In Stock: 5 Watt - Ships Next Business Day! 40 Inch Double Row LED Light Bar – Black Housing Serious Coverage. Relentless Performance. Built for the Trail. When the terrain opens up and the night pushes back, you need lighting that dominates the darkness. The 40-inch Double Row LED Light Bar delivers expansive forward projection and wide peripheral coverage, making it ideal for drivers who demand maximum visibility across trails, job sites, and open terrain. Designed for trucks, Jeeps, UTVs, overland builds, and work vehicles, this full-width platform is perfect for roof mounts and windshield applications where coverage matters most. Constructed with premium internal components and protected by a rugged black aluminum housing, this light bar is engineered to handle vibration, harsh weather, mud, and demanding off-road conditions without compromise. The double row configuration pairs high-output LEDs with precision-engineered optics to produce powerful long-range distance lighting and broad side-to-side illumination — giving you clear sight lines and greater confidence when navigating at speed or working after dark. Our most popular setup — the 5-watt high-output Combo beam — blends intense center spot projection with wide flood optics for balanced, real-world performance wherever the road (or trail) leads. #MainContent details { border: 1px solid #ddd; border-radius: 8px; margin-bottom: 16px; overflow: hidden; background: #fff; font-family: Arial, sans-serif; } #MainContent details summary { display: flex; justify-content: space-between; align-items: center; cursor: pointer; padding: 14px 18px; font-weight: 600; font-size: 18px; list-style: none; background-color: #f9f9f9; border-bottom: 1px solid #e0e0e0; position: relative; } #MainContent details[open] summary { background-color: #f1f1f1; } #MainContent details summary::after { content: '+'; font-size: 20px; font-weight: bold; transition: transform 0.3s ease; } #MainContent details[open] summary::after { content: '−'; } #MainContent details .content { padding: 16px 20px; font-size: 16px; line-height: 1.6; } Features Lifetime Warranty IP69K-Rated Housing – Fully sealed against salt, spray, pressure washing, and sun exposure Premium CREE® and OSRAM® LED Chips – Engineered for maximum output and longevity 316 Stainless Steel Mounting Brackets – Marine-grade corrosion resistance Ceramic-Coated Finish – Enhanced UV stability and corrosion protection Military-Grade Breather – Equalizes pressure and prevents internal moisture buildup Premium Lexan® Lens – Designed to resist fading, hazing, and yellowing over time In the Box (1) LED Light Bar Stainless Mounting Brackets and Hardware Complete Wiring Harness .text-image-wrap { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 20px; margin-bottom: 20px; } .text-image-wrap.text-image-right { flex-direction: row-reverse; } .text-image-wrap .image-wrap { flex: 1; max-width: 500px; } .text-image-wrap .image-wrap img { width: 100%; height: auto; max-height: 300px; display: block; object-fit: contain; } .text-image-wrap .text-wrap { flex: 1; min-width: 300px; } Premium Lexan Lens + IP69K Sealed Housing Each light is built with an optical-grade Lexan lens—twice as strong as glass and engineered to resist fading or yellowing—paired with an IP69K-rated housing that blocks out salt, spray, sun, and high-pressure water. The result is a crystal-clear, fully sealed system designed to perform for years in the harshest marine or off-road environments. Premium OSRAM® LEDs High-efficiency OSRAM LEDs deliver exceptional brightness, clarity, and long-term reliability—engineered for demanding marine use and sustained high-output performance. Complete Wiring Harness Included Every light bar comes ready to install with a pre-terminated 12-gauge wiring harness, inline fuse, relay, and switch — plus heavy-duty stainless mounting brackets for a secure, professional-grade setup right out of the box. Ceramic-Coated, Hydrex-Sealed Construction Finished with a corrosion-resistant ceramic coating and sealed with our Hydrex gasket system for true IP69K performance. 