Shop now for Garmin Fishfinder 300C

Garmin Fishfinder 300C

Product Code: 010-00682-01

Item is no longer available.
Shop now for Garmin Fishfinder 300C

Garmin Fishfinder 300C

Product Code: 010-00682-01

Item is no longer available.



  • Affordable, colour sonar option for recreational fishermen (primarily freshwater lakes)
  • Features Ultrascroll™ for fast screen updates
  • Dual beam transducer operation for better fish presentation in shallow water
  • See-Thru® technology separates fish from thermoclines and structures
  • Bright, sunlight-readable 3.5" QVGA colour display
  • Maximum depth: 900 feet
  • 240 X 320 pixel display
  • 2X and 4X automatic and manual zoom
  • 150 watts (RMS) 1200 watts (peak to peak) power
  • Auto Gain setting adjusts sonar sensitivity automatically
  • Round flasher display mode
  • Battery voltage indicator
  • 80/200 kHz (45°/15°), dual beam
  • Single NMEA-0183 output
  • Size: 11.4H x 11.4W cm

Package Includes

  • Fishfinder 300C
  • Single knob tilt mount
  • 6' Power cable
  • 20' Transducer cable
  • Trolling motor/Transom-mount transducer
  • Owner manual

Package Details

The Fishfinder 300C is an affordable recreational colour sounder primarily for use on freshwater lakes.

If you need accessories for the Fishfinder 300C please call us on 01-293 6987.


Technical Specification

Garmin Fishfinder 300C Product Code: 010-00682-01

Physical & Performance:

Unit dimensions, WxHxD: 11.4 x 11.4 x 6.1 cm (4.5" x 4.5" x 2.4")
Display size, WxH: 5.3 x 7.1 cm, 8.9 cm diagonal (2.1" x 2.8", 3.5" diagonal)
Display resolution, WxH: 240 x 320 pixels
Display type: QVGA
Weight: 272 g (9.6 oz)
Waterproof: yes (IPX7)


CANet® compatible: no
Audible alarms: yes
Dual-frequency sonar capable: no
Dual-beam sonar capable : yes
Split-screen zoom: yes
Ultrascroll™ (displays fish targets at higher boat speeds): yes
See-thru® technology (exposes fish hidden in cover): yes
Fish Symbol ID (helps identify fish targets): yes
AutoGain Technology (minimizes clutter, maximizes targets): yes
Whiteline (indicates hard or soft bottom): yes
Adjustable depth line (measures depth of underwater objects): yes
A-scope (real time display of fish passing through transducer beam): no
Bottom lock (shows return from the bottom up): yes
Water temperature log and graph: yes
Water temperature sensor included: yes
Water speed capable (displays speed on water): yes


Frequency: 80/200 kHz (dual beam)
Transmit power: Dual Beam, 150 W (RMS), 1,200 Watts (peak to peak)
Voltage range: 10-20 VDC
Maximum depth: 900 ft (dual beam)
Cone angle: 45° or 15° (dual beam)

Customer Reviews

Customer Reviews for the Garmin Fishfinder 300C.