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Marine Water Tanks & Accessories

Nothing ends a great weekend out on the water faster than running out of water! Whether you need help keeping track of exactly how much water you have left, or it’s time to replace a leaking boat water tank – we’ve got you covered. At Fisheries Supply we stock a variety of marine water tanks from trusted brands like Todd, Vetus Denouden and Nauta – along with marine tank monitors from Tank Tander, Wema-System, Headhunter, SCAD Technologies and more! We also stock potable water treatments from Starbrite, Sudbury and Thetford – so stay on top of your water supply with everything you need from Fisheries Supply!


Tank Sensors

SCAD Technologies

SCAD Tank Sensors

Available in 3 options

14 Gallon Short Rectangular Water or Holding Tank

Trionic Corp

14 Gallon Short Rectangular Water or Holding Tank

SKU: 440980 | Item ID: TRC WH-2014

14 Gallon Long Rectangular Blank Water or Holding Tank

Trionic Corp

14 Gallon Long Rectangular Blank Water or Holding Tank

SKU: 214516 | Item ID: TRC B-2014

20 Gallon Long Rectangular Water or Holding Tank

Trionic Corp

20 Gallon Long Rectangular Water or Holding Tank

SKU: 454035 | Item ID: TRC WH-2020

37 Gallon Long Rectangular Water or Holding Tank

Trionic Corp

37 Gallon Long Rectangular Blank Water or Holding Tank

SKU: 449459 | Item ID: TRC B-2037

6-8-10 of SeaBuilt Tank Access Plate System - Stainless Steel

SeaBuilt

Tank Access Plate System - Stainless Steel

Available in 5 options

Nauta

Flexible Water Tanks

Available in 3 options

SeaBuilt

Tank Access Plate System - Aluminum

Available in 5 options

Trionic Corp

40 Gallon Short Rectangular Water or Holding Tank

SKU: 377247 | Item ID: TRC 2040-2

Nauta

Flexible Tank Fittings

Available in 11 options

Trionic Corp

45 Gallon Long Rectangular Water or Holding Tank

SKU: 386069 | Item ID: TRC 2045-1

Tank Tender

The Tank Tender - 5 Tank Model

Available in 3 options

Tank Tender

The Tank Tender - Models for Up to 10 Tanks

Available in 3 options

Sudbury

Aqua Clear Drinking Water Rust Treatment

SKU: 30396 | Item ID: SUD 835Q

Tank Tender

The Tank Tender - Models for Up to 4 Tanks

Available in 6 options

Sudbury

Aqua Fresh Drinking Water Taste & Odor Treatment

SKU: 30397 | Item ID: SUD 830

Tank Tender

Tank Tender - Selector Valve Kit for Additional Tank

SKU: 31775 | Item ID: T/T VAK

Tank Tender

Tank Tender - Tank Level Calibration Card

SKU: 53469 | Item ID: T/T CC

Tank Tender

Tank Tender - Replacement Panel Gauges

Available in 2 options

Tank Tender

Tank Tender - Tank Penetration Fittings

SKU: 31776 | Item ID: T/T TPF

Tank Tender

Tank Tender - Extender Tube for Tank Penetration Fitting

SKU: 31778 | Item ID: T/T EXT

Tank Tender

Tank Tender - Panel to Tank Tubing

SKU: 31777 | Item ID: T/T NT

Tank Tender

Tank Tender - Replacement Panel Gauge Lens

SKU: 68123 | Item ID: T/T GL

Tank Tender

Tank Tender - Tubing Splicer

SKU: 40011 | Item ID: T/T UN