316 stainless bolt-in mounts provide unmatched strength and durability in saltwater or off-road environments. Precision Beam Patterns Choose from spot, flood, or combo configurations for the perfect lighting spread. Our advanced reflector design ensures maximum throw distance and balanced side illumination for total visibility in any situation. Pro Tip: Combo is usually the best choice — it gives you the best of both worlds, with the spot pattern in the center for distance and the flood pattern on the ends for wide coverage. Lifetime Warranty Enjoy complete peace of mind knowing your light is backed by our industry-leading lifetime warranty. We stand behind every product we build — if it ever fails due to workmanship or materials, we’ll repair or replace it, guaranteed. Specs table.spec-table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 15px; } table.spec-table th, table.spec-table td { border: 1px solid #ccc; padding: 10px; text-align: left; vertical-align: top; } /* Column headers */ table.spec-table thead th { background-color: #f7f7f7; font-weight: 700; } table.spec-table tr:hover { background-color: #f2f2f2; } /* Section header row */ table.spec-table .spec-section th { background-color: #222; color: #fff; text-transform: uppercase; letter-spacing: 0.5px; text-align: center; } Feature 5 Watt 3 Watt Power & Performance Total Wattage 400 240 Total Amp Draw 17.8 17 Operating Voltage 12-30V DC 12-30V DC Raw Lumens 52,800 29,900 Color Temperature 6,000 6,000 LED Diode Qty 80 80 LED Chip Osram Osram Beam Pattern Spot or Flood Combo, Spot, Flood Beam Angle Both - Combo15° - Spot45° - Flood Both - Combo15° - Spot45° - Flood Mode On/Off On/Off Dimmable? Yes! (Separate dimmer module Required, NOT included) Yes! (Separate dimmer module Required, NOT included) Durability & Lifespan Life Expectancy 50,000 Hours 50,000 Hours Operating Temp -40° to 145° F-40° to 62° C -40° to 145° F-40° to 62° C Waterproof Rating IP69K IP69K Warranty Limited Lifetime Limited Lifetime Guarantee 30 Day Money Back 31 Day Money Back Wiring & Installation Cord Lead From Light 16" 16" Wire Harness Included? Yes Yes Wire Harness Length 12' 12' Wire Gauge 12 12 Fuse Size 25 Amp 25 Amp Connector Type 2 Pin Deutsch 2 Pin Deutsch General Weight 13.8 Lbs 13.8 Lbs SKU - Combo 40C-D5OS 40C-D3OS SKU - Spot 40S-D5OS 40S-D3OS SKU - Flood 40F-D5OS 40F-D3OS Size Pattern Instructions Download Instructions Here. FAQ Frequently Asked Questions Q: What makes this light bar different from standard off-road light bars? A: This light bar is built with a focus on durability, performance, and long-term reliability. It features a fully sealed housing, high-quality internal components, and a rugged black aluminum construction designed to handle vibration, dust, mud, rain, and harsh off-road conditions that cheaper light bars struggle with over time. Q: What beam patterns are available, and how do I choose the right one? A: This light bar is available in Spot, Flood, and Combo beam patterns. Spot beams provide long-range distance lighting for higher-speed driving and open terrain. Flood beams deliver wide, close-range illumination ideal for crawling, work zones, or peripheral visibility. Combo beams offer the best of both, combining forward distance with wide coverage — making them the most versatile option for most off-road setups. Q: How durable is this light bar in harsh off-road conditions? A: This light bar is fully sealed and built to withstand dust, mud, rain, vibration, and repeated impacts commonly encountered on trails, job sites, and rough terrain. It’s designed for consistent performance in real off-road environments — not just occasional weekend use. Q: Will this light bar cause glare on my hood or windshield? A: Proper mounting and aiming are key. During installation, we recommend temporarily powering the light to fine-tune the angle. When positioned and aimed correctly, the light delivers strong forward visibility without excessive hood or windshield glare. Q: What voltage systems is this light bar compatible with? A: This light bar is compatible with 10–30V DC systems, making it suitable for most 12V and 24V vehicles, including trucks, Jeeps, UTVs, side-by-sides, and work vehicles. Q: Does this light bar include a wiring harness? A: Yes. This light bar includes a complete wiring harness with relay, fuse, and switch, allowing for a straightforward installation right out of the box. Q: Is this light bar energy efficient? A: Yes. High-efficiency LEDs provide powerful output while keeping amp draw low, helping protect your electrical system during extended use — especially important when running multiple accessories. Q: What applications is this light bar best suited for? A: This light bar is ideal for off-road trail driving, overlanding, work sites, ranching, plowing, utility use, and general auxiliary lighting. Its compact size and strong output make it a great supplement to larger primary light bars. Q: What warranty does this light bar include? A: This product is part of our Pro Series 3.0 lineup and is backed by Black Oak LED’s limited lifetime warranty, providing long-term confidence in performance, durability, and support.
