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Marine Plumbing & Ventilation - Bilge Pumps

Keep your vessel safe and dry with premium marine bilge pumps designed to remove unwanted water quickly and efficiently. Essential for recreational boats, fishing vessels, yachts, and commercial marine applications, reliable bilge pumps help protect your boat from water accumulation while supporting safe and dependable operation. Built for demanding freshwater and saltwater environments, our collection features durable bilge pumps engineered to withstand moisture, corrosion, vibration, and continuous marine use. Browse automatic bilge pumps, manual bilge pumps, submersible pumps, high-capacity models, float switches, replacement cartridges, hoses, wiring accessories, and installation components for a wide range of vessels. Designed for dependable water removal, energy-efficient operation, and long-lasting performance, these products help reduce maintenance and improve onboard safety. Featuring trusted marine brands recognized for quality and innovation, our Marine Plumbing & Ventilation – Bilge Pumps collection delivers reliable solutions for every boating application. Shop today and keep your vessel protected with confidence.

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  • Johnson Pump Proline Bilge Pump - 750 GPH [22702]
    Johnson Pump

    Johnson Pump Proline Bilge Pump - 750 GPH [22702]

    £35.25
    £58.44
    £35.25
    Proline Bilge Pump750 GPH w/DuraPortsCapacity 3' (0.9M) head (13.6V):44 L/M - 700 GPH Capacity Straight (13.6V): 50 L/M - 800 GPHAmperage:3AFuze Size:5AConnection:3/4" Specifications: Gallons Per Hour: 750 GPH Operation: Non-Automatic Volts: 12v Type: Electric Box Dimensions: 4"H x 6"W x 8"L WT: 0.9 lbs...
    £35.25
    £58.44
    £35.25
  • Johnson Pump 2200GPH Ultima Combo Auto Bilge Pump - 12V [02274-001]
    Johnson Pump

    Johnson Pump 2200GPH Ultima Combo Auto Bilge Pump - 12V [02274-001]

    £134.12
    £225.77
    £134.12
    Automatic Submersible Bilge Pump - Ultima Switch02274-001 Heavy-Duty, high-performance pump Exceeds the tough demands of commercial and recreational duty Liquid Cooled 16-Pole motor with double ball bearings Lip Seal design construction Prewired with automatic float switch(with Manual Over-ride Operation) Optional and removable check valve...
    £134.12
    £225.77
    £134.12
  • Johnson Pump 1600 GPH Bilge Pump 1-1/8" Hose 12V [16004-00]
    Johnson Pump

    Johnson Pump 1600 GPH Bilge Pump 1-1/8" Hose 12V [16004-00]

    £85.07
    £143.27
    £85.07
    Heavy Duty Bilge Pump 1600 series 12v:The best choice when you are looking for high performance, heavy duty pumpsdesigned to meet and exceed the tough demands of commercial and recreational duty. This pump has a liquid cooled, 12-pole motor with double ball bearings for...
    £85.07
    £143.27
    £85.07
  • Johnson Pump 1000 GPH Bilge Pump 3/4" 12V Dura Ports [32903]
    Johnson Pump

    Johnson Pump 1000 GPH Bilge Pump 3/4" 12V Dura Ports [32903]

    £36.78
    £61.87
    £36.78
    Cartridge Bilge Pumps 1000 GPHThe 1000 GPH incorporates some of the most advanced features in the industry, features developed from service in a wide variety of uses including racing, cruising, sport fishing, and demanding commercial duties. We have improved the design with easy-to-install Dura-Port...
    £36.78
    £61.87
    £36.78
  • Johnson Pump Ultima Switch Auto Control w/Mirus [36303]
    Johnson Pump

    Johnson Pump Ultima Switch Auto Control w/Mirus [36303]

    £39.08
    £65.13
    £39.08
    Ultima SwitchNew digital technology uses the Mirus field effect detector cells producing micro-electrical fields that detect disruptions caused by water and fluids. Detector cells are totally sealed, are never in contact with the water, will not corrode and are not affected by oil or...
    £39.08
    £65.13
    £39.08
  • Johnson Pump 1250 GPH Ultima Combo Pump 1-1/8" Hose 12V [08203-00]
    Johnson Pump

