{"product_id":"hlauto-406t-emergency-strobe-grille-lights-4pcs-6-led-sync","title":"HLauto 406T Emergency Strobe Grille Lights: 4Pcs 6 LED Sync","description":"\u003cp\u003e\u003cstrong\u003eHLauto 406T is a set of four ultra-slim, syncable 6-LED strobe grille lights designed to provide high-visibility warning and hazard signaling for 12–24V vehicles.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese low-profile surface-mount strobes combine a high-transmittance PC lens, aluminum-alloy housing and IP68 sealing to deliver long-lasting, weatherproof warning illumination for trucks, service vehicles, ATVs and more. Each fixture contains six bright LEDs with 17 selectable flash patterns and synchronization support so multiple heads behave as a single visible system.\u003c\/p\u003e\n\n\u003ch3\u003eHow bright are these lights and how far can they be seen?\u003c\/h3\u003e\n\u003cp\u003eThe HLauto 406T uses high-brightness LEDs and a clear PC lens to maximize visibility; the manufacturer rates visibility up to approximately 700 feet in optimal conditions. Brightness and perceived range will vary with ambient light and weather, but the concentrated LEDs give a strong, focused warning signature ideal for roadside or worksite use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e6 high-output LEDs per unit for concentrated light.\u003c\/li\u003e\n  \u003cli\u003eHigh-transmittance PC lens for improved beam clarity.\u003c\/li\u003e\n  \u003cli\u003eRated visibility up to around 700 ft in clear conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat mounting, wiring and synchronization options are available?\u003c\/h3\u003e\n\u003cp\u003eThese strobes are ultra-slim surface-mount units that bolt to flat surfaces and wire into 12–24V systems. Four color-coded wires control power, ground, pattern cycling and synchronization so you can flash a single unit or sync up to 16 heads for matched patterns.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSurface-mount design for low-profile installations on grilles, bumpers or light bars.\u003c\/li\u003e\n  \u003cli\u003eRed = positive, black = ground, yellow = pattern selector, white = sync line.\u003c\/li\u003e\n  \u003cli\u003eWhite wires of multiple units tied together enable synchronized flashing (up to 16 units).\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these lights survive harsh weather and long-term use?\u003c\/h3\u003e\n\u003cp\u003eThe 406T housings use an aluminum alloy heat sink and ultrasonic-sealed enclosure to resist moisture, dust and impacts. An IP68 rating and corrosion-resistant construction mean the lights are built to tolerate rain, snow, mud and vibration while maintaining LED life expectancy.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAluminum-alloy housing and integrated heat sink extend LED lifetime (up to ~50,000 hours).\u003c\/li\u003e\n  \u003cli\u003eUltrasonic assembly and sealed back deliver IP68 protection from water and dust.\u003c\/li\u003e\n  \u003cli\u003eShockproof and corrosion-resistant for worksite and off-road use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat flash patterns are available and can the unit remember a setting?\u003c\/h3\u003e\n\u003cp\u003eThe 406T offers 17 distinct flash patterns including steady-on, alternating flash, constant flash and synchronized modes. The unit includes a last-pattern memory recall so it returns to the previously selected pattern after power cycles, simplifying repeated use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e17 pre-programmed flashing patterns to match operational needs.\u003c\/li\u003e\n  \u003cli\u003ePattern changes via short yellow-to-black contact; white wire sets sync.\u003c\/li\u003e\n  \u003cli\u003eMemory recall stores the last active pattern for convenience.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: The HLauto 406T pack is intended for fleet managers, contractors, municipal crews and recreational vehicle owners who need a compact, weatherproof warning light that integrates easily with 12–24V systems. It suits trucks, utility vehicles, snowplows, construction equipment, ATVs, UTVs and emergency support vehicles that require a low-profile visual warning solution with flexible flash patterns and synchronized operation.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I sync more than two HLauto 406T units together?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — tie the white synchronization wires of all heads together; the units support synchronization for up to 16 lights.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these strobes compatible with 24V systems?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the HLauto 406T is rated for 12–24V electrical systems and works on most trucks and service vehicles.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"HLauto","offers":[{"title":"Default Title","offer_id":48087269539998,"sku":"B0D7BYRD5D","price":34.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/hlauto-406t-front-view-grille-mounted.jpg?v=1785919744","url":"https:\/\/northtrailauto.ca\/products\/hlauto-406t-emergency-strobe-grille-lights-4pcs-6-led-sync","provider":"North Trail Auto","version":"1.0","type":"link"}