{"product_id":"humminbird-4116401cho-helix-7-chirp-mega-di-fishfinder-chartplotter-gps-g4n-cho-no-tansducer-137-4116401cho","title":"Humminbird HELIX 7 CHIRP MEGA DI Fishfinder\/Chartplotter GPS G4N — Control Head Only","description":"\u003cp\u003eThe \u003cstrong\u003eHumminbird HELIX 7 CHIRP MEGA DI\u003c\/strong\u003e is a full-featured fishfinder and chartplotter built for serious anglers who want clear sonar, reliable mapping, and seamless boat network integration — all in a compact 7\" display. This listing is for the \u003cstrong\u003eControl Head Only\u003c\/strong\u003e — no transducer is included.\u003c\/p\u003e\n\n\u003ch2\u003eDual Spectrum CHIRP Sonar\u003c\/h2\u003e\n\u003cp\u003ePowered by a Low-Q CHIRP transducer (sold separately), Dual Spectrum CHIRP delivers exceptional target separation, crisp fish arches, and clear bottom definition in a wide range of water conditions.\u003c\/p\u003e\n\n\u003ch2\u003eMEGA Down Imaging\u003c\/h2\u003e\n\u003cp\u003eMEGA DI uses ultra-high-frequency sonar to produce near-photographic images of structure and fish directly below your boat — down to 125 ft \/ 38 m.\u003c\/p\u003e\n\n\u003ch2\u003eBuilt-In Basemap + AutoChart Live\u003c\/h2\u003e\n\u003cp\u003eThe included Humminbird Basemap covers 10,000+ lakes and U.S. coastal waters with buoys, hazards, marinas, and depth contours. AutoChart Live lets you build real-time depth maps of your favourite spots as you fish, with up to 8 hours of onboard recording.\u003c\/p\u003e\n\n\u003ch2\u003eChart Compatibility\u003c\/h2\u003e\n\u003cp\u003eSupports LakeMaster, LakeMaster Plus, SmartStrike, CoastMaster, and Navionics charts — giving you the flexibility to upgrade your mapping as your fishing takes you further.\u003c\/p\u003e\n\n\u003ch2\u003eOne-Boat Network Ready\u003c\/h2\u003e\n\u003cp\u003eConnect via Ethernet and Bluetooth to integrate with compatible Minn Kota trolling motors, shallow water anchors, and Cannon downriggers. NMEA 2000® and built-in Wi-Fi round out the connectivity suite for engine gauges, fuel data, and wireless software updates via the Humminbird FishSmart™ App.\u003c\/p\u003e\n\n\u003ch2\u003eKeypad Control\u003c\/h2\u003e\n\u003cp\u003eA tactile keypad and intuitive soft-key menu system make it easy to navigate charts, switch views, and adjust settings on the water — even with gloves on.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eParts Desk Insights\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest Use Case:\u003c\/strong\u003e Ideal as a replacement control head for existing HELIX 7 MEGA DI installations, or for anglers building a dual-unit setup who already have a compatible transducer. Not recommended as a first-time purchase without a transducer — pair with a compatible Humminbird transducer for a complete sonar system. See the \u003ca href=\"\/products\/humminbird-4116401-helix-7-chirp-mega-di-fishfinder-chartplotter-gps-g4n\"\u003eHELIX 7 CHIRP MEGA DI with Transducer\u003c\/a\u003e if you need a complete bundle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Transducer Included (CHO):\u003c\/strong\u003e This unit requires a separately purchased transducer. Confirm transducer compatibility before ordering — MEGA DI requires a MEGA-capable transducer. The \u003ca href=\"\/products\/humminbird-xm-14-hw-cmsi-t-compact-mega-side-imaging-transducer-7103111\"\u003eHumminbird XM 14 HW CMSI T Compact MEGA Side Imaging+ Transducer\u003c\/a\u003e is one compatible option.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMEGA SI Note:\u003c\/strong\u003e MEGA Side Imaging reads to 200 ft \/ 60 m on both sides. MEGA Imaging 360 is \u003cstrong\u003enot\u003c\/strong\u003e compatible with HELIX 7 MEGA DI models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelated Models:\u003c\/strong\u003e Also consider the \u003ca href=\"\/products\/humminbird-4119401-helix-7-chirp-mega-si-fishfinder-chartplotter-gps-g4n\"\u003eHELIX 7 CHIRP MEGA SI G4N\u003c\/a\u003e if you want Side Imaging capability, or the \u003ca href=\"\/products\/humminbird-4116101-helix-7-g4-di-chirp-fishfinder-chartplotter-w-mega-down-imaging\"\u003eHELIX 7 G4 DI CHIRP\u003c\/a\u003e for a comparable Down Imaging model.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChart Cards:\u003c\/strong\u003e LakeMaster, CoastMaster, and Navionics cards are sold separately and inserted via the SD card slot.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNetwork Note:\u003c\/strong\u003e Full One-Boat Network functionality requires compatible Minn Kota, Cannon, or Humminbird accessories — sold separately.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51199433900068,"sku":"137-4116401CHO","price":1079.99,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/137-4116401.jpg?v=1785605293","url":"https:\/\/marisolmarine.com\/products\/humminbird-4116401cho-helix-7-chirp-mega-di-fishfinder-chartplotter-gps-g4n-cho-no-tansducer-137-4116401cho","provider":"Marisol Marine Company","version":"1.0","type":"link"}