By harnessing the power of PURE Drive™ technology, our range of STEDI ST4Ks are made to take full advantage of the input power, with 97% going straight to the LEDs.

The STEDI ST4K has been founded on the STEDI TYPE X pedigree; the exemplar of high-performing Driving Lights. With the might of 40 x OSRAM’s® OSLON® LEDs, the ST4K 22 Inch LED Light Bar will not shy away from the ability to be the perfect all-rounder for any situation.

PERFORMANCE THAT LETS YOU TURN THE SUN BACK ON.

• STEDI ST4K-40 features 40 of OSRAM’s® finest OSLON® LED, selected for its high luminous flux and perfectly matching optical properties.

• 8 Flood + 24 Spot + 8 Flood reflector distribution forms a remarkable beam that pushes the wide beam out at 50° and spot beam at 5.8° all the way to staggering 1 lux @ 663m 

• Crystal White 5700K Colour temperature offers stunning clarity and definition with an excellent Colour Rendering Index (CRI). 

• Our Pure-Drive™ circuit design allows 97% of input power to go directly to LEDs.

BUILT TO GO ALL NIGHT.

• A360.0 Cast face plate, extruded Aluminum heat sink | finished in 100% Polyester UV and abrasion resistant powder coat, ensures that our bars will never discolour.

• Pressure Equalization vent with Gore® membrane | Protects against water ingress, dust & contaminants.

• IP68 | Dust & Particle tight + Water-proof up to 3 meters – Drown it, we insist!

• Environmentally sealed Deutsch ® DT connector.

Backed by our no-nonsense 5-year replacement warranty.

MOUNT IT YOUR WAY.

We know you want flexible mounting options, which is why we’ve included two separate mounting options. 

• The included adjustable sliding mounts allow you to align the mount bolts to any pre-existing mounting holes. Make mounting to UHF tabs or Bullbars very straightforward.
• Or use our 3mm thick 304 Stainless steel side brackets, which feature + or - 15mm height adjustment.

EASY FIT PLUG & PLAY HIGH BEAM WIRING HARNESS.

Included are our acclaimed Easy-Fit Plug and Play Wiring Harness with supplied H4 and HB3 adaptors making for an easy connection to the high beam. Further unlike other brands, our kit has built in electronics making our harness compatible with even the most modern and sophisticated wiring systems. Whether your vehicle is positive or negatively switched our harness will work right out of the box without any modification whatsoever.

Inlcuded

• 1 x ST4K-40 STEDI Oslon LED Light Bar
• 2 x Brushed Stainless Steel Side Brackets
• 2 x Adjustable Sliding Brackets 
• Easy-Fit High Beam Wiring Kit | HB3 & H4 piggy-back included.
• Cable Ties
• Wiring Instructions