Hayward HAXWHA0001 main wire harness for millivolt pool heatersHayward Main Wire Harness for Millivolt Heaters In stock$17899
Hayward HAXWHA0001 main wire harness for millivolt pool heaters

Hayward Main Wire Harness for Millivolt Heaters

Ask a questionAPS # HAY-151-1483
In stock
$17899

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Quick overview

  • Hayward HAXWHA0001 The factory main wire harness, not a generic loom.
  • For millivolt heaters Built for the millivolt control system rather than the electronic ignition models.
  • Main harness This is the primary harness that ties the heater controls together.
  • Pre-terminated Supplied as a made up harness so the connectors land where the originals did.
  • A common failure point Heat and moisture inside the cabinet eventually harden and crack harness insulation.
  • Genuine Hayward Ordered by Hayward part number, so there is no guessing at pin count or lead length.
Full description and specifications ↓

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Product details

Hayward HAXWHA0001 is the main wire harness for Hayward millivolt pool heaters. It is the genuine Hayward part, supplied as a made up harness so every connector lands where the original one did.

Check which system you have

Millivolt heaters run their controls on the small voltage a thermocouple or pilot generator produces, which is a different arrangement from the electronic ignition models. This harness is for the millivolt heaters, so confirm your heater before ordering.

Working safely

A cabinet that has spent years cycling between hot and damp is hard on wiring, and cracked insulation or a melted connector is a real fault, not a cosmetic one. Shut the gas off and kill power at the breaker before you open anything up.

Specifications
Brand Hayward
Manufacturer part number HAXWHA0001
UPC 610377531801
Type Main wire harness
Application Hayward millivolt heaters
Shipping weight 0.16 lb
Ships Parcel

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Questions and answers

What people ask about this product, answered by our pool techs.

Which heaters does this harness fit?
Hayward millivolt heaters. Millivolt models run on a thermocouple generated voltage rather than an electronic ignition board, so confirm which system your heater uses before ordering.
Is this a genuine Hayward part?
Yes. It is the Hayward part, HAXWHA0001.
Is this the main harness or a sub harness?
The main harness. Hayward lists it as the main wire harness for the millivolt heaters.
When would I replace a harness?
When insulation is cracked or brittle, a connector body has melted, or you are chasing an intermittent fault that moves when you flex the loom. Kill power at the breaker and shut the gas before you open the cabinet.
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