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

    £67.44
    £112.88
    £67.44
    1250 GPH Ultima Combo Automatic Submersible Bilge Pump 12VJohnson 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...
    £67.44
    £112.88
    £67.44
  • Johnson Pump Aqua Void Electro-Magnetic Combo 500 GPH Bilge Pump - 12V [10-13637-01]
    Johnson Pump

    Johnson Pump Aqua Void Electro-Magnetic Combo 500 GPH Bilge Pump - 12V [10-13637-01]

    £52.11
    £86.84
    £52.11
    Aqua Void Electro-Magnetic Combo 500 GPH Bilge Pump - 12VWith its industry-first quick-change motor connection and new reinforced click-in basket, this bilge pump simplifies cleaning and installation, and it's convenient and efficient. Its enhanced motor ensures reliability and performance in any condition. Experience worry-free...
    £52.11
    £86.84
    £52.11
  • Attwood 800 GPH Shower Sump MK2 System - 12V [5143-4]
    Attwood Marine

    Attwood 800 GPH Shower Sump MK2 System - 12V [5143-4]

    £105.76
    £138.70
    £105.76
    800 GPH Shower Sump MK2 System - 12VAttwood’s shower sump systems deliver the performance you’ve been asking for. Choose from standard or large box sizes. They offer fast water flow into and out of the sump. The lid snaps into place to allow quick...
    £105.76
    £138.70
    £105.76
  • Whale Gulper 320 High Capacity Waste/Bilge Pump 24V [BP2054]
    Whale Marine

    Whale Gulper 320 High Capacity Waste/Bilge Pump 24V [BP2054]

    £154.81
    £227.31
    £154.81
    Gulper 320 High Capacity Waste/Bilge Pump 24VHigh Capacity Waste Pump- Fast Drainage and space saving on boardNo clog, no filter waste pump built on more than a decade of market leading pump technologyGulper 320 - the easy access remote mount bilge pump designed to...
    £154.81
    £227.31
    £154.81
  • Whale Electric Field Bilge Switch With Time Delay [BE9006]
    Whale Marine

    Whale Electric Field Bilge Switch With Time Delay [BE9006]

    £57.47
    £72.67
    £57.47
    Electric Field Bilge Switch With Time DelayAll Whale bilge switches are designed and manufacturers with highest quality at heart. Combine these accessories with your whale bilge pump for a robust bilge system tailored to your vessel.Features and Benefits Environmentally friendly - no toxic mercury...
    £57.47
    £72.67
    £57.47
  • Sea-Dog Hand Bilge Pump 36" x 72" [503372-1]
    Sea-Dog

    Sea-Dog Hand Bilge Pump 36" x 72" [503372-1]

    £20.69
    £30.62
    £20.69
    Hand Bilge Pump 36" x 72"These Manual Bilge Pumps are designed for use in small boats without electrical power or larger boats in emergencies where power is no longer available. Compact, lightweight, and easy to stow. A foot valve is removable for easy cleaning....
    £20.69
    £30.62
    £20.69
  • Attwood 500 GPH Shower Sump MK2 System - 12V [5141-4]
    Attwood Marine

    Attwood 500 GPH Shower Sump MK2 System - 12V [5141-4]

    £98.10
    £126.51
    £98.10
    500 GPH Shower Sump MK2 System - 12VAttwood’s shower sump systems deliver the performance you’ve been asking for. Choose from standard or large box sizes. They offer fast water flow into and out of the sump. The lid snaps into place to allow quick...
    £98.10
    £126.51
    £98.10
  • Albin Group Automatic Bilge Pump 500 GPH - 12V [01-04-015]
    Albin Group

    Albin Group Automatic Bilge Pump 500 GPH - 12V [01-04-015]

    £32.95
    £50.52
    £32.95
    Automatic Bilge Pump 500 GPH - 12VFully automatic bilge pump 12V, automatic activation with a built in electrical level switch. Pump capacity 32 L/min (500 GPH) and 25 L/min (400 GPH) at 1m head. Stainless steel shaft, compact and easy to install.Tough thermoplastic ABS...
    £32.95
    £50.52
    £32.95
  • Johnson Pump Proline Bilge Pump - 500 GPH [22502]
    Johnson Pump

