{"product_id":"humminbird-helix-7g4-mega-si-combine-sondeur-gps","title":"HELIX 7G4 - MEGA SI Combo - Rear-Mount Sonar and Temperature Sensor","description":"\u003cp\u003e\n    The \u003cstrong\u003eHumminbird HELIX 7G4 - MEGA SI\u003c\/strong\u003e combined unit is a navigation and underwater detection solution designed for boaters seeking advanced features. It is equipped with a transom-mount transducer with temperature sensor.\n\u003c\/p\u003e\n\n\u003ch3\u003eMEGA Side Imaging and Down Imaging Sonar Capabilities\u003c\/h3\u003e\n\u003cp\u003e\n    The HELIX 7G4 - MEGA SI offers Side Imaging (SI) and Down Imaging (DI) detection capabilities with operating frequencies of 455 kHz and MEGA. In Side Imaging mode, it uses 455 kHz and MEGA frequencies. The integrated CHIRP 2D sonar operates on a default frequency range of 150 kHz to 220 kHz.\n\u003c\/p\u003e\n\n\u003ch3\u003eGPS Navigation and Chartplotting\u003c\/h3\u003e\n\u003cp\u003e\n    This combined unit integrates GPS features for navigation and chartplotting. It is compatible with various chart sources, including Navionics+, Navionics Gold, HotMaps, HotMaps Premium, and Platinum+, as well as Humminbird LakeMaster and Contour XD. The device supports the creation of custom charts via AutoChart Live and allows waypoint, route, and track management. The triplog records elapsed time, distance traveled, and average speed.\n\u003c\/p\u003e\n\n\u003ch3\u003eConnectivity and System Integration\u003c\/h3\u003e\n\u003cp\u003e\n    Power input requires 10 to 20 VDC. The device is rated IPX7, ensuring waterproofing during immersion up to 1 meter for 30 minutes.\n\u003c\/p\u003e","brand":"Humminbird","offers":[{"title":"Default Title","offer_id":57532226765140,"sku":"H7G4-CMSITA","price":799.17,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/H7G4-CMSITA__manufacturer-original.webp?v=1791645212","url":"https:\/\/skysat.fr\/en-om\/products\/humminbird-helix-7g4-mega-si-combine-sondeur-gps","provider":"Skysat","version":"1.0","type":"link"}