Johnson Pumps

Johnson Pumps 07903-00 Ultima Combo Bilge Pump 1000gph, 12v

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SKU:
18312900
MPN:
07903-00
Availability:
Usually ships in 2-3 business days. In stock at our CA, Fl, MI, PA, WA warehouses.
Shipping:
Calculated at Checkout
Stock Update:
01/24/2026 06:49:17 PM PST
$86.57

Bulk discount rates

Below are the available bulk discount rates for each individual item when you purchase a certain amount

Buy 2 or above and pay only $80.98 each 80.98
Stock Update:
01/24/2026 06:49:17 PM PST

Description

This item is brand-new, factory sealed.

1000 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: 3/4"
  • Includes Dura-port connection

Specifications

  • Capacity 3ft (0.9 m) head (13.6V/27.2): 50 l/min - 800 GPH
  • Capacity straight (13.6V/27.2V): 63 l/min - 1000 GPH
  • Amperage: 3.2 A
  • Fuse size: 5 A
  • Connection: 3/4"
  • Length: 4.41" (112 mm)
  • Width: 4.25" (108 mm)
  • Height: 3.35" (85 mm)
  • Weight: 14.4 oz.
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Warranty Information

All Items are Brand New, Factory Sealed and come with a standard warranty. [Read our policies]
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Johnson Pumps 07903-00 Ultima Combo Bilge Pump 1000gph, 12v
$86.57