08203-00 - Johnson Pump 1250 GPH Ultima Combo Pump 1/8" Hose | Aztek Computers
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SKU: L3FKSBQHKN |  Mfg. Part: 08203-00  | UPC: 729321082037  |  0 Reviews  |     Share

08203-00 - Johnson Pump 1250 GPH Ultima Combo Pump 1/8" Hose 12V

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$90.73  $122.49
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Product Overview

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.

Expert Overview

The Johnson Pump 1250 GPH Ultima Combo Automatic Submersible Bilge Pump is designed for marine applications requiring automated water removal. This 12V unit integrates a proven cartridge bilge pump with an Ultima Switch for automatic operation. The Ultima Switch utilizes Mirus field effect detector cells to sense water levels and activate/deactivate the pump, providing automated bilge management. It is suitable for vessels needing a reliable, self-activating pump system to prevent water accumulation. The pump features a water-cooled motor for extended service intervals and a compact, all-in-one motor/impeller unit with a stainless steel shaft. Maintenance is simplified as the pump casing can remain attached to the boat and hoses, requiring no tools for disassembly. This model, part number 08203-00, offers a capacity of 1150 GPH straight and 952 GPH at a 3 ft head, operating at 12V with a 3A amperage draw. It connects to a 1-1/8" hose and meets ISO 8849 marine standards.

Technical Specifications

1250 GPH Ultima Combo 12v
Part #: 08203-00

Pump with automatic operation equipped with the Ultima switch. 12VDC.
CE-Approved

Features:
  • Compact, all-in-one motor/impeller unit
  • No tools needed for maintenance
  • Extremely energy efficient
  • Water-cooled motor for long service intervals
  • Meets the international standard, ISO 8849 marine
  • Pump Body: Thermoplastic
  • Shaft Seal: Lip Seal
  • Shaft: Stainless steel (SS2343)
  • Voltage: 12 V DC
  • Capacity 3 ft (0.9 m) head (13.6 V) 60 l/min - 952 GPH
  • Capacity straight (13.6 V): 73 l/min - 1150 GPH
  • Amperage: 3 A
  • Fuse Size: 5 A
  • Connection: 1-1/8
  • Max height 112 mm - 4.4
  • Weight 0.45 kg - 16 oz.

Product Details

  • Manufacturer:
  • Model Number:
  • ASIN:
  • UPC:
  • Condition:
  • Weight:
  • Dimensions:
  • Updated:
  • Added:
  • Country of Origin:
  • Johnson Pump
  • 08203-00
  • B003O5PTOU
  • 729321082037
  • New
  • 1 lbs
  • 8 X 4 X 7
  • Sep 03, 2026
  • Jun 05, 2018
  • UNITED STATES
Product Identifiers: Brand: Johnson Pump • Part #: 08203-00 • UPC: 729321082037 • ASIN: B003O5PTOU • Category: Consumer Electronics

Frequently Asked Questions

What is the power requirement for this pump?

The Johnson Pump 1250 GPH Ultima Combo pump operates on a 12V DC power supply. It has an amperage draw of 3A and requires a 5A fuse.

What is included with the pump for installation?

This specific 1250 GPH pump does not include Dura-port connections, a straight Dura-Port, a 90-degree smooth elbow Dura-Port, or a removable check valve. These accessories are mentioned for other GPH capacities but not for this model.

What is the primary use case for this product?

This product is an automatic submersible bilge pump designed for marine applications. It is intended to detect water levels in a bilge and automatically activate to remove the water, providing continuous water management for a vessel.

What hose size is compatible with this pump?

The Johnson Pump 1250 GPH Ultima Combo pump is designed for use with a 1-1/8" hose size for its discharge connection.

08203-00 - Johnson Pump 1250 GPH Ultima Combo Pump 1/8" Hose 12V

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$90.73