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Lightweight Attwood 500 Gph Shower Sump Mk2 System - 12v [5141-4] Kit [KCm5jBan]

$21.99 $70.99 -69%

500 GPH Shower Sump MK2 System - 12VAttwood’s shower sump systems deliver the performance you’ve been asking for. Choose from standard or large box sizes. They offer fast water flow into and out of the sump. The lid snaps into place to allow quick in

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500 GPH Shower Sump MK2 System - 12V

Attwood’s shower sump systems deliver the performance you’ve been asking for. Choose from standard or large box sizes. They offer fast water flow into and out of the sump. The lid snaps into place to allow quick installation (and removal for cleaning) and includes a gasket to seal the sump box against overflow. The sump box even includes an air vent to prevent airlocks. It meets or exceeds all applicable standards of the ABYC and USCG.

Specifications:

  • Amp Draw: 1.4
  • 500 GPH
  • Rated Voltage: 12V
  • Fuse Size: 3A
  • Outlet Hose Size: 3/4" I.D.
  • Wire/Connector: 22" wire

What Our Customers Say

January 4, 2026

Absolutely no complaints!

It has a very intuitive layout.

- Victoria P..

January 4, 2026

Absolutely no complaints!

I'm thoroughly impressed with the craftsmanship.

- Isla W..

January 4, 2026

Absolutely no complaints!

The product is wonderfully compact and portable.

- Will Brown.

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