Stedi
ST3K 21.5” Slim LED Light Bar (20 Led) - Stedi LEDST3K-20L
The Definition of Calibre. Big Light, Small Space.
Designed to deliver maximum light from minimal space, the STEDI™ ST3K 21.5” Slim LED Light Bar is a masterclass in efficiency and design. With a total height of only 63 mm (with side brackets), it fits neatly on your grille or front bar—maintaining your vehicle’s factory look while massively upgrading its illumination power.
Harnessing Pure Drive™ technology, derived from our Type-X™ and ST4K™ performance platforms, the ST3K 21.5” produces a commanding 493 m beam at 1 lux and a 55 m flood spread, making it the ultimate low-profile, all-purpose driving light.
🔑 Key Features
✅ Pure Drive™ Optics: 97% power efficiency delivers more usable light and less heat waste
💡 Hybrid Beam Performance: 4 flood + 12 spot + 4 flood reflectors for ideal width and distance balance
🌌 True White 5700K Output: Natural daylight clarity for reduced eye fatigue and enhanced definition
💧 IP68 Protection: Submersible up to 3 metres — fully dust and waterproof
⚙️ Durable Construction: Aluminium extrusion and cast alloy housing with GE™ Lexan lens
🔩 Anti-Corrosive Finish: 100% polyester UV-stable powder coat resists fading and abrasion
📡 Noise-Free Operation: RFI/EMC-suppressed circuitry prevents interference with radios or GPS
🧰 Low-Profile Mounting: Only 51 mm tall (body only), 63 mm with brackets
🔌 Plug & Play Harness Included: Heavy-duty, ADR-compliant wiring harness with H4 & HB3 adaptors
💪 Engineered Tough: Built for Australia’s harshest conditions, backed by a 5-Year Warranty
⚙️ Technical Specifications
| Specification | Details |
|---|---|
| LED Type | 20 × OSRAM® OSLON® White |
| Effective Lumens | 4,100 lm |
| Peak Intensity (Candela) | 243,200 cd |
| Beam Pattern | Flood / Spot Combo |
| Operating Voltage | 10–30V DC |
| Current Draw | 4.3A @ 13.5V |
| Colour Temperature (CCT) | 5700K |
| IP Rating | IP68 (Submersible up to 3m) |
| Lens Material | GE™ Lexan Optical-Grade Polycarbonate |
| Housing Material | Aluminium Extrusion & Cast Alloy |
| Mounting Bracket | 3 mm Stainless Steel, Powder-Coated |
| Bolts & Fittings | 3 Series Stainless Steel |
| Operating Temperature | -40°C to +50°C |
| Weight | 1.855 kg |
| Lifespan | 50,000 Hours |
| Beam Distance | 1 Lux @ 493 m |
| Lumen Maintenance | LM-80 Certified |
📦 What’s Included
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1 × STEDI™ ST3K 21.5” LED Light Bar (20 LED)
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2 × Stainless Steel Side Mounting Brackets
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Stainless Fasteners
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12V Quick-Fit Plug & Play High Beam Wiring Harness
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H4 & HB3 Adaptor Plugs
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Relay, Fuse, and On/Off Switch
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Wiring Instructions