fulton Pulse HW condensing hydronic boiler operates at peak performance with the Fulton 4 50 SP0405 Annual Maintenance Kit. This OEM maintenance kit is specifically engineered for commercial and industrial hydronic heating systems to prevent downtime and maintain thermal efficiency. The kit features 3 4 inch shaft diameter components constructed from premium grade steel, designed to withstand demanding conditions within a temperature range