Fish Finders & Depth Finders

fish finders & depth finders β€” pre-owned

1,967listings

Browse 1,967 fish finders & depth finders β€” pre-owned on eBay β€” listings updated every few minutes. All items are pre-owned and sold by eBay sellers directly.

Humminbird XNT 9 20 T Transom Single/Dualbeam Transducer - 710198-1
UsedBuy It Now

Humminbird XNT 9 20 T Transom Single/Dualbeam Transducer - 710198-1

Used, good condition no mounting bracket.

$50.00
+$10.00Heber City, US
seaker236
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100.0%ExcellentΒ· 512
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Humminbird 859 CI HD fishfinder sonar GPS chart plotter
UsedBuy It NowBest Offer

Humminbird 859 CI HD fishfinder sonar GPS chart plotter

Selling because I upgraded to a different fishfinder. (Good deal)

$225.00
See listingPompano Beach, US
jaysi0v
View on eBayOpen listing β†’
Lowrance BG Simrad SonarHub Sounder Sonar Fish Finder Module Tested  Upd G2U
-10%
UsedBuy It Now

Lowrance BG Simrad SonarHub Sounder Sonar Fish Finder Module Tested Upd G2U

$292.46$324.95-10%

You save $32.49

Free ShippingUS
shipcycle
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97.6%GoodΒ· 58.1k
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Raymarine DSM400 3kW Performance Digital Sounder Module E63072- Tested & Working
TOP
UsedBuy It NowBest Offer

Raymarine DSM400 3kW Performance Digital Sounder Module E63072- Tested & Working

No network cable, transducer or display is included! Software version is 5.68 and the unit has been tested on both transducer ports, and both high and low frequencies.

$299.95
Free ShippingSturtevant, US
onthereelTOP
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100.0%ExcellentΒ· 11.8k
View on eBayOpen listing β†’
Humminbird MS2-Y Tilt & Swivel Bracket Mount 100 200 300 400 500 600 700 Series
UsedBuy It Now

Humminbird MS2-Y Tilt & Swivel Bracket Mount 100 200 300 400 500 600 700 Series

Gimbal mount as pictured.

$49.88
Free ShippingMchenry, US
ap_rareuniquefinds
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99.8%ExcellentΒ· 2.4k
View on eBayOpen listing β†’
Garmin echoMAP CHIRP 94sv Chartplotter/FishFinder w/GT41-TM Transducer
UsedBuy It Now

Garmin echoMAP CHIRP 94sv Chartplotter/FishFinder w/GT41-TM Transducer

Garmin echoMAP CHIRP 94sv 9" FishFinder. GT41-TM Transducer. Very little signs of use. Y Adapter Cable. Mount Bracket (New).

$744.90
Free ShippingAnnapolis, US
diver8812
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99.6%ExcellentΒ· 2.3k
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Lowrance Elite 9 Ti (Gen 1) GPS Chartplotter Fish Finder Display Unit Only
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UsedBuy It Now

Lowrance Elite 9 Ti (Gen 1) GPS Chartplotter Fish Finder Display Unit Only

Up for sale is a used Lowrance Elite 9Ti display. No cover, cables or anything else. Unit has been updated to the latest software and works great. Screen is bright and clear and touch responsive. Sonar frequencies in spec.

$379.95
Free ShippingSturtevant, US
onthereelTOP
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100.0%ExcellentΒ· 11.8k
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Humminbird - PC-10 - Power Cable - For Most Fishfinders PiranhaMAX, Matrix, Etc
UsedBuy It Now

Humminbird - PC-10 - Power Cable - For Most Fishfinders PiranhaMAX, Matrix, Etc

PiranhaMAX, Matrix, any Humminbird that uses a 2-pin power cable. Manufacturer : Humminbird. Series : Power Cable. PC-10 - you might not get the one in the photos but you will get a power cable over 1 foot in length.

$19.99
Free ShippingPompano Beach, US
maxmarineelectronicsinc
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100.0%ExcellentΒ· 39.3k
View on eBayOpen listing β†’
Datamarine SX-120 Speed Wheel Insert *USED EXCELLENT COND* w/10' Attached Cable
UsedBuy It Now

Datamarine SX-120 Speed Wheel Insert *USED EXCELLENT COND* w/10' Attached Cable

Manufacturer : Datamarine. SX-120 Insert as Shown - Excellent Condition. Paddlewheels spin freely with little to no play. This option is available during checkout. We have often been imitated, but never duplicated.

