Johnson Pump Ultima Combo Package Includes Bilge Pump and Ultima Switch 12V
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The Johnson Pump Ultima Combo package combines a Johnson cartridge bilge pump with an Ultima electronic float switch for automatic bilge management—built around Ultima’s patented Mirus field effect detector cells.
Key Features
- Automatic operation with the Ultima electronic float switch using patented Mirus field effect detector cells
- Dura-Port discharge ports help eliminate stress cracking associated with over-tightened hose clamps
- Includes both a straight discharge and a 90° smooth elbow
- Includes a removable check valve
- Built in the USA
Product Compatibility
- Marine bilge pumping (cartridge-style pump + electronic automatic switch)
- Boat and small craft bilge water removal systems
Product Details
- Package Includes: bilge pump and Ultima switch (12V)
- Part / SKU shown in title: 189-0790300
- Cartridge pump design with integrated Ultima electronic float switch
- Dura-Port discharge ports
- Discharge fittings included: straight and 90° smooth elbow
- Removable check valve included
Parts Desk Insights
Best Use Case: Ideal for replacing a bilge pump setup when you want an automatic electronic switch operation combined with the cartridge-style pump and included discharge components.
Common Issues: If the pump cycles unexpectedly or won’t start, confirm the switch orientation/clearance in the bilge and inspect hoses and hose clamps for proper installation (avoid over-tightening at the discharge port). Also check that the removable check valve and discharge path are not obstructed.
Related Products & Accessories
- Explore Bilge Pumps - Browse additional bilge pumps and bilge pump switches in this category.
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.