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The Mark-4 HDI combines a super-bright, LED-backlit grayscale display and a built-in GPS antenna with a full selection of today’s top-selling fishfinder and chartplotter features that are easy to access and operate -- all at a surprisingly affordable price. A transom transducer is included within the delivery contents.
- Lowrance-exclusive, high-resolution, 4.3-inch, LED-backlit display
- Exclusive Hybrid Dual Imaging™ (HDI) – Broadband Sounder plus DownScan Imaging™ -- the power of two award-winning technologies combined to provide the best possible view beneath your boat.
- Highly accurate, built-in GPS antenna plus a detailed U.S. map featuring more than 3,000 lakes and rivers and coastal contours to 1,000 feet.
- Optional chart upgrades include Lake Insight™ and Nautic Insight™ PRO and HD, Navionics® Gold and HotMaps® Premium, Fishing Hotspots® PRO and Jeppesen C-Map Max-N.
- Create your own map from real sonar data that you record with Insight Genesis™
- DownScan Overlay™ technology overlays DownScan Imaging onto Broadband Sounder
- Advanced Signal Processing (ASP) reduces the need to manually adjust settings to see fish, structure and bottom detail more clearly
- TrackBack™ to review recorded sonar history including structure, transitions or fish targets, then pinpoint locations with a waypoint.
- New easy-to-use page selector menu with quick access to all features using one-thumb operation
- Multi-Window Display lets you quickly and easily choose from pre-set page layouts -- including a three-panel view with chart, Broadband Sounder and DownScan Imaging.
- Supported by Lowrance Advantage Service program
|Display||4.3" (109 mm) 16 bit black & white LCD|
|Backlighting||LED, 11 brightness levels|
|Dimensions||96 x 168 mm (189 mm with holder)|
|Transom transducer||83/200 kHz, included in delivery contents|
|Operating voltage||12 V DC (10-17 V DC)|
|Output power||250 W|
|GPS receiver||High-precision, internal GPS antenna|
|Waypoints||3000 waypoints and 100 routes|
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