$59.99
Free ShippingPompano Beach, US
maxmarineelectronicsinc
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100.0%ExcellentΒ· 39.3k
View on eBayOpen listing β†’
Furuno .5m Ethernet Hub Adapter Cable - 000-144-463 Blue Network 6 Pin to RJ45
UsedBuy It Now

Furuno .5m Ethernet Hub Adapter Cable - 000-144-463 Blue Network 6 Pin to RJ45

Each buy now is for QTY 1 and each unit is in good used to like new condition, with no corrosion on the pins, and the RJ45 lock-tab is intact. These are what you attach to the ends of your 6-pin blue network cables to bring them into a network switch on a multi-display and/or multi-network device system - usually on VX1 and VX2 units.

$11.99
Free ShippingPompano Beach, US
maxmarineelectronicsinc
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100.0%ExcellentΒ· 39.3k
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Transducer FA XDCR HDI
UsedBuy It Now

Transducer FA XDCR HDI

In good working condition with some minor wear as seen in photos. Comes with only what you see in photos.

$54.95
Free ShippingKnoxville, US
ashtons-outlet
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99.8%ExcellentΒ· 1.2k
View on eBayOpen listing β†’
Garmin Echomap 73SV Fish Finder / GPS Chartplotter w/ Mount Bracket
UsedBuy It Now

Garmin Echomap 73SV Fish Finder / GPS Chartplotter w/ Mount Bracket

Tested and verified to be fully working . Screen is bright and clear of any obstructions. All buttons and connections are good . Comes loaded with maps of US lakes. Comes with mounting bracket

$379.99
Free ShippingFort Myers, US
thingsrings
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99.7%ExcellentΒ· 756
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Furuno - DFF-3D - Multi-Beam Sonar - W/ 165T-B54 Transducer - Complete Add on
UsedBuy It NowBest Offer

Furuno - DFF-3D - Multi-Beam Sonar - W/ 165T-B54 Transducer - Complete Add on

Manufacturer : Furuno. We have paired this DFF-3D with a NEW OPEN BOX 165T-B54, which is a through-hull transducer with a motion sensor. Beam angle: 120 degrees. We have often been imitated, but never duplicated.

$2899.99
Free ShippingPompano Beach, US
maxmarineelectronicsinc
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100.0%ExcellentΒ· 39.3k
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Humminbird 140c Color Fishin' Buddy Fishfinder For Float Tube or Canoe
UsedBuy It NowBest Offer

Humminbird 140c Color Fishin' Buddy Fishfinder For Float Tube or Canoe

The product is a Humminbird 140c Color Fishin' Buddy Fishfinder, specifically designed for use in float tubes or canoes. It is a reliable and efficient tool for finding fish and determining depth while out on the water. The manufacturer part number 140c indicates the specific model of this fishfinder, ensuring compatibility with the product. While it does not come with a warranty, it is a trusted brand known for producing quality electronics for fishing and navigation.

$149.99
See listingCaldwell, US
jhayes1220
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99.7%ExcellentΒ· 2.3k
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FishTrax 1C-k | PaddleSport Fish Finder With Carrying Case
-20%
RemanufacturedBuy It Now

FishTrax 1C-k | PaddleSport Fish Finder With Carrying Case

The FishTrax 1C-k PaddleSport Fish Finder is an that makes mounting this on any Kayak, Canoe, Jon Boat, paddleboard, etc quick and easy. The FishTrax system also doesn't require a bulky external battery like the competition.

$119.99$149.99-20%

You save $30.00

Free ShippingOrlando, US
norcross-outdoors
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99.6%ExcellentΒ· 12.0k
View on eBayOpen listing β†’
30 DAY WARRANTY Lowrance Total Scan Transducer 003-20401-00 (Cracked)
UsedBuy It Now

30 DAY WARRANTY Lowrance Total Scan Transducer 003-20401-00 (Cracked)

30 DAY WARRANTY. In good working condition however there are CRACKS on it as seen in photos. Comes with only what you see in photos.

$84.95
Free ShippingKnoxville, US
ashtons-outlet
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99.8%ExcellentΒ· 1.2k
View on eBayOpen listing β†’
Simrad Navico 000-13313-001 7 Pin Transducer to 9 Pin Sonar Adapter
UsedBuy It Now

Simrad Navico 000-13313-001 7 Pin Transducer to 9 Pin Sonar Adapter

This cable is for attaching an older 7-pin blue Transducer to a newer 9-display or Sonar. In this case, these displays are not included. We have often been imitated, but never duplicated. This option is available during checkout.

