10 Best Attwood Marine Pumps Accessories
for January 2022

Recommendations are independently chosen by MOOZ’s editors. Purchases you make through our links may earn us a commission.

1
9.6
SCORE
attwood 4650-7 Tsunami Aerator Pump - 800 GPH, One Size

attwood 4650-7 Tsunami Aerator Pump

800 GPH, One Size

by Attwood
What We like

Pump with innovative engineering and compact design provides the most reliable aeration in contained spaces such as livewell

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Product Features

  • Powerful, reliable pump is rated for 800 gallons per hour (gph) output at design voltage 13.6 volts DC, or 750 gph at nominal voltage of 12 volts DC
  • Cartridges are replaceable and interchangeable between bilge and aerator pumps
  • Pumps fresh, oxygen-rich water to livewells and baitwells
  • Motor cartridge locks for secure placement, and unlocks for easy cleaning, maintenance, and replacement
  • Features the most advanced materials, including premium-quality bearings and state-of-the-art brushes, alloys, and magnets

Cartridges are replaceable and interchangeable between bilge and aerator pumps Motor cartridge locks for secure placement, and unlocks for easy cleaning, maintenance, and replacement Features the most advanced materials, including premium-quality bearings and state-of-the-art brushes, alloys, and magnets Has a -inch diameter, 3 -inch-long inlet, and a threaded -inch interior diameter outlet Pumps fresh, oxygen-rich water to livewells and baitwells Patented shaft seal prevents leaks caused by misalignment, caulked and tinned wiring eliminates wicking, prevents water damage, and resists corrosion Uses less power for long pump and battery life Powerful, reliable pump is rated for 800 gallons per hour (gph) output at design voltage 13.6 volts dc, or 750 gph at nominal voltage of 12 volts dc Cooler-running motors, premium materials, watertight seals and waterproof wiring 12-volt pump connected with 29-inch wire

2
9.5
SCORE
attwood 4505-7 Sahara S500 Automatic Bilge Pump, 12-Volt, 1.5-Amp Draw, ¾-Inch Interior Diameter Hose, 29-Inch 16-Gauge Wire

attwood 4505-7 Sahara S500 Automatic Bilge Pump

12-Volt, 1.5-Amp Draw, ¾-Inch Interior Diameter Hose, 29-Inch 16-Gauge Wire

by Attwood
What We like

Comes with a 29-inch length of 16-gauge caulked and tinned copper wire, and uses a -inch interior diameter hose

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Product Features

  • Also convenient and useful for boats of any size
  • 12-volt, 1.5-amp draw pump is rated for 500 GPH performance at open flow (at voltage of 13.6 volts DC)
  • Installs quickly and easily in tight spaces, mounts horizontally only
  • Meets automatic switch pump requirements for any vessels 20 feet and over with sleeping accommodations
  • Compact and durable package includes pump, wire seals, strainer, and mercury-free switch in one unit

Compact and durable package includes pump, wire seals, strainer, and mercury-free switch in one unit Meets automatic switch pump requirements for any vessels 20 feet and over with sleeping accommodations Installs quickly and easily in tight spaces, mounts horizontally only Reliably provides bilge water pumping for boats of any size Also convenient and useful for boats of any size 12-volt, 1.5-amp draw pump is rated for 500 gph performance at open flow (at voltage of 13.6 volts dc)

3
9.2
SCORE
attwood Bilge Pump 500Gph Tsunami

attwood Bilge Pump 500Gph Tsunami

by Attwood
What We like

Innovative engineering and compact design to provide the most reliable bilge pumping performance

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Product Features

  • Patented shaft seal prevents leaks caused by misalignment, caulked and tinned wiring eliminates wicking, prevents water damage, and resists corrosion
  • Powerful and reliable pump is rated for 500 gallons per hour (gph) output at design voltage 13.6 volts DC, or 450 gph at nominal voltage of 12 volts DC
  • Features premium-quality bearings and state-of-the-art brushes, alloys, and magnets
  • 12-volt pump has a barbed -inch outlet and is connected with 29-inch wire

