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Humminird Humminbird 120 Fishin' Buddy

Discontinued. Browse our selection of other great fishfinders >>

Humminbird's 120 Fishin' Buddy Ultimate Portable Fishfinder is the perfect way to find fish from your boat, a dock or even a float tube. The 120 Fishin’ Buddy Fishfinder does not require any rigging or complicated wiring, just clamp the Fishin' Buddy on and fish. The 24-inch transducer tube housing reaches the water from most small or mid-size fishing boats. One-touch control for access to advanced features, even Selective Fish ID+™. Exclusive SideFinding™ sonar spots fish all around your boat out to 120 feet: simply turn the unit the direction you want to search. Six AA batteries (not included) supply all the power needed for hours of enjoyment.


  • 4'' easy-to-read 240Vx160H 8-level grayscale display with backlighting
  • 34°, 200 kHz operating frequency down to 240 feet
  • Exclusive SideFinding™ technology
  • 24'' fixed shaft length
  • 1000 watts of PTP power
  • Surface temperature included
  • Unit size: 4.22'' W x 5.76'' H x 2.72'' D
Fishin' Buddy 120 Specifications
Display Size:
4.0" diagonal
Display Pixel Matrix:
240V x 160H
Display Type:
Display Colors/Grayscale:
8 Level Grayscale
Shaft Length : 
24" Fixed Pole
Depth: 240 ft (240 ft Down, 120 ft Side)
Single Beam Down/Side
Sonar Coverage
• 200 kHz / 34° @ -10db
• 455 kHz / 10° @ -10db
Target Separation:
2.5 inches
Power Output (RMS):
125 Watts (RMS)
Power Output (Peak to Peak):
1000 Watts  (Peak-to-Peak)
Portable with Quick Disconnect
Unit Size:
5.25" W x 7.4 " H x 4 " D
Portable Clamp
Unit Size:
4.22" W x 5.76" H x 2.72"D
Transducer Mounting:
24" Fixed Pole
Power Input:
6 AA
Power Draw:
Lights off: 110mA

NOTE: Humminbird® verifies maximum stated depth in saltwater conditions, but actual depth performance may vary due to transducer installation, water type, thermal layers, bottom composition and slope

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User's Manual
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Humminbird Fishin' Buddy 120

Package includes:
Fishin' Buddy 120
Clamp mount

Humminbird 120 Fishin Buddy

Also available in the series:
HumminirdFishin' Buddy 120
HumminirdFishin' Buddy 140C


Humminbird 120 Fishin' Buddy
International Version


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