---
product_id: 16667492
title: "Johnson Pump 05903-00 Cartridge Combo Automatic Submersible Bilge Pump - 12V, 1000 GPH, red"
brand: "johnson pump"
price: "€ 173.68"
currency: EUR
in_stock: true
url: https://www.desertcart.hr/products/16667492-johnson-pump-05903-00-cartridge-combo-automatic-submersible-bilge-pump
store_origin: HR
region: Croatia
---

# 12V power efficiency 1000 GPH high flow rate Dura-Port easy-install ports Johnson Pump 05903-00 Cartridge Combo Automatic Submersible Bilge Pump - 12V, 1000 GPH, red

**Brand:** johnson pump
**Price:** € 173.68
**Availability:** ✅ In Stock

## Summary

> 🚤 Stay afloat with effortless power—never let water slow your adventure!

## Quick Answers

- **What is this?** Johnson Pump 05903-00 Cartridge Combo Automatic Submersible Bilge Pump - 12V, 1000 GPH, red by johnson pump
- **How much does it cost?** € 173.68 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/16667492-johnson-pump-05903-00-cartridge-combo-automatic-submersible-bilge-pump)

## Best For

- johnson pump enthusiasts

## Why This Product

- Trusted johnson pump brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Stress-Free Installation:** Innovative Dura-Port discharge ports prevent hose clamp cracking for long-lasting durability.
- • **Unmatched Flow Performance:** Delivers a powerful 1000 gallons per hour to keep your bilge dry and your boat safe.
- • **Versatile Plumbing Options:** Includes both straight and 90° smooth elbow ports plus a removable check valve for custom setups.
- • **Compact & Lightweight Design:** At just 1 pound and 7"x4.5"x7.5", it fits easily in tight spaces without compromising power.
- • **Effortless Automatic Operation:** Electro-magnetic float switch activates pump seamlessly—set it and forget it.

## Overview

The Johnson Pump 05903-00 is a 12V automatic submersible bilge pump delivering 1000 GPH flow rate. Featuring an electro-magnetic float switch for hands-free operation, durable Dura-Port discharge ports to prevent stress cracking, and versatile fittings including straight and 90° elbows plus a removable check valve. Compact and lightweight, it’s engineered for reliable, easy installation and optimal bilge water management.

## Description

Cartridge Bilge Pump, Cartridge Combo, with automatic operation from the electro-magnetic float switch. The Cartridge Combo 1000 GPH pumps are equipped with easy-to-install Dura-Port discharge ports to eliminate stress cracking caused by overtightened hose clamps. The pumps include both a straight and a 90° smooth elbow Dura-Port as well as a removable check valve.

## Features

- Automatic operation from the electro-magnetic float switch
- Equipped with easy-to-install Dura-Port discharge ports
- Ports eliminate stress cracking caused by overtightened hose clamps
- Pumps include both a straight and a 90° smooth elbow Dura-Port as well as a removable check valve
- Flow Rate: 1000 GPH

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Johnson Pump |
| Color | Red |
| Material | Plastic |
| Style | Bilge Pump,Submersible |
| Product Dimensions | 7"L x 4.5"W x 7.5"H |
| Power Source | Battery Powered |
| Item Weight | 1 Pounds |
| Maximum Flow Rate | 0.06 Cubic Meters Per Minute |
| Maximum Lifting Height | 36 Inches |
| Voltage | 12 Volts |
| Global Trade Identification Number | 00729321059039 |
| Manufacturer | Johnson Pump |
| UPC | 729321059039 |
| Model | 05903-00 |
| Item Weight | 1 pounds |
| Item model number | 05903-00 |
| Batteries | 1 Unknown batteries required. |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | 05903-00 |

## Product Details

- **Brand:** Johnson Pump
- **Color:** Red
- **Material:** Plastic
- **Style:** Bilge Pump,Submersible
- **Product Dimensions:** 7"L x 4.5"W x 7.5"H
- **Power Source:** Battery Powered
- **Item Weight:** 1 Pounds
- **Maximum Flow Rate:** 0.06 Cubic Meters Per Minute
- **Maximum Lifting Height:** 36 Inches
- **Voltage:** 12 Volts

## Images

![Johnson Pump 05903-00 Cartridge Combo Automatic Submersible Bilge Pump - 12V, 1000 GPH, red - Image 1](https://m.media-amazon.com/images/I/51OgdPMXDhL.jpg)

## Frequently Bought Together

- Johnson Pump 05903-00 Cartridge Combo Automatic Submersible Bilge Pump - 12V, 1000 GPH, red
- Johnson Pumps 32903 Cartridge Bilge Pump with Dura-Port - 1000 GPH, Black
- Johnson Pump of America 28512 Marine Pump Cartridge for 1000 GPH Motor, Black

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**Shop now:** [https://www.desertcart.hr/products/16667492-johnson-pump-05903-00-cartridge-combo-automatic-submersible-bilge-pump](https://www.desertcart.hr/products/16667492-johnson-pump-05903-00-cartridge-combo-automatic-submersible-bilge-pump)

---

*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-04-22*