Johnson Pump 1250 GPH Ultima Combo Submersible Bilge Pump with 12V Power and Automatic Operation

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


• Capacities500 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.

The Johnson Pump 1250 GPH Ultima Combo Submersible Bilge Pump is designed for reliable and efficient water removal in marine applications. Equipped with the proven Cartridge Bilge Pump technology and integrated with the advanced Ultima Switch, this pump ensures automatic operation based on water levels, providing peace of mind during extended vessel use. The Ultima Switch utilizes patented Mirus field effect detector cells, which produce micro-electrical fields to monitor water presence accurately, activating or deactivating the pump without manual intervention. This innovative feature simplifies maintenance and enhances safety, making it a preferred choice for boat owners seeking dependable bilge management.
The pump's compact design includes an all-in-one motor and impeller unit with a durable stainless steel shaft, built to withstand harsh marine environments. Its thermoplastic pump body and water-cooled motor contribute to longevity and consistent performance. The unit is energy efficient, consuming minimal power while maintaining high flow rates, with capacities up to 1250 GPH at optimal head heights.
Easy installation is facilitated by pre-configured Dura-Port discharge ports on the 500 GPH, 750 GPH, and 1000 GPH models, reducing stress cracking and allowing for stress-free hose connections. Included with the pump are both straight and 90-degree smooth elbows, as well as a removable check valve, ensuring versatile setup options. The pump operates on 12 volts with a 16-gauge wire, compatible with standard marine wiring systems. Its compact size and lightweight design make it suitable for a variety of bilge spaces, providing effective water management without taking up excessive space.
Built to meet international standards, including ISO 8849 marine compliance, this pump offers dependable performance for marine safety applications. Whether used for routine bilge pumping or emergency water removal, the Johnson Pump 1250 GPH Ultima Combo delivers long-lasting, energy-efficient operation with minimal maintenance requirements. For detailed installation and maintenance instructions, refer to the owner’s manual available online.

Features:

• Pre-configured with an electronic Ultima Switch for automatic operation

• Capacities up to 1250 GPH at optimal head heights

• Energy efficient design for reduced power consumption

• Water-cooled motor extends service life

• All-in-one thermoplastic pump body with stainless steel shaft

• Easy to maintain with no tools required for disassembly

• Dura-Port discharge ports for stress-free hose connection

• Includes straight and 90-degree elbows with removable check valve

• Suitable for 12V marine power systems

• Meets ISO 8849 marine standards