Hayward H-Series Union Nut Qty 2 (HAXNUT1930) insiders The 480 volt input

The 480 volt input

Replacement is often appropriate when the original hose becomes cracked

Use part number MV-40126-25 to verify compatibility with the original Waterway component

Part number 2500300902 supports accurate ordering

and this Balboa Plastic VS and GS Control Box Cover is designed for compatible EL1000 applications where the original cover has cracked

Hayward H-Series Union Nut Qty 2 (HAXNUT1930) insiders The 480 volt inputThese Hayward H Series union nuts help secure compatible heater plumbing connections. Union hardware can become brittle, cracked, or difficult to tighten over time, especially in equipment pads exposed to heat and chemicals. This two pack is useful when refreshing heater connections, addressing leaks, or replacing missing hardware during service. Correct union nuts help make heater maintenance cleaner and more dependable. Two replacement union nuts