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Sphere Series

e684 (Black)

Product #: 1006.501

The Optrel e684 (Black) provides perfect view during welding with its Adaptive Shade Autopilot. Optrel‘s exclusive Adaptive Shade Autopilot automatically adjusts to the appropriate shade level as you weld. An additional brightness sensor immediately detects changes in arc intensity and adjusts accordingly. You remain perfectly protected, regardless of your current welding parameters. Automatic adjustment up to shade level 13. Manual adjustment is no longer necessary – but it‘s available at the push of a button whenever you want it.

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Icon for "True Color View" represented by three circles intersecting.

True-Color View

Like looking through a glass window
Icon for "Twilight Function" represented by multiple vertical lines descending to the right.


Opening of the anti-glare display can be continuously adjusted after welding to significantly reduce eye fatigue
Icon for "Shadetronic" represented by its text inside a circle with scale showing increasing decibels.


Automatically adapts to changing light conditions of the welding arc
Icon for "Optical Class" represented by an eye and rating 1/1/1/1 on top of it.

4 Times Highest Class

Classification EN379 (Optical Class: 1, Stray Light Class: 1, Homogeneity Class: 1, Angle Dependency Class: 1)
Icon for "Grinding Mode" represented by angle grinder disc.

Grinding Mode

The brightest vision during grinding work ever to be offered by a welding helmet
Icon for "Overhead Welding" represented by grinding disc and impact drill.

Overhead Welding

Overhead Welding Feature
An icon for "Warranty Extension of 2+1 Years" represented by numbers two and one.

Warranty Extension

Simply register here to be covered for 3 years after purchase


ADF size / field of view 90 x 110 x 7 mm / 50 x 100 mm
Eye protection maximum UV- & IR-protection on all shade levels
Classification EN379 Optical Class: 1
Stray Light Class: 1
Homogeneity Class: 1
Angle Dependency Class: 1
Classification due to EN175 B (120m/s impact resistance)
Switching time light to dark 0.170 ms at room temperature, 0.110 ms at 55 °C
Switching time dark to light 0.1 – 2.0 s with patented twilight function
Power supply solar cells and 2 batteries, exchangeable
Operating time batteries appr. 3000 hours (operation)
Operating temperature –10 °C to +70 °C
Total Weight 500 g
Warranty 2 years with additional 1 year warranty extension (excluding battery) if the product is registered within the first 6 months: click here to register



  • Elektrode Welding (Stick Welding, SMAW)
  • GMAW High melting rate process
  • Flux Cored Wire Welding
  • TIG Welding (GTAW)
  • Plasma Arc Welding
  • Micro Plasma Arc Welding
  • Plasma Cutting



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Product Variants:

Accessories & Replacement Parts:

USA Distributors:

Logo of Baker's Gas represented by the letter "B" and the address "bakersgas.com"
Baker’s Gas & Welding Supplies
CyberWeld Logo featuring the brand and the animated rat mascot wearing a welding helmet and a welding torch.
Welding For Less (WFL) Supply Company Logo with the welding helmet icon on the center.
Logo of Welding Supplies From IOC (Indiana Oxygen Company) in black and white with yellow lightning icon.

Canadian Distributors:

Canada Welding Supply Logo featuring the acronym CWS in yellow font with the Canada Maple leaf icon on the center.