Johnson Pump Cartridge Bilge Pump 12V
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You have 30 days to request a return. All sale items are final sale.
Built for marine bilge applications, this Johnson Pump cartridge-style bilge pump features a removable motor cartridge, corrosion-resistant materials, and Dura-Port discharge fittings designed to simplify hose routing and help prevent stress-related damage from overtightened connections.
Key Features
- Removable motor cartridges for easier maintenance and replacement without removing the entire pump
- 316 stainless steel shaft and corrosion-resistant hardware for long-lasting marine use
- Check valve helps eliminate pump cycling
- Dura-Port discharge allows 3/4" straight or 90° externally threaded hose routing
- Dura-Port design helps prevent pump housing cracking associated with hose overtightening
- Capable of upgrading flow (GPH) based on cartridge/motor element needs
Product Compatibility
- Marine bilge pumping systems (12V DC)
- Boats and small craft with cartridge-style bilge pump setups
- Systems that use 3/4" externally threaded hose connections at the pump discharge
Product Details
- Title preserved: Johnson Pump Cartridge Bilge Pump 12V
- Manufacturer/SKU identifiers: 189-32903
- Removable motor cartridge design for serviceability
- 316 stainless steel shaft
- Corrosion resistant hardware
- Check valve included
- Dura-Port discharge connections: 3/4" straight or 90° externally threaded
- Dura-Port supports multi-directional hose routing
- Package/other numeric specs were not provided in the source data.
Parts Desk Insights
Best Use Case: A strong choice when you want a cartridge-style bilge pump that’s easier to service (replace the motor/impeller cartridge element) and when flexible hose routing at the discharge is needed using the 3/4" straight or 90° externally threaded Dura-Port connection.
Common Issues: If flow seems reduced or cycling occurs unexpectedly, check the check valve function and inspect the discharge hose routing for proper seating and clamp tension (overtightening can stress housings). Also verify the correct 3/4" externally threaded hose/adapter connection at the Dura-Port to avoid leaks or restricted discharge.
Related Products & Accessories
- Browse Bilge Pumps - Explore additional bilge pump options, including pumps and cartridge-compatible accessories, within the Bilge Pumps collection.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 1-3 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.