$29.99
Free ShippingPompano Beach, US
maxmarineelectronicsinc
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100.0%ExcellentΒ· 39.3k
View on eBayOpen listing β†’
Furuno - FCV-582 - CRT-Color Video Sounder - 50/200kHz - Good Condition - Tested
UsedBuy It Now

Furuno - FCV-582 - CRT-Color Video Sounder - 50/200kHz - Good Condition - Tested

Manufacturer : Furuno. Series : CRT Sounder. FCV-582 – Tested good, good used condition. This FCV-582 was tested and found to be operational. Good used condition. Listed Item Condition : Used. Continental US.

$399.99
Free ShippingPompano Beach, US
maxmarineelectronicsinc
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100.0%ExcellentΒ· 39.3k
View on eBayOpen listing β†’
AIRMAR DST800 P617V SMART TRIDUCER SPEED DEPTH TEMP Instalation Kit 20-435-01
UsedBuy It NowBest Offer

AIRMAR DST800 P617V SMART TRIDUCER SPEED DEPTH TEMP Instalation Kit 20-435-01

I THINK THIS IS NEW BUT CAN NOT VERIFY THAT.

$269.99
Free ShippingBoise, US
blastoffperformanceparts
Feedback
100.0%ExcellentΒ· 537
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Lowrance HST-WSBL Wide Angle Skimmer Transducer 5-PIN 003-6387-00
-29%
UsedBuy It Now

Lowrance HST-WSBL Wide Angle Skimmer Transducer 5-PIN 003-6387-00

5 pin connector.

$29.99$41.99-29%

You save $12.00

+$12.00Spokane, US
feirdama
Feedback
100.0%ExcellentΒ· 8.2k
View on eBayOpen listing β†’
Humminbird PiranhaMAX 4 Standalone FishFinder Tested Good/90 Day Warranty!!!
UsedBuy It Now

Humminbird PiranhaMAX 4 Standalone FishFinder Tested Good/90 Day Warranty!!!

This is a Humminbird PiranhaMAX 4 standalone fishfinder that was tested and found to be operational. Model Number : PiranhaMAX 4. PiranhaMAX 4. Manufacturer : Humminbird. Select Humminbird transducers.

$74.99
Free ShippingPompano Beach, US
maxmarineelectronicsinc
Feedback
100.0%ExcellentΒ· 39.3k
View on eBayOpen listing β†’
Site SVS650 Fishfinder Bottom Sounder
LIVE BID
UsedAuction

Site SVS650 Fishfinder Bottom Sounder

A good working color unit removed from boat for vesseI for refit. Worked perfectly when removed. High quality unit. Included is the mount and knobs, power cord and manual. No transducer or cord included. Paint is peeling a little on back of unit but doesn't affect functionality or looks from front. See pics for details.

$150.00
0 bids6h 43m left
See listingNewburyport, US
homerusamericanus3378
Feedback
100.0%ExcellentΒ· 151
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Garmin GSD 22 sounder module USED
UsedBuy It Now

Garmin GSD 22 sounder module USED

Good working part removed when boat was refit

$99.00
+$12.00Stuart, US
spe_ns_csjpm401d
Feedback
99.8%ExcellentΒ· 2.1k
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Humminbird SOLIX 12 With Suncover Mount And Power Cord Great Condition
-11%
UsedBuy It Now

Humminbird SOLIX 12 With Suncover Mount And Power Cord Great Condition

I ship items out EVERY DAY so EXPECT a QUICK delivery! All items come with a tracking number for confirmation. Please feel free to ask any questions you may have I answer most questions instantly! All items have been cleaned per eBay standards & policies. Works great!! Comes with Suncover. Mount and power cord!! NJHChance2

$1399.99$1574.99-11%

You save $175.00

Free ShippingHudson, US
seaviewexchange
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99.5%ExcellentΒ· 1.6k
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Humminbird 7-Pin Adapter Cable Helix to Minn Kota MKR-US2-8 1852068
UsedBuy It NowBest Offer

Humminbird 7-Pin Adapter Cable Helix to Minn Kota MKR-US2-8 1852068

Humminbird 1852068 dongle cable to connect Helix to Minn Kota trolling motors. Good working condition.