Tank Tender

Tank Tender - Replacement Pump Assembly

SKU: 59015 | Item ID: T/T PA

Thetford

Thetford Fresh Water Tank Sanitizer

SKU: 179173 | Item ID: THE 36662

Camco

Winter Safe -50 Degree RV Pink Anti-Freeze Antigel

Available in 2 options

Whale

Gray Water Waste Tank - 2.2 Gal with Level Sensor

SKU: 211114 | Item ID: WHA GT0810B

Headhunter

WTS-1500 Tank Sentry System

SKU: 363335 | Item ID: HDH WTS1500

Headhunter

TS-2500B Tank Sentry System - with Low Level Alarm

SKU: 190337 | Item ID: HDH TS2500B-SST

Headhunter

MO-3000 Series Tank Sentry Repeaters - Panel Only

Available in 2 options

Headhunter

TS-2000B Tank Sentry - with High and Low Level Alarms

Available in 3 options

Headhunter

TS-3000 Series Tank Sentry Repeaters - Panel Complete

Available in 2 options

Headhunter

Puffer Pressure Accumulator Tank

Available in 3 options

Vetus

Vetus Drinking Water Tanks

Available in 5 options

Vetus

Rigid Drinking Water / Waste Tank Installation Kit

SKU: 180741 | Item ID: DEN WTKIT

Todd

3 Gallon Water Or Holding Tank

SKU: 203243 | Item ID: TOD 85-1859WH

Todd

6 Gallon Water Or Holding Tank

SKU: 203237 | Item ID: TOD 85-1531WH

Todd

9 Gallon Water Or Holding Tank

SKU: 203242 | Item ID: TOD 85-1667WH

Todd

13 Gallon Water Or Holding Tank

SKU: 203240 | Item ID: TOD 85-1626WH

Todd

15 Gallon Water Or Holding Tank

SKU: 203244 | Item ID: TOD 94-1627WH

Todd

20 Gallon Water Or Holding Tank

SKU: 203241 | Item ID: TOD 85-1666WH

Todd

25 Gallon Water Or Holding Tank

SKU: 203238 | Item ID: TOD 85-1532WH

Todd

35 Gallon Water Or Holding Tank

SKU: 203236 | Item ID: TOD 85-1525WH

Todd

55 Gallon Water Or Holding Tank

SKU: 203239 | Item ID: TOD 85-1533WH

Tank Sensors

SCAD Technologies

SCAD Tank Sensors

Available in 3 options

Shop Now
14 Gallon Short Rectangular Water or Holding Tank

Trionic Corp

14 Gallon Short Rectangular Water or Holding Tank

SKU: 440980 | Item ID: TRC WH-2014

Shop Now

Trionic Corp

14 Gallon Long Rectangular Blank Water or Holding Tank

SKU: 214516 | Item ID: TRC B-2014

Shop Now

Trionic Corp

20 Gallon Long Rectangular Water or Holding Tank

SKU: 454035 | Item ID: TRC WH-2020

Shop Now

Trionic Corp

37 Gallon Long Rectangular Blank Water or Holding Tank

SKU: 449459 | Item ID: TRC B-2037

Shop Now

SeaBuilt

Tank Access Plate System - Stainless Steel

Available in 5 options

Shop Now

Nauta

Flexible Water Tanks

Available in 3 options

Shop Now

SeaBuilt

Tank Access Plate System - Aluminum

Available in 5 options

Shop Now

Trionic Corp

40 Gallon Short Rectangular Water or Holding Tank

SKU: 377247 | Item ID: TRC 2040-2

Shop Now

Nauta

Flexible Tank Fittings

Available in 11 options

Shop Now

Trionic Corp

45 Gallon Long Rectangular Water or Holding Tank

SKU: 386069 | Item ID: TRC 2045-1

Shop Now

Tank Tender

The Tank Tender - 5 Tank Model

Available in 3 options

Shop Now

Tank Tender

The Tank Tender - Models for Up to 10 Tanks

Available in 3 options

Shop Now

Sudbury

