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LINCOLN ELECTRIC KH778 Replacement Cover Lens Kit, Polycarbonate, 4 PK - Welding Lens Covers & Protection Plates
LINCOLN ELECTRICWelding Lens Covers & Protection Plates

LINCOLN ELECTRIC KH778 Replacement Cover Lens Kit, Polycarbonate, 4 PK

The LINCOLN ELECTRIC Replacement Cover Lens Kit (MPN KH778) is a polycarbonate, 4-pack of clear cover lenses for auto-darkening welding helmets. It includes two inside and two outside cover lenses, compatible with…

SKU 3G-OTH-557932

Also listed as: KH 778 · KH-778

Brand
LINCOLN ELECTRIC
Item
KH778 Replacement Cover Lens Kit, Polycarbonate, 4 PK
Category
Welding Lens Covers & Protection Plates
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

LINCOLN ELECTRIC
Manufacturer Part Number
KH778
Type
Polycarbonate, 4 PK
Material
Polycarbonate
Includes
(2) Inside And Outside Cover Lenses
Lens Color
Clear
For Use With
Auto-Darkening Welding Helmet
Compatible with Series
Lincoln Electric Helmets
Welding Shade Designation
W4/W9-13
Compatible with Manufacturer Model Number
K2933-1

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LINCOLN ELECTRIC Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The LINCOLN ELECTRIC Replacement Cover Lens Kit (MPN KH778) is a polycarbonate, 4-pack of clear cover lenses for auto-darkening welding helmets. It includes two inside and two outside cover lenses, compatible with Lincoln Electric helmets and model K2933-1, with a welding shade designation of W4/W9-13.

Frequently Asked Questions

What is the LINCOLN ELECTRIC KH778 Replacement Cover Lens Kit used for?

The LINCOLN ELECTRIC KH778 Replacement Cover Lens Kit protects the auto-darkening filter of compatible Lincoln Electric welding helmets. It includes two inside and two outside clear polycarbonate lenses, shielding the main lens from spatter, scratches, and debris during welding operations.

What are the specifications of the LINCOLN ELECTRIC KH778 Replacement Cover Lens Kit?

The LINCOLN ELECTRIC KH778 kit includes four clear polycarbonate cover lenses: two inside and two outside. It is designed for auto-darkening welding helmets, compatible with Lincoln Electric series and model K2933-1. The welding shade designation is W4/W9-13.

Where to buy LINCOLN ELECTRIC KH778 Replacement Cover Lens Kit worldwide?

3G Electric supplies the LINCOLN ELECTRIC KH778 Replacement Cover Lens Kit 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 install the LINCOLN ELECTRIC KH778 cover lenses on a welding helmet?

To install the LINCOLN ELECTRIC KH778 cover lenses, first remove the old lenses from the helmet's lens retainer. Insert one outside lens and one inside lens, ensuring they seat flat against the auto-darkening filter. Secure the retainer and verify the lenses are clean and free of scratches before use.

Used in

Common applications for LINCOLN ELECTRIC
General steel fabrication — Lincoln Electric UltraCore HD-12C flux-cored wire (E71T-12C, 0.052 in) for single- or multiple-pass welding on carbon steel.
All-position welding with AC power — Lincoln Electric Fleetweld 180 stick electrode (E6011, 5/32 in) for repair and maintenance on galvanized or painted steel.
Severe abrasion resistance — Lincoln Electric Wearshield ME hardfacing electrode (1/8 in, 55 HRC) for earthmoving equipment and crusher components.
Multiprocess welding — Lincoln Electric Flextec 500X with LF-74 wire feeder for switching between MIG, stick, and TIG processes in fabrication shops.
TIG welding with improved gas coverage — Lincoln Electric gas lens (45V44, 3/32 in max electrode) for precision welding of stainless steel or aluminum.
MIG welding of carbon steel — Lincoln Electric ER70S-3 wire (0.035 in, 60 lb spool) for general fabrication and structural welding.

LINCOLN ELECTRIC Products

3G Electric supplies LINCOLN ELECTRIC welding lens covers & protection plates. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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