Description
- Description
1250 GPH Ultima Combo Automatic Submersible Bilge Pump 12V
Johnson Pump Marine Ultima Combo bilge pumps are JPM's proven Cartridge Bilge Pumps combined with the non-clogging electronic switch Ultima Switch™ for automatic operation. The electronic automatic switch Ultima Switch™ uses the patented Mirus field effect detector cells producing micro-electrical fields that detect disruptions caused by level of water present in the bilge and automatically activates and deactivates the pump.
CE-Approved
Features:
- Pre-configured with an electronic Ultima Switch for automatic operation
- Capacities 500 GPH, 750 GPH, 1000 GPH and 1250 GPH
- Extremely energy efficient
- Water-cooled motor for long service intervals
- Compact, all-in-one motor/impeller unit with stainless steel (SS2343) shaft
- No tools needed for maintenance, no need for complete disassembly. You can now leave the pump casing attached to both the boat and the hoses.
- 500 GPH, 750 GPH, and 1000 GPH pumps have easy-to-install Dura-Port discharge ports to eliminate stress cracking caused by over-tightened hose clamps
- 500 GPH, 750 GPH, and 1000 GPH pumps are delivered including both a straight and a 90° smooth elbow Dura-Port as well as a removable check valve
- Meets the international standard, ISO 8849 marine
- Pump body: Thermoplastic
- Shaft seal: Lip seal
- Shaft: Stainless steel
- Voltage: 12v
- Wire size: 16GA
- Hose size: 1-1/8"
- Does not include Dura-port connection
Specifications
- Capacity 3ft (0.9 m) head (13.6V/27.2): 60 l/min - 952 GPH
- Capacity straight (13.6V/27.2V): 73 l/min - 1150 GPH
- Amperage: 3 A
- Fuse size: 5 A
- Connection: 1-1/8""
- Length: 4.41" (112 mm)
- Width: 4.25" (108 mm)
- Height: 3.35" (85 mm)
- Weight: 16 oz.
Specifications:
- Gallons Per Hour: 1250 GPH
- Operation: Automatic
- Outlet Size: 1-1/8"
- Volts: 12v
- Type: Electric
- Box Dimensions: 4"H x 7"W x 8"L WT: 1.1 lbs
- UPC: 729321082037
Owner's Manual (pdf)
Refund Policy
Return Policy – Marine Tech Supplies
Effective Date: January 9, 2026
At Marine Tech Supplies, we want you to be satisfied with your purchase. Please review our return policy below.
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Return Window
All return requests must be made within 14 days of the delivery date.
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Return Eligibility
To be eligible for a return:
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Item must be unused and in original condition
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Item must be in original packaging
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All accessories, manuals, and parts must be included
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Proof of purchase is required
Items that are damaged due to misuse, installation error, or negligence are not eligible for return.
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Non-Returnable Items
The following items cannot be returned:
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Special order or custom products
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Clearance or final sale items
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Installed or used items
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Electrical components once opened
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Items returned without approval
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Return Authorization (RMA Required)
All returns require a Return Authorization (RMA).
Returns sent without approval will be rejected.
To request an RMA, contact via About section
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Return Shipping
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Customer is responsible for return shipping costs unless the error was ours
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Items must be shipped with tracking and insurance
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We are not responsible for lost or damaged return shipments
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Restocking Fee
A 15% restocking fee may apply to all approved returns.
Shipping charges are non-refundable.
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Refund Process
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Refunds are issued after inspection and approval
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Refunds are processed back to the original payment method
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Allow 5–10 business days for refunds to appear after approval
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Damaged or Incorrect Items
If your item arrives damaged or incorrect:
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Report within 48 hours of delivery
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Provide photos and order details
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We will arrange a replacement or refund at no cost
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Refused Deliveries
Refused shipments are treated as returns and may be subject to:
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Return shipping fees
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Original shipping fees
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Restocking fee
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Chargebacks
Initiating a chargeback without contacting us first may result in denial of future service.
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Policy Updates
Marine Tech Supplies reserves the right to update this policy at any time without notice.
