The Ultimate Light Bar. Born from Power and Precision.
The STEDI™ ST3303 PRO 28.2” LED Light Bar is the apex of double-row lighting technology. A pure expression of capability and design, it embodies the performance, reliability, and craftsmanship that define the STEDI™ legacy. Designed in Australia and perfected through relentless innovation, this bar delivers monumental light volume, stunning beam distance, and bulletproof durability — all in one uncompromising package.
At the heart of the ST3303 PRO lies 40 × CREE® XLamp XP-L HI emitters — the pinnacle of SC5 Technology™. With 43,800 raw lumens (22,400 effective) and an intense 656,100 candela peak beam, this powerhouse creates an expansive flood and spot combo pattern, achieving industry-leading penetration and peripheral illumination.
🔑 Key Features
✅ CREE® XPL HI Emitters: +9% higher output with 40% improved optical focus — pure, crisp brilliance
💡 Extreme Output: 43,800 lumens of blinding white light for total off-road dominance
🌌 Precision Optics: 32mm parabolic reflectors for refined beam control and balanced spread
💧 IP68 Waterproofing: Fully sealed, submersible to 3 metres — built for extreme conditions
🔩 Unbreakable Lens: Optical-grade hard-coated Lexan™ with 250× impact resistance of glass
⚙️ A360.0 Aluminium Body: Cast faceplate with extruded heat sink for thermal stability and longevity
🔌 Dual-Relay Plug & Play Harness: Heavy-duty ADR-compliant system with fuses, switch, and HB3/H4 adaptors
🧰 Mounting Flexibility: Adjustable slide mounts and stainless steel side brackets for precise installation
📡 No Interference: RFI/EMI suppression guarantees zero radio or GPS disruption
💪 Built to Endure: Tested across Australian extremes — backed by STEDI’s full 5-year warranty
💥 Benefits
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Combines blinding distance with exceptional flood coverage
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Perfect for professional off-road, touring, or heavy-duty vehicle applications
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Heavy-duty harness supports immense current draw safely and efficiently
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Engineered for lifetime reliability and ADR-compliant performance
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Distinctive STEDI™ aesthetics with interchangeable orange and grey caps
⚙️ Technical Specifications
| Specification |
Details |
| LED Type |
40 × CREE® XPL HI Intensity |
| Operating Voltage |
9V – 32V |
| Current Draw |
25.3A @ 13.6V |
| Raw Lumens |
43,800 lm |
| Effective Lumens |
22,400 lm |
| Peak Intensity (Candela) |
656,100 cd |
| Beam Pattern |
50° Flood + 9° Spot |
| Colour Temperature |
5700K |
| Lens Material |
Optical-Grade Hard-Coated Lexan™ |
| Housing Material |
A360.0 Cast Aluminium Faceplate, Extruded Aluminium Heat Sink |
| Ingress Protection |
IP68 (Submersible up to 3m) |
| Operating Temperature |
-40°C to +150°C |
| Weight |
4.96 kg |
| Lifespan |
50,000 hrs |
| Lumen Maintenance |
LM-80 Certified |
📦 What’s Included
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1 × STEDI™ ST3303 PRO 28.2" LED Light Bar (40 LED)
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1 × Easy-Fit High Beam Wiring Harness (Dual Fuse, Dual Relay, Switch, H4 & HB3 Adaptors)
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3 × Lower Mounting Brackets + Stainless Steel Fasteners
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2 × 4mm Stainless Steel Side Brackets
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2 × Orange End Caps
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2 × Grey End Caps
