Seiwa Black Box Fishfinder - Dual Frequency 50/200

Seiwa Black Box Fishfinder - Dual Frequency 50/200

Seiwa Black Box Fishfinder - Dual Frequency 50/200


The Seiwa Digital Black Box Fish Finder is designed to be easily connected and combined with SW501x Series, SW701x Series, SW1101, Seawave SD, Marlin and Explorer3 units; it turns all Seiwa multifunction chartplotters into a 600 or 1000 Watt RMS Fishfinders.

The Seiwa BBFF features advanced filtering, which will eliminates unwanted noise and sharpens echoes to enhance separation and detection. The Black Box Fish Finder also features Airmar Transducer ID, which will detect the transducer that is connected and automatically adjust the settings of the unit to optimise the performance of the system; it can be coupled with various kinds of plastic stern thru hull transducers, or in hull transducers, or bronze thru hull transducers: the unit works with Xid AIRMAR transducers.

The maximum power output of the BBFF has been upgraded to 600- or 1000-watts RMS of output power. Optimal power output is automatically selected depending on the transducer.

Using the bottom lock function and the zoom it is possible to locate all kind of fishes, even the most difficult to find. The BBFF automatically detects the transducers.

Features: Real-time, multi-color A-Scope, Zoom capability to magnify any part of the image of a fixed rate 2x, 4x and by user-selected range, trip log, speed sensor, interference rejection and noise filter, shallow, deep, fish and temperature alarms, fish alarm, low sea bottom, high sea bottom, low temperature, high temperature.


  • Technical specifications
  • Power consumption up to 17W
  • Supply Voltage 10-35 Volt DC
  • Operating temperature 0 - 50
  • Water resistance IP 54
  • Vertical Pixels up to 400
  • Colors 16
  • Frequency 50 & 200 kHz
  • Depth interval 1 kW 200 kHz from 0,8 to 365 m 1 kW 50 kHz from 1,6 to 1219 m 500 W 200 kHz from 0,8 to 213 m 500 W 50 kHz from 1,6 to 457 m

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  • Brand: Seiwa
  • Product Code: Seiwa Black Box Fishfinder - Dual Frequency 50/200
  • Availability: In Stock
  • RRP Inc VAT: £325.45

  • Our Price: £292.00
  • Ex VAT: £243.33