Custom Offshore specializes in the preparation of racing and performance cruising yachts. Services include consulting, full electronics and electrical system design, installation and programming and the design and implementation of AC and DC electrical power distribution and management systems, including high capacity Lithium-ion battery systems. Custom Offshore is one of the leading electronic dealers for Simrad, B&G, Expedition software, MasterVolt and C-Zone. Other brands include KVH, Maretron, Balmar, Garmin, Icom, Fusion, Sirius XM, Globalstar and Panasonic Toughbook.