Marine parts, accessories, and hard-to-find replacements

Need help? Reach us at (631) 729-8182 or support@marinepartsonly.com

Collection: Fishfinder

Shop Fishfinder for marine maintenance, repair, replacement, and upgrade projects. Compare available products by system compatibility, network standard, power requirements, mounting, and included components so you can narrow the options for your boat, engine, trailer, or onboard system.

How to choose: Confirm the manufacturer part number and application details before ordering, then review the product specifications for exact fit and installation requirements. For compatibility questions, contact Marine Parts Only with your equipment details and the part number you are replacing.

Garmin STRIKER 4 Portable Fishfinder Bundle with GPS and CHIRP Transducer – 3.5-Inch Color Display for Kayak, Ice, and Small Boat Fishing

Garmin STRIKER 4 Portable Fishfinder Bundle with GPS and CHIRP Transducer – 3.5-Inch Color Display for Kayak, Ice, and Small Boat Fishing

Vendor:
Garmin

Regular price $276.97 USD

Regular price Sale price $276.97 USD
Unit price per
Humminbird HELIX 5 CHIRP DI GPS G3 Fish Finder with 5-Inch Color Display, Dual Spectrum Sonar, Internal GPS & AutoChart Live

Humminbird HELIX 5 CHIRP DI GPS G3 Fish Finder with 5-Inch Color Display, Dual Spectrum Sonar, Internal GPS & AutoChart Live

Vendor:
Humminbird

Regular price $488.97 USD

Regular price Sale price $488.97 USD
Unit price per
Humminbird Piranhamax 4 DI Fish Finder with 4.3 Inch Color LCD Display and Down Imaging

Humminbird Piranhamax 4 DI Fish Finder with 4.3 Inch Color LCD Display and Down Imaging

Vendor:
Humminbird

Regular price $244.97 USD

Regular price Sale price $244.97 USD
Unit price per
Humminbird HELIX 7 CHIRP MEGA DI GPS G4N Fish Finder with 7-Inch Display, Internal GPS, and Dual Spectrum CHIRP Sonar

Humminbird HELIX 7 CHIRP MEGA DI GPS G4N Fish Finder with 7-Inch Display, Internal GPS, and Dual Spectrum CHIRP Sonar

Vendor:
Humminbird

Regular price $799.99 USD

Regular price Sale price $799.99 USD
Unit price per
Humminbird HELIX 5 Sonar G2 Fishfinder with DualBeam Plus and Bright Color Display

Humminbird HELIX 5 Sonar G2 Fishfinder with DualBeam Plus and Bright Color Display

Vendor:
Humminbird

Regular price $330.97 USD

Regular price Sale price $330.97 USD
Unit price per
Humminbird HELIX 7 CHIRP MEGA DI GPS G4N Control Head Only Fish Finder with Built-In Mapping and Networking

Humminbird HELIX 7 CHIRP MEGA DI GPS G4N Control Head Only Fish Finder with Built-In Mapping and Networking

Vendor:
Humminbird

Regular price $749.99 USD

Regular price Sale price $749.99 USD
Unit price per
Humminbird MEGA 360 Imaging Foretrex – 360-Degree Fish Finder Transducer for Enhanced Underwater Visibility

Humminbird MEGA 360 Imaging Foretrex – 360-Degree Fish Finder Transducer for Enhanced Underwater Visibility

Vendor:
Humminbird

Regular price $1,425.97 USD

Regular price Sale price $1,425.97 USD
Unit price per
Humminbird MEGA 360 Imaging 50 NM No Mount - 360-Degree Fish and Structure Visualization

Humminbird MEGA 360 Imaging 50 NM No Mount - 360-Degree Fish and Structure Visualization

Vendor:
Humminbird

Regular price $1,360.97 USD

Regular price Sale price $1,360.97 USD
Unit price per
Furuno NavNet TZtouch3 16-Inch Multi-Function Display with 1kW Dual Channel CHIRP Sounder and Built-in GPS

Furuno NavNet TZtouch3 16-Inch Multi-Function Display with 1kW Dual Channel CHIRP Sounder and Built-in GPS

Vendor:
Furuno

Regular price $4,594.97 USD

Regular price Sale price $4,594.97 USD
Unit price per
Humminbird MEGA 360 Imaging with Universal Bracket – 360-Degree High-Definition Sonar for Boats

Humminbird MEGA 360 Imaging with Universal Bracket – 360-Degree High-Definition Sonar for Boats

Vendor:
Humminbird

Regular price $1,779.97 USD

Regular price Sale price $1,779.97 USD
Unit price per
HawkEye DepthTrax 1H Handheld Depth Finder & Temperature Reader for Ice Fishing and Marine Use

