LINCOLN ELECTRIC Welding Helmet: Auto-Darkening, 2 Arc Sensors, Tan, Lone Star, W9 to W13
The LINCOLN ELECTRIC 725S Series Auto-Darkening Welding Helmet (MPN K4134-1) features a Lone Star graphic in tan, with a digital ADF offering welding shades W9 to W13. It includes 2 arc sensors, a 3.82 in x 1.73 in…
SKU 3G-OTH-557882
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Product Description
The LINCOLN ELECTRIC 725S Series Auto-Darkening Welding Helmet (MPN K4134-1) features a Lone Star graphic in tan, with a digital ADF offering welding shades W9 to W13. It includes 2 arc sensors, a 3.82 in x 1.73 in viewing area, grind mode, ratchet suspension, and a thermoplastic shell.
Frequently Asked Questions
What is the LINCOLN ELECTRIC K4134-1 welding helmet used for?
The LINCOLN ELECTRIC 725S Series auto-darkening welding helmet (K4134-1) protects the face and eyes during arc welding, grinding, and cutting. Its digital ADF automatically adjusts from shade W9 to W13, and grind mode allows clear viewing for material prep. Suitable for MIG, TIG, and stick welding in fabrication and maintenance.
What are the specifications of the LINCOLN ELECTRIC 725S Lone Star helmet?
The LINCOLN ELECTRIC 725S (MPN K4134-1) has a tan thermoplastic shell with Lone Star graphic, 2 arc sensors, digital ADF with welding shades W9 to W13, and a 3.82 in x 1.73 in viewing area. It includes grind mode and ratchet suspension adjustment. Brand: LINCOLN ELECTRIC.
Where to buy the LINCOLN ELECTRIC K4134-1 welding helmet worldwide?
3G Electric supplies the LINCOLN ELECTRIC K4134-1 725S Lone Star auto-darkening welding helmet worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this genuine LINCOLN ELECTRIC part.
How to select the right auto-darkening welding helmet shade range?
Select a helmet like the LINCOLN ELECTRIC 725S with a shade range of W9 to W13 for most arc welding processes. Lower shades (W9–W10) suit low-amperage TIG; higher shades (W12–W13) are for high-amperage MIG or stick. Ensure the helmet has grind mode for non-welding tasks and enough arc sensors for your work angle.
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3G Electric supplies LINCOLN ELECTRIC auto-darkening welding helmets - graphic. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









