OPTREL Auto Darkening Filter: 1006.3, Green, W4/9-13, 4 1/4 in Plate Lg
The OPTREL Auto Darkening Filter 1006.3 (MPN 5012.440) is a green welding filter plate with a W4/9-13 shade designation, measuring 4 1/4 in long by 2 in wide. It is designed for use with the Sphere Series and…
SKU 3G-OTH-559837
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Product Description
The OPTREL Auto Darkening Filter 1006.3 (MPN 5012.440) is a green welding filter plate with a W4/9-13 shade designation, measuring 4 1/4 in long by 2 in wide. It is designed for use with the Sphere Series and compatible with model K6500. 3G Electric interprets your demand for this genuine OPTREL component, sourcing it across our 14 industrial departments — with specialist depth in combustion, pumps and controls — to deliver the right answer, not just a catalog.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the OPTREL Auto Darkening Filter 1006.3 used for?
The OPTREL Auto Darkening Filter 1006.3 (MPN 5012.440) is a welding filter plate used in welding helmets to protect the eyes from intense light and UV radiation. It automatically darkens when an arc is struck, allowing welders to work hands-free. This green lens is compatible with the Sphere Series and model K6500.
What are the specifications of the OPTREL Auto Darkening Filter 1006.3?
The OPTREL Auto Darkening Filter 1006.3 has a green lens with a welding shade designation of W4/9-13. It measures 4 1/4 in plate length by 2 in plate width. This filter is designed for use with the Sphere Series and is compatible with manufacturer model number K6500. The manufacturer part number is 5012.440.
Where to buy the OPTREL Auto Darkening Filter 1006.3 worldwide?
3G Electric supplies the genuine OPTREL Auto Darkening Filter 1006.3 (MPN 5012.440) to customers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this welding filter plate to your facility. Contact us to source this component for your welding operations.
How to install the OPTREL Auto Darkening Filter 1006.3?
To install the OPTREL Auto Darkening Filter 1006.3, first ensure the welding helmet is clean and the filter cavity matches the 4 1/4 in by 2 in dimensions. Remove the old filter, insert the new green lens with the shade designation W4/9-13 facing outward, and secure it per the helmet manufacturer's instructions. Always test the auto-darkening function before use.
OPTREL Products
3G Electric supplies OPTREL welding filter plates. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.




