Attwood 4142-1 Shower Sump Pump System 12V 750 GPH Small Box Marine Boat

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£89.00

Tax included.

Attwood 4142-1 Shower Sump System

Name: Attwood 4142-1 Shower Sump Pump System 12V 750 GPH Small Box Marine Boat
Price: 89.0 GBP
Rating: 5 (1 reviews)

750 GPH | 12V DC | Small Box Configuration

The Attwood 4142-1 Shower Sump System is a high-performance, pre-assembled drainage solution designed to manage grey water from showers, sinks, and tubs on boats and RVs. Featuring the reliable Sahara automatic pump, this system ensures fast water flow out of the sump while maintaining a dry bilge environment.

RELIABILITY: Built to meet or exceed ABYC and USCG standards, utilizing an electronic sensor switch for dependable automatic operation without the risk of stuck mechanical floats.

Key Features

✔ Plug N Play: Fully pre-assembled for rapid installation.
✔ Anti-Air Lock: Integrated air vent prevents vacuum locks during high flow.
✔ Multiple Inlets: Supports various hose sizes for versatile drainage.
✔ Easy Maintenance: Clear, hinged lid and removable stainless mesh strainer.

Technical Specs

Model:	4142-1 (Standard)
Flow Rate:	750 GPH (2839 LPH)
Voltage:	12V DC
Amp Draw:	~2.5 Amps
Fuse Size:	5.0 Amps
Outlet Size:	3/4" (19mm)

Compatibility / Fitment Guide

Inlet Size	Compatible Hose ID	Application Notes
Port A	3/4" (19mm)	Standard Sink/Shower Drains
Port B	1" (25mm)	Heavy Duty Drainage
Port C	1-1/8" (28mm)	Direct Pump Connections
Port D	1-1/2" (38mm)	High Capacity Plumbing

OEM Cross Reference

Attwood MPN	4142-1 (Standard), 4143-4 (Large Variant)
Rule Equivalent	Rule 98 / 98A / 98B
Johnson Pump	32-57103-01
Seaflo	SFBP1-G750-07

Questions & Answers

Is this a genuine original part?

Yes, this is an authentic Attwood Marine product, ensuring the highest standards of safety and material durability for nautical environments.

How do I know if it is compatible?

We recommend checking the SKU/MPN 4142-1. This is the "Standard Box" version. If your current installation uses the "Large Box" (Model 4143-4), ensure you have adequate footprint space for the standard dimensions provided.

Does it include a check valve?

Yes, the system includes a check valve in the outlet to prevent backflow and cycling, which also helps reduce odors from standing water in the drain lines.

Note: Please verify your original part number and box dimensions at 4boats.co.uk against the references above before purchasing.

For the products under £150 the shipping is £6.99.

Free delivery for most items over £150.

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Attwood 4142-1 Shower Sump Pump System 12V 750 GPH Small Box Marine Boat