HawkEye DepthTrax 1H Handheld Depth Finder & Temperature Reader for Ice Fishing and Marine Use

Vendor:
HawkEye

Regular price $95.97 USD

Regular price Sale price $95.97 USD
Unit price per
Garmin STRIKER 4 Fishfinder with Built-In GPS and CHIRP Sonar — Worldwide Version with 77/200 kHz Transducer

Garmin STRIKER 4 Fishfinder with Built-In GPS and CHIRP Sonar — Worldwide Version with 77/200 kHz Transducer

Vendor:
Garmin

Regular price $177.97 USD

Regular price Sale price $177.97 USD
Unit price per
Humminbird HELIX 5 DI G2 Fishfinder with DualBeam PLUS and Down Imaging Sonar

Humminbird HELIX 5 DI G2 Fishfinder with DualBeam PLUS and Down Imaging Sonar

Vendor:
Humminbird

Regular price $392.97 USD

Regular price Sale price $392.97 USD
Unit price per
HawkEye FishTrax 1C Fish Finder with HD Color Display and Ice Mode for Versatile Water Fishing

HawkEye FishTrax 1C Fish Finder with HD Color Display and Ice Mode for Versatile Water Fishing

Vendor:
HawkEye

Regular price $211.97 USD

Regular price Sale price $211.97 USD
Unit price per
Garmin Power Cable for echo Series Fishfinders - 6 ft. 4-Pin Replacement Cord

Garmin Power Cable for echo Series Fishfinders - 6 ft. 4-Pin Replacement Cord

Vendor:
Garmin

Regular price $30.97 USD

Regular price Sale price $30.97 USD
Unit price per
T-H Marine HydroWave H2 System Package - KVD Kevin Van Dam Signature Edition

T-H Marine HydroWave H2 System Package - KVD Kevin Van Dam Signature Edition

Vendor:
T-H Marine Supplies

Regular price $457.97 USD

Regular price Sale price $457.97 USD
Unit price per
Humminbird APEX® 19 VX MSI+ Chartplotter/Fishfinder w/o Transducer

Humminbird APEX® 19 VX MSI+ Chartplotter/Fishfinder w/o Transducer

Vendor:
Humminbird

Regular price $3,899.99 USD

Regular price Sale price $3,899.99 USD
Unit price per
Humminbird APEX® 19 VX MSI+ Chartplotter/Fishfinder w/Transom Mount Transducer

Humminbird APEX® 19 VX MSI+ Chartplotter/Fishfinder w/Transom Mount Transducer

Vendor:
Humminbird

Regular price $4,199.99 USD

Regular price Sale price $4,199.99 USD
Unit price per
Humminbird APEX® 13 VX MSI+ Chartplotter/Fishfinder w/Transom Mount Transducer

Humminbird APEX® 13 VX MSI+ Chartplotter/Fishfinder w/Transom Mount Transducer

Vendor:
Humminbird

Regular price $3,399.99 USD

Regular price Sale price $3,399.99 USD
Unit price per
Humminbird MEGA Live 2 Transom Mount Bracket – Marine Boat Replacement Part

Humminbird MEGA Live 2 Transom Mount Bracket – Marine Boat Replacement Part

Vendor:
Humminbird

Regular price $148.97 USD

Regular price Sale price $148.97 USD
Unit price per
Humminbird ICE HELIX 5 CHIRP GPS G3 - Sonar/GPS Combo – Marine Boat Replacement Part

Humminbird ICE HELIX 5 CHIRP GPS G3 - Sonar/GPS Combo – Marine Boat Replacement Part

Vendor:
Humminbird

Regular price $633.97 USD

Regular price Sale price $633.97 USD
Unit price per
Humminbird APEX® 16 VX MSI+ Chartplotter/Fishfinder w/o Transducer

Humminbird APEX® 16 VX MSI+ Chartplotter/Fishfinder w/o Transducer

Vendor:
Humminbird

Regular price $3,399.99 USD

Regular price Sale price $3,399.99 USD
Unit price per
Furuno 455T-TM903 Side-Scan Transducer Transom Mount – Marine Electrical Replacement Part

Furuno 455T-TM903 Side-Scan Transducer Transom Mount – Marine Electrical Replacement Part

Vendor:
Furuno

Regular price $780.97 USD

Regular price Sale price $780.97 USD
Unit price per
Humminbird APEX® 13 CHO VX MSI+ Chartplotter/Fishfinder w/o Transducer

Humminbird APEX® 13 CHO VX MSI+ Chartplotter/Fishfinder w/o Transducer

Vendor:
Humminbird

Regular price $2,899.99 USD

Regular price Sale price $2,899.99 USD
Unit price per