Features premium-quality bearings and state-of-the-art brushes, alloys, and magnets Powerful and reliable pump is rated for 500 gallons per hour (gph) output at design voltage 13.6 volts dc, or 450 gph at nominal voltage of 12 volts dc 12-volt pump has a barbed -inch outlet and is connected with 29-inch wire Patented shaft seal prevents leaks caused by misalignment, caulked and tinned wiring eliminates wicking, prevents water damage, and resists corrosion

4
9
SCORE
attwood Corporation Pump Aerator Tsunami 500Gph, One Size

attwood Corporation Pump Aerator Tsunami 500Gph

One Size

by Attwood
What We like

Pump with innovative engineering and compact design provides the most reliable aeration in contained spaces such as livewell

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Product Features

  • Has a -inch diameter, 3 -inch-long inlet, and a threaded -inch interior diameter outlet
  • 12-volt pump connected with 29-inch wire
  • Motor cartridge locks for secure placement, and unlocks for easy cleaning, maintenance, and replacement
  • Powerful, reliable pump is rated for 500 gallons per hour (gph) output at design voltage 13.6 volts DC, or 450 gph at nominal voltage of 12 volts DC
  • Features the most advanced materials, including premium-quality bearings and state-of-the-art brushes, alloys, and magnets

12-volt pump connected with 29-inch wire Patented shaft seal prevents leaks caused by misalignment, caulked and tinned wiring eliminates wicking, prevents water damage, and resists corrosion Features the most advanced materials, including premium-quality bearings and state-of-the-art brushes, alloys, and magnets Powerful, reliable pump is rated for 500 gallons per hour (gph) output at design voltage 13.6 volts dc, or 450 gph at nominal voltage of 12 volts dc Motor cartridge locks for secure placement, and unlocks for easy cleaning, maintenance, and replacement Has a -inch diameter, 3 -inch-long inlet, and a threaded -inch interior diameter outlet

5
8.6
SCORE
Attwood WaterBuster Portable Pump

Attwood WaterBuster Portable Pump

by Attwood
What We like

Comes with a 42-inch-long hose with a garden hose adapter that allows addition of a longer hose

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Product Features

  • Truly portable because it does not use an electrical cord nor need a power source
  • Battery-powered pump can operate for up to 5 hours using three D-sized alkaline batteries
  • Measures 5.2 x 5.2 x 6.5 inches; weighs less than two pounds
  • Lifts water to a height of 40 inches; is not to be used as a permanent bilge pump
  • Three alkaline D batteries last 5 hours

Battery-powered pump can operate for up to 5 hours using three d-sized alkaline batteries Pump is 6 3/8 inches tall, has a 5 -inch diameter, and can pump up to 200 gallons per hour Portable, battery-operated pump for removing water Three alkaline d batteries last 5 hours Ideal for use in areas and on boats where there is no permanent electrical system or power source Lifts water to a height of 40 inches; is not to be used as a permanent bilge pump Pumps up to 200 gallons per hour; lifts water up to 4 feet Convenient and versatile pump that can be used where needed to remove water from areas such as boats, pool covers, aquariums, sump pits, and much more Truly portable because it does not use an electrical cord nor need a power source Measures 5.2 x 5.2 x 6.5 inches; weighs less than two pounds

6
8.5
SCORE
Attwood 4141-4 Shower Sump Pump System, 500 GPH Model, 12-Volt, 22-Inch Wire, Standard Box, ¾-Inch Interior Diameter Outlet Hose

Attwood 4141-4 Shower Sump Pump System

500 GPH Model, 12-Volt, 22-Inch Wire, Standard Box, ¾-Inch Interior Diameter Outlet Hose

by Attwood
What We like

Directly compatible with all other competitive products.