    Johnson Pump Proline Bilge Pump - 500 GPH [22502]

    £35.25
    £58.44
    £35.25
    Proline Bilge Pump500 GPH w/DuraPortsCapacity 3' (0.9M) head (13.6V):33 L/M - 525 GPH Capacity Straight (13.6V): 40 L/M - 630 GPHAmperage:2.5AFuze Size:5AConnection:3/4" Specifications: Gallons Per Hour: 500 GPH Operation: Automatic Volts: 12v Type: Electric Box Dimensions: 4"H x 6"W x 7"L WT: 0.85 lbs...
    £35.25
    £58.44
    £35.25
  • Johnson Pump 1000GPH Ultima Combo Pump 3/4" Hose Dura Port [07903-00]
    Johnson Pump

    Johnson Pump 1000GPH Ultima Combo Pump 3/4" Hose Dura Port [07903-00]

    £65.91
    £110.72
    £65.91
    1000 GPH Ultima Combo Automatic Submersible Bilge Pump 12VJohnson 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...
    £65.91
    £110.72
    £65.91
  • Rule Rule-Mate 2000 GPH Fully Automated Bilge Pump - 24V [RM2000A-24]
    Rule

    Rule Rule-Mate 2000 GPH Fully Automated Bilge Pump - 24V [RM2000A-24]

    £225.32
    £316.53
    £225.32
    Rule-Mate 2000 GPH 24 Volt Fully Automated Bilge PumpThe Rule-Mate® 2000 GPH pump consists of a powerful Rule® bilge pump and a highly intelligent circuit board in a single housing. The pump activated when the water reaches 2-1/2" and automatically shuts off when the...
    £225.32
    £316.53
    £225.32
  • Whale IC Retail Kit 24V Gulper IC Pump & Strainer IC [SI8484]
    Whale Marine

    Whale IC Retail Kit 24V Gulper IC Pump & Strainer IC [SI8484]

    £284.34
    £414.90
    £284.34
    IC Retail Kit 24V Gulper IC Pump & Strainer ICAt the heart of every Whale IC product lies innovative electronic control circuitry.This enables IC sensor accessories to communicate directly with IC pumps to control their performance.Features & Benefits: Save time and money by reducing...
    £284.34
    £414.90
    £284.34
  • Rule SuperSwitch Float Switch [37FA]
    Rule

    Rule SuperSwitch Float Switch [37FA]

    £52.88
    £71.27
    £52.88
    SuperSwitch™ Float Switchw/ Fuse HolderNow backed by a 5 year warranty, the non-mercury SuperSwitch is designed for the toughest applications. Design includes marine grade 14 gauge blocked wire, larger float for increased buoyancy, removable base for easy servicing and a snap switch design capable...
    £52.88
    £71.27
    £52.88
  • Rule 4000 Non-Automatic Bilge Pump - 12V [56D]
    Rule

    Rule 4000 Non-Automatic Bilge Pump - 12V [56D]

    £202.33
    £283.57
    £202.33
    Rule 4000Non-Automatic 12vDesigned for the toughest applications, the 4000 gph (15140 lph) pump optimizes Rule's exclusive design features to produce the highest capacity available for a pump its size. 2" (51mm) discharge outlet. 12 Volts DC unless noted.Voltage: 12 Vdc Amp Draw: 15.5 amp...
    £202.33
    £283.57
    £202.33
  • BILGE-B-DRY Dual Pump - 24VDC [BBD-2025-242]BILGE-B-DRY Dual Pump - 24VDC [BBD-2025-242]
    BILGE-B-DRY

    BILGE-B-DRY Dual Pump - 24VDC [BBD-2025-242]

    £313.47
    £321.13
    £313.47
    Dual Pump - 24VDCBILGE-B-DRY is the world’s only Smart Device enabled Dry Bilge System on the market!Enjoy simple installation and customized scheduling control at your fingertips with our Mobile App for Apple or Android devices. Due to size and placement, traditional bilge pumps cannot...
    £313.47
    £321.13
    £313.47