Onwa Fish Finder/Sounder products use professional sounder digital technology including, on some versions, the latest side scanning chirp technology. Onwa only produce professional and semi-professional sounder products. You are very unlikely to find this grade of sounder in a fishing tackle shop.
A range of MFD chart plotters with the addition of a built in 600 Watt sounder/fish-finder. All come with a choice of dual frequency transducers. This product range is also available with addition of a built-in Class B+ AIS transceiver providing every possible requirement in one superb instrument.
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Model: K-Astral 12
K-Astral 12 modelsThe very latest from Onwa Marine Electronics, an
astonishingly low cost-chart plotter considering the very high-end features.
Onwa have always designed and produced the best value marine chart plotters
with affordability at the top of their design priorities and this latest is t..
£859.00
Ex Tax:£715.83
Model: K-Astral 8
K-Astral 8 modelsThe very latest from Onwa Marine Electronics, an
astonishingly low cost-chart plotter considering the very high-end features.
Onwa have always designed and produced the best value marine chart plotters
with affordability at the top of their design priorities and this latest is th..
£689.00
Ex Tax:£574.17
Brand: Onwa
Model: KP-27F
This model is not only just a very nice MFD chart plotter but is
also an excellent tool for finding fish and for viewing the nature of the
seabed. This is an important and valuable asset, for example, when setting an
anchor, as the sonar display will reveal details of the bottom, its hardness
(f..
£549.00
Ex Tax:£457.50
Model: 9" KP29F with fish finder
New for 2026New model KP-29F - based on the KP27F, this is an almost identical product apart from the larger screen.Comes with 600 Watt transducer thru-hull or transom - specify choice with order...
£635.00
Ex Tax:£529.17
Brand: Onwa
Model: KM8C
KM8-C 8 inch MFD plotter includes 600 Watt transducer 8" KM8C with bu ilt in sonar/fish-finder. This high end plotter come with a built in 600/1000 Watt sounder/fish-finder and an external 'mushroom' type GPS aerial with 10 metre cable. An AIS transceiver or/and an Onwa Radar can be added ..
£750.00 £959.00
Ex Tax:£625.00
Brand: Onwa
Model: NMM40-50/200T
Onwa Duel Frequency Bronze Transducer
600 watt dual frequency (50 kHz and 200 kHz) Bronze transducer with temperature sensor for all chart plotters with sounder . Has a temperature sensor installed and a 6 pin connector.
300 Watt nominal, 600 Watt maximum
50/200kHZ
Thru-hull fitting
8 metre cab..
£193.00
Ex Tax:£160.83
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