Stedi
ST4K 22” Double Row LED Light Bar (40 LED) - Stedi LEDST4K-22-40L
Pinnacle of Performance. Engineered for the Ultimate All-Rounder.
The STEDI™ ST4K 22” Double Row LED Light Bar is the definition of high-performance illumination. Designed with Pure Drive™ technology, 97% of input power is converted into pure light output — no wasted energy, no compromise.
Equipped with 40 OSRAM® OSLON® LEDs, the ST4K 22” projects a jaw-dropping 663 m beam distance at 1 Lux, while providing 55 m of wide flood coverage on either side. It’s the perfect balance between long-distance visibility and broad illumination — making it ideal for touring, off-road adventure, or commercial use.
Built on the proven STEDI™ Type-X™ heritage, this light bar carries forward our legacy of uncompromising reliability, clarity, and performance — ready for anything the Australian outback can throw at it.
🔑 Key Features
✅ Pure Drive™ Technology: 97% power efficiency — maximum output, minimal loss.
💡 Optimised Hybrid Optics: 8 Flood + 24 Spot + 8 Flood design for a seamless long-range beam pattern.
🌌 Crystal White 5700K Output: Perfect daylight balance for superior clarity and contrast.
💧 IP68 Certified: 100% waterproof, dustproof, and submersible up to 3 metres.
⚙️ Premium Construction: A360.0 cast aluminium housing with extruded heat sink and UV-resistant polyester powder coat.
🌬️ Pressure Equalisation Vent: Gore® membrane for moisture and contaminant control.
🔩 Dual Mounting System: Adjustable sliding brackets or 3 mm stainless steel side mounts with ±15 mm adjustability.
🔌 Plug & Play Harness: H4 & HB3 adaptors included; works seamlessly with both positive and negative switched systems.
📡 Noise-Free Design: RFI and EMC suppression for interference-free communication.
💪 5-Year Warranty: No-nonsense, Australian-backed replacement guarantee.
⚙️ Technical Specifications
| Specification | Details |
|---|---|
| LED Manufacturer | OSRAM® OSLON® |
| LED Count | 40 |
| Effective Lumens | 9,600 lm |
| Peak Intensity (Candela) | 441,600 cd |
| Beam Pattern | Flood / Spot Combo |
| Beam Distance | 1 Lux @ 663 m |
| Operating Voltage | 12 V & 24 V |
| Current Draw | 8.9 A @ 13.6 V |
| Colour Temperature (CCT) | 5700 K |
| Lens Material | Optical Grade, Hard-Coated Lexan™ |
| Housing Material | A360.0 Cast Aluminium + Extruded Alloy |
| Mounting Options | Adjustable Sliding Brackets + 3 mm Stainless Steel Side Brackets |
| Ingress Protection | IP68 (Submersible up to 3 m) |
| Flood Beam Angle | 50° |
| Spot Beam Angle | 5.8° |
| Operating Temperature | –40 °C to +60 °C |
| Weight | 2.88 kg |
| Lifespan | 50,000 Hours |
📦 What’s Included
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1 × STEDI™ ST4K 22” LED Light Bar (40 LED)
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2 × Brushed Stainless Steel Side Brackets
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2 × Adjustable Sliding Brackets
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Easy-Fit Plug & Play High Beam Wiring Kit
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HB3 & H4 Piggyback Adaptors
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Cable Ties
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Wiring Instructions