$15.00
+$5.00Brainerd, US
moline2399
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100.0%ExcellentΒ· 1.9k
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Furuno - DFF-3D - Multi-Beam Sonar - NavNet TZtouch/TZtouch2/TZtouch3 W/ Cables
UsedBuy It NowBest Offer

Furuno - DFF-3D - Multi-Beam Sonar - NavNet TZtouch/TZtouch2/TZtouch3 W/ Cables

NavNet TZtouch/TZtouch2/TZtouch3/TZtouchXL,TZtouchE. Manufacturer : Furuno. This is a Furuno DFF-3D that was tested and found to be operational. An extension must be requested in writing and approved by Max Marine Electronics before placing an order.

$1399.99
Free ShippingPompano Beach, US
maxmarineelectronicsinc
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100.0%ExcellentΒ· 39.3k
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Faria Depth Gauge Boat 2" Cut Out Works
UsedBuy It NowBest Offer

Faria Depth Gauge Boat 2" Cut Out Works

Faria depth gauge. Cut out 1-15/16 total diameter is 2-1/8" I can't read the part number on it. It is working, has bracket, nuts, and sound works. It has been used, but it's in decent condition. Please see photos for details and measurements. What you see in the photos is what you'll receive. Items ship within 24 hours excluding sundays and holidays. All items are insured for shipping. Signature confirmation is required on any purchase over $150. If you have any questions or concerns. Please feel free to message me. Thanks for looking and have a great day. . .. . . . .. .

$135.00
See listingLake Havasu City, US
itswhatifind112107
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100.0%ExcellentΒ· 1.8k
View on eBayOpen listing β†’
Furuno ETR-30N BB Sounder 3KW 28/200kHz Marine Fish Finder Module
UsedBuy It NowBest Offer

Furuno ETR-30N BB Sounder 3KW 28/200kHz Marine Fish Finder Module

In working condition removed from boat for upgrades.

$124.99
+$14.99Bordentown, US
dansercollectibles91
Feedback
100.0%ExcellentΒ· 2.0k
View on eBayOpen listing β†’
Simrad BSM-3 Broadband Sounder w/ power cable
UsedBuy It NowBest Offer

Simrad BSM-3 Broadband Sounder w/ power cable

Recently removed from vessel. In good working order. Comes with power cable.

$375.00
Free ShippingNokomis, US
630ldr
Feedback
100.0%ExcellentΒ· 916
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MAGELLAN FX324 Map Color Fishfinder GPS w/Sun Cover πŸ”₯
TOP
UsedBuy It NowBest Offer

MAGELLAN FX324 Map Color Fishfinder GPS w/Sun Cover πŸ”₯

MAGELLAN FX324 Map Color Fishfinder GPS w/Sun Cover… like new!!!

$150.00
Free ShippingWarren, US
dlresaleTOP
Feedback
98.9%ExcellentΒ· 255
View on eBayOpen listing β†’
Furuno FCV-667 Color Video Sounder 50/200kHz w/Knobs + Mount/90 Day Warranty!!!
UsedBuy It Now

Furuno FCV-667 Color Video Sounder 50/200kHz w/Knobs + Mount/90 Day Warranty!!!

Manufacturer : Furuno. This CRT sounder has been bench-tested and verified operational, tested on both its 50- and 200-kHz frequencies. An extension must be requested in writing and approved by Max Marine Electronics before placing an order.

$449.99
Free ShippingPompano Beach, US
maxmarineelectronicsinc
Feedback
100.0%ExcellentΒ· 39.3k
View on eBayOpen listing β†’
Interphase Twinscope Echoscan Series Display 12V  4-24-W-05220
-16%
UsedBuy It NowBest Offer

Interphase Twinscope Echoscan Series Display 12V 4-24-W-05220

Best Regard!

$377.99$449.99-16%

You save $72.00

+$19.99Anaheim, US
teme_mahe
Feedback
100.0%ExcellentΒ· 12.8k
View on eBayOpen listing β†’
Garmin Airmar B175L-12 Bronze CHIRP Tilted Element Transducer 8-Pin Blue TESTED
UsedBuy It Now

Garmin Airmar B175L-12 Bronze CHIRP Tilted Element Transducer 8-Pin Blue TESTED

Manufacturer : Garmin / Airmar. This transducer is 1000w Low Band CHIRP, 12 degree tilt - it can be installed on deadrises of 8-16 degrees. Anything above or below those numbers will result in reduced performance.

