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S540-12 - ArcOne Singles 5x4 Auto-Darkening Filter Fixed Shade 12

Packaging: 1 per each
$275.80/ea $184.28/1 per each only $184.28/eaSave 33%

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OVERVIEW

Upgrade Your View

Stop nodding your head and start welding smarter with the ArcOne S540-12 Singles lens. If you love your old-school large-window helmet but hate the constant flipping, this is the perfect upgrade for you. Designed to drop right into a standard 5x4 (4.5" x 5.25") lens retainer, this auto-darkening filter turns your passive hood into a modern welding tool instantly. It gives you the best of both worlds: the big view you're used to and the hands-free convenience of auto-darkening technology.

Reliable Protection

The S540-12 is set to a fixed Shade 12, which is perfect for those bright, hot welds where you need serious protection. Whether you are burning rod or running heavy MIG wire, your eyes stay protected without the hassle of dialing in settings every time. When the arc is off, the lens returns to a clear Shade 3, letting you grind, inspect your work, or reposition your torch without ever lifting your hood. This means less neck strain at the end of the day and better weld starts every time.

Hassle-Free Operation

Forget about buying batteries. The ArcOne Singles series is solar-powered, drawing energy from the welding arc itself. It's always ready when you are. With two sensors to detect the arc, you can trust it to darken the moment you strike. It's an economical, durable, and simple solution for the welder who wants to get the job done without overcomplicating their gear. Just pop it in, put it on, and weld.

Additional Information
Brand:ArcOne
Shade:12
Lens Type:Auto-Darkening, Auto-Darkening Filter (ADF)
Dimensions:4.5 in x 5.25 in
Shade Range:12
Light State:Shade 3
Viewing Area:12.6 sq. in.
Sensors:2
Power Source:Solar
Applications:Stick, MIG, General Fabrication
Packaging Description:1 per each

INCLUDED

  • (1) S540-12 Auto-Darkening Filter
  • (1) Instruction Manual

APPLICATIONS

  • General Fabrication
  • Stick Welding (SMAW)
  • MIG Welding (GMAW)
  • Maintenance and Repair
  • Structural Steel

FAQ

The lens measures 4.5 inches by 5.25 inches (often referred to as 5x4), fitting standard large-window welding helmets.

No, the S540-12 is solar-powered and does not require replaceable batteries.

No, this is a fixed shade model. It has a light state of Shade 3 and a dark state of Shade 12.

It is suitable for general TIG welding, though professional TIG welders often prefer variable shade lenses with higher sensitivity ratings for very low amperage work.

It will only fit helmets designed for a 4.5" x 5.25" lens. Most traditional pipeliner helmets use a 2" x 4.25" lens, so check your helmet's window size first.

Simply remove the retaining spring or clip from your helmet's lens holder, remove the old glass and polycarbonate cover plates, insert the S540-12 (protected by new cover plates), and re-secure the retainer.

The lens rests at Shade 3 when not welding, providing good visibility for setup.

This is an electronic Auto-Darkening Filter (ADF) cartridge, which is thicker than a standard glass plate and contains liquid crystal elements.