{"product_id":"cole-hersee-m550bp-battery-ignition-switch-12-m550bp","title":"Cole Hersee M550BP 3-Position Battery Ignition Switch – Off \/ Ign \/ Ign+Start","description":"\u003ch2\u003eFull Ignition Control in a Compact Brass Switch\u003c\/h2\u003e\u003cp\u003eThe Cole Hersee M550BP gives you three-position ignition control — Off, Ignition, and Ignition+Start — in a solid all-brass package built for long-term marine panel installations. Turn to Ignition to power your electronics and gauges, then continue to Ign+Start to crank the engine. Release and it returns to the Ignition position, just like a conventional key switch — without the key.\u003c\/p\u003e\u003cp\u003eAll-brass construction throughout means this switch holds up in humid, salt-air environments where lesser materials corrode and fail. The chrome-plated brass face nut gives a clean, finished look on any panel, and the 13\/16\"-24 threaded stem fits standard marine switch cutouts.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e3 positions: Off \/ Ignition \/ Ignition+Start\u003c\/li\u003e\n\u003cli\u003eRating at 12V: 10A ignition, 5A start\u003c\/li\u003e\n\u003cli\u003eAll-brass construction — corrosion-resistant throughout\u003c\/li\u003e\n\u003cli\u003eChrome-plated brass face nut for a finished panel appearance\u003c\/li\u003e\n\u003cli\u003e3 brass screw terminals for secure wiring connections\u003c\/li\u003e\n\u003cli\u003eMounting stem: 13\/16\"-24 thread, 1-7\/32\" length\u003c\/li\u003e\n\u003cli\u003eFits standard marine panel switch cutouts\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOutboard and inboard marine engine ignition circuits\u003c\/li\u003e\n\u003cli\u003ePowerboats, runabouts, and bass boats\u003c\/li\u003e\n\u003cli\u003eCustom marine electrical panels\u003c\/li\u003e\n\u003cli\u003eReplacement ignition switches on older vessels\u003c\/li\u003e\n\u003cli\u003e12V DC ignition and start circuits\u003c\/li\u003e\n\u003cli\u003ePowersport and small engine applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eParts Desk Insights\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eBest use case:\u003c\/strong\u003e The M550BP is the right call when you need a clean, no-key three-position ignition switch for a custom panel build or a straightforward replacement on a smaller outboard or inboard setup. It's particularly well-suited for installations where a keyed switch isn't required — think secondary helm stations, engine room panels, or custom console builds where simplicity and durability matter more than key security.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eChoosing the right switch:\u003c\/strong\u003e If you only need Off\/On ignition without a start position, the \u003ca href=\"\/products\/2-pos-starter-ignition-switch-12-m489bp\"\u003eCole Hersee 2-Position Starter\/Ignition Switch\u003c\/a\u003e is a simpler option. For applications requiring accessory, ignition, and start positions with a key, see the \u003ca href=\"\/products\/cole-hersee-9579bp-4-position-key-ignition-switch-12-9579bp\"\u003eCole Hersee 9579BP 4-Position Key Ignition Switch\u003c\/a\u003e or the \u003ca href=\"\/products\/cole-hersee-m712bp-4-position-ignition-switch\"\u003eCole Hersee M712BP 4-Position Ignition Switch\u003c\/a\u003e.\u003c\/p\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51250884739108,"sku":"12-M550BP","price":102.95,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/12-M550.jpg?v=1786511656","url":"https:\/\/marisolmarine.com\/products\/cole-hersee-m550bp-battery-ignition-switch-12-m550bp","provider":"Marisol Marine Company","version":"1.0","type":"link"}