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Product Features

  • 36" wire
  • Max. Pump Amp Draw: 10A
  • 12 Volt

12 volt Max. pump amp draw: 10a 36" wire

7
7.3
SCORE
attwood 4143-4 Large-Box 12V Shower Sump Pump System - 36

attwood 4143-4 Large-Box 12V Shower Sump Pump System

36" Wire, 750 GPH, One Size

by Attwood
What We like

Lid with gasket snaps in to allow quick installation, and for removal for cleaning

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Product Features

  • Rated for 12 volts, uses 22-inch wire connection
  • Delivers outstanding performance for fast water flow into and out of the sump
  • Large sump box includes air vent to prevent air locks
  • -inch interior diameter outlet hose
  • Versatile system can utilize multiple inlets hooked up to more than one drain source using different hose sizes

-inch interior diameter outlet hose Rated for 12 volts, uses 22-inch wire connection Delivers outstanding performance for fast water flow into and out of the sump Can handle inflow from the head sink, shower stall, and galley sink Versatile system can utilize multiple inlets hooked up to more than one drain source using different hose sizes Large sump box includes air vent to prevent air locks

8
7.2
SCORE
Attwood 11891D7 Gear Lube Pump, One Size

Attwood 11891D7 Gear Lube Pump

One Size

by Attwood
What We like

Comes with 1 Yamaha adapter

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Product Features

  • Universal fit to be used with the greatest number of engines
  • Fits nearly any outboard or sterndrive
  • Intended for use with a 32-ounce gear lube bottle
  • Easy to install

Intended for use with a 32-ounce gear lube bottle Fits nearly any outboard or sterndrive Universal fit to be used with the greatest number of engines Easy to install

9
7.2
SCORE
Attwood 1733-4 Blower Bilge 3

Attwood 1733-4 Blower Bilge 3" Water Resistant

White

by Attwood
What We like

Features a patented, in-line design and the 5-blade fan maximizes airflow and efficiency

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Product Features

  • Marine ignition protected and has built-in mounting feet for easy vertical or horizontal installation
  • System airflow exceeds older-style in-line blowers by as much as 25 percent
  • Provides outstanding ventilation airflow for areas such as engine compartments, galleys, bilges, and heads
  • Up to four times more efficient than competitive blowers as it draws up to 40 percent fewer amps
  • The blade sweep and pitch are engineered for a high lift coefficient, resulting in increased airflow speed for optimized ventilation

System airflow exceeds older-style in-line blowers by as much as 25 percent Do not operate in area of high heat over 160 f (71 c) Provides outstanding ventilation airflow for areas such as engine compartments, galleys, bilges, and heads Up to four times more efficient than competitive blowers as it draws up to 40 percent fewer amps The blade sweep and pitch are engineered for a high lift coefficient, resulting in increased airflow speed for optimized ventilation Marine ignition protected and has built-in mounting feet for easy vertical or horizontal installation

10
7.2
SCORE
Attwood 93014LP7 Primer Bulb, for Use with ¼-Inch Interior Diameter Hose, 3-Layer Construction, Engineered Hose Barbs, Leak-Free

Attwood 93014LP7 Primer Bulb

for Use with ¼-Inch Interior Diameter Hose, 3-Layer Construction, Engineered Hose Barbs, Leak-Free

by Attwood
What We like

Compatible with Ethanol blended fuels, EPA and CARB certified

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Product Features

  • Exclusive high-efficiency check-valves deliver faster priming and low fuel restriction
  • Engineered hose barbs and stainless steel stepless clamps ensure leak-free performance
  • Delivers 60 percent more output per pump than leading competitors
  • Engineered and built to deliver the most reliable priming and leak-free performance
  • Exclusive three-layer construction prevents collapse under vacuum and prevents ballooning or bursting under pressure

Engineered hose barbs and stainless steel stepless clamps ensure leak-free performance Exclusive three-layer construction prevents collapse under vacuum and prevents ballooning or bursting under pressure Engineered and built to deliver the most reliable priming and leak-free performance Low-permeation material prevents fuel evaporation Delivers 60 percent more output per pump than leading competitors Exclusive high-efficiency check-valves deliver faster priming and low fuel restriction

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