$899.99
Free ShippingPompano Beach, US
maxmarineelectronicsinc
Feedback
100.0%ExcellentΒ· 39.3k
View on eBayOpen listing β†’
Humminbird HELIX 12 CHIRP DI GPS G2N Unit Only
UsedBuy It NowBest Offer

Humminbird HELIX 12 CHIRP DI GPS G2N Unit Only

IN A GOOD WORKING CONDITION, UNIT ONLY NO ACCESSORIES NO POWER CORD, PLEASE REFER TO THE PICTURES FOR MORE DETAILS.

$790.00
Free ShippingCorona, US
q.s.trade
Feedback
99.9%ExcellentΒ· 3.7k
View on eBayOpen listing β†’
Garmin (010-11613-00) 8-pin Female to Wire Block Adapter for GSD-24
UsedBuy It Now

Garmin (010-11613-00) 8-pin Female to Wire Block Adapter for GSD-24

This is a wire block adapter for the GSD24 and other 8-pin blue units. In this case, these displays are not included. We have often been imitated, but never duplicated. This option is available during checkout.

$39.99
Free ShippingPompano Beach, US
maxmarineelectronicsinc
Feedback
100.0%ExcellentΒ· 39.3k
View on eBayOpen listing β†’
Airmar B260-MM Bronze Thru-Hull Transducer - Tested Good - *Parts/Repair Only*
UsedBuy It Now

Airmar B260-MM Bronze Thru-Hull Transducer - Tested Good - *Parts/Repair Only*

Airmar B260 Mix & Match Bronze Thru-Hull Transducer. Manufacturer : Airmar. This transducer passed testing and is operationally fine. Because of this descrepency, we feel that this transducer would be perfect as a test/troubleshooting transducer for a marine electronics installer.

$569.99
Free ShippingPompano Beach, US
maxmarineelectronicsinc
Feedback
100.0%ExcellentΒ· 39.3k
View on eBayOpen listing β†’
Raymarine i50 Speed Instrument E70058 STNG Network Analog Sensor - Factory Reman
RemanufacturedBuy It Now

Raymarine i50 Speed Instrument E70058 STNG Network Analog Sensor - Factory Reman

MPN : E70058. This utilizes SeaTalk NG for networking and power while utilizing an analog speed transducer. Model Number : i50 Speed. i50 Speed Display. i50 Suncover. Manufacturer : Raymarine. This option is available during checkout.

$228.99
Free ShippingPompano Beach, US
maxmarineelectronicsinc
Feedback
100.0%ExcellentΒ· 39.3k
View on eBayOpen listing β†’
Lowrance Simrad Navico 3-IN-1 Active Imaging Transducer 003-27073-00
UsedBuy It Now

Lowrance Simrad Navico 3-IN-1 Active Imaging Transducer 003-27073-00

Has scuff on the it in the middle as seen in photos. Comes with only what you see in photos. Mount is missing the hardware needed for it.

$199.95
Free ShippingKnoxville, US
ashtons-outlet
Feedback
99.8%ExcellentΒ· 1.2k
View on eBayOpen listing β†’
Humminbird 110 Fishin' Buddy Fishfinder Canoe Dock Kayak Ice  *30 DAY WARRANTY*
UsedBuy It Now

Humminbird 110 Fishin' Buddy Fishfinder Canoe Dock Kayak Ice *30 DAY WARRANTY*

Humminbird 110 Portable Sonar Fishfinder *30 DAY WARRANTY*. Condition is working, used, because this is the exact unit you will receive with SERIAL NUMBER NOTED on photos.

$279.88
Free ShippingMcfarland, US
ap_rareuniquefinds
Feedback
99.8%ExcellentΒ· 2.4k
View on eBayOpen listing β†’
HONDEX HE-770 COLOR LCD SOUNDER DISPLAY
UsedBuy It Now

HONDEX HE-770 COLOR LCD SOUNDER DISPLAY

βš“ HONDEX HE-770 COLOR LCD SOUNDER DISPLAY – USED. 1 Γ— HONDEX HE-770 Color LCD Sounder Display – USED. MARINE ECHO SOUNDER / FISH FINDER DISPLAY UNIT πŸŸπŸ“‘πŸš’. Type: Color LCD Echo Sounder / Fish Finder Display.

$395.00
Free ShippingAE
navigationautomation
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100.0%ExcellentΒ· 19
View on eBayOpen listing β†’