Aqua Clear Drinking Water Rust Treatment

SKU: 30396 | Item ID: SUD 835Q

Shop Now

Tank Tender

The Tank Tender - Models for Up to 4 Tanks

Available in 6 options

Shop Now

Sudbury

Aqua Fresh Drinking Water Taste & Odor Treatment

SKU: 30397 | Item ID: SUD 830

Shop Now

Tank Tender

Tank Tender - Selector Valve Kit for Additional Tank

SKU: 31775 | Item ID: T/T VAK

Shop Now

Tank Tender

Tank Tender - Tank Level Calibration Card

SKU: 53469 | Item ID: T/T CC

Shop Now

Tank Tender

Tank Tender - Replacement Panel Gauges

Available in 2 options

Shop Now

Tank Tender

Tank Tender - Tank Penetration Fittings

SKU: 31776 | Item ID: T/T TPF

Shop Now

Tank Tender

Tank Tender - Extender Tube for Tank Penetration Fitting

SKU: 31778 | Item ID: T/T EXT

Shop Now

Tank Tender

Tank Tender - Panel to Tank Tubing

SKU: 31777 | Item ID: T/T NT

Shop Now

Tank Tender

Tank Tender - Replacement Panel Gauge Lens

SKU: 68123 | Item ID: T/T GL

Shop Now

Tank Tender

Tank Tender - Tubing Splicer

SKU: 40011 | Item ID: T/T UN

Shop Now

Tank Tender

Tank Tender - Replacement Pump Assembly

SKU: 59015 | Item ID: T/T PA

Shop Now

Thetford

Thetford Fresh Water Tank Sanitizer

SKU: 179173 | Item ID: THE 36662

Shop Now

Camco

Winter Safe -50 Degree RV Pink Anti-Freeze Antigel

Available in 2 options

Shop Now

Whale

Gray Water Waste Tank - 2.2 Gal with Level Sensor

SKU: 211114 | Item ID: WHA GT0810B

Shop Now

Headhunter

WTS-1500 Tank Sentry System

SKU: 363335 | Item ID: HDH WTS1500

Shop Now

Headhunter

TS-2500B Tank Sentry System - with Low Level Alarm

SKU: 190337 | Item ID: HDH TS2500B-SST

Shop Now

Headhunter

MO-3000 Series Tank Sentry Repeaters - Panel Only

Available in 2 options

Shop Now

Headhunter

TS-2000B Tank Sentry - with High and Low Level Alarms

Available in 3 options

Shop Now

Headhunter

TS-3000 Series Tank Sentry Repeaters - Panel Complete

Available in 2 options

Shop Now

Headhunter

Puffer Pressure Accumulator Tank

Available in 3 options

Shop Now

Vetus

Vetus Drinking Water Tanks

Available in 5 options

Shop Now

Vetus

Rigid Drinking Water / Waste Tank Installation Kit

SKU: 180741 | Item ID: DEN WTKIT

Shop Now

Todd

3 Gallon Water Or Holding Tank

SKU: 203243 | Item ID: TOD 85-1859WH

Shop Now

Todd

6 Gallon Water Or Holding Tank

SKU: 203237 | Item ID: TOD 85-1531WH

Shop Now

Todd

9 Gallon Water Or Holding Tank

SKU: 203242 | Item ID: TOD 85-1667WH

Shop Now

Todd

13 Gallon Water Or Holding Tank

SKU: 203240 | Item ID: TOD 85-1626WH

Shop Now

Todd

15 Gallon Water Or Holding Tank

SKU: 203244 | Item ID: TOD 94-1627WH

Shop Now

Todd

20 Gallon Water Or Holding Tank

SKU: 203241 | Item ID: TOD 85-1666WH

Shop Now

Todd

25 Gallon Water Or Holding Tank

SKU: 203238 | Item ID: TOD 85-1532WH

Shop Now

Todd

35 Gallon Water Or Holding Tank

SKU: 203236 | Item ID: TOD 85-1525WH

Shop Now

Todd

55 Gallon Water Or Holding Tank

SKU: 203239 | Item ID: TOD 85-1533WH

Shop Now
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