{"product_id":"standard-ignition-hls-1620-headlight-switch","title":"Standard Ignition HLS-1620 Headlight Switch","description":"\u003ch2\u003eHeadlight Switch for Ram 3500\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition HLS-1620 headlight switch is a direct-fit replacement for select Ram 3500 trucks. Built to restore headlight operation after switch failure, it uses copper alloy conductors for strong electrical conductivity and low resistive loss.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDirect, snap-fit attachment for OE-style replacement\u003c\/li\u003e\n\u003cli\u003e12-volt electrically operated headlight switch\u003c\/li\u003e\n\u003cli\u003e1 rectangular female connector with 6 male pin terminals\u003c\/li\u003e\n\u003cli\u003eBlack and silver finish with black knob color\u003c\/li\u003e\n\u003cli\u003eOE-spec construction for proper fit, form, and function\u003c\/li\u003e\n\u003cli\u003ePlastic finish and robust materials for service use\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Overview\u003c\/h2\u003e\u003cp\u003eStandard Ignition HLS-1620 is a replacement headlight switch engineered for 2011-2012 Ram 3500 applications. It is built to match OE specifications so the switch mounts and connects like the original unit, helping restore reliable lighting control in the cab. The HLS-1620 is a practical choice when the original switch has worn contacts, intermittent operation, or physical damage. This part cross-references Spectra Premium S10487 for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Problems This Part Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHeadlights that do not turn on or off consistently\u003c\/li\u003e\n\u003cli\u003eIntermittent lighting control from a worn internal switch\u003c\/li\u003e\n\u003cli\u003eDamaged or broken OE headlight switch housing\u003c\/li\u003e\n\u003cli\u003eElectrical resistance caused by degraded switch contacts\u003c\/li\u003e\n\u003cli\u003eLoss of proper dash-mounted headlight control in a Ram 3500\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eFits 2011-2012 Ram 3500, N\/A. Verify connector shape, terminal count, and switch style against the original part before installation. The direct, snap-fit design supports OE-style replacement, and the 12-volt electrical layout matches the original truck application. Standard Ignition HLS-1620 is also referenced by part numbers 1S11724, 4602920AA, HL7645, and SW8922.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eStandard Ignition builds this headlight switch to OE specification using copper alloy conductors and service-grade materials to support dependable electrical performance and correct fitment for Ram 3500 trucks.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":52819067076789,"sku":"FBHK-HLS-1620","price":68.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_HLS1620_Fro.jpg?v=1784443996","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-hls-1620-headlight-switch","provider":"PartCatalog","version":"1.0","type":"link"}