Description
Cartridges are tied to the helmet series. Confirm your helmet model before ordering.
OTOS Mach 2 Auto-Darkening Cartridge
This is a replacement auto-darkening filter cartridge for helmets of the Mach series. It darkens when the arc starts and clears when welding stops, which restores a helmet whose filter has failed or been damaged.
Key Features
- Fit it into the helmet frame it was made for
- Keep the sensors and window clean
- Replace if the filter flickers or fails to darken
Specifications
| Model |
Specification |
Sold as |
| W-21VW |
110×90×10mm(1/20000s) |
1 pc |
- Brand: OTOS
- Country of origin: Korea
About OTOS
OTOS of South Korea makes welding safety products, especially auto-darkening welding helmets and filter cartridges.
Ordering & Shipping
- Genuine product sourced through official Korean distribution
- Ships worldwide from South Korea by FedEx International Priority Express
- Import duties and taxes are payable by the recipient
- Bulk and trade pricing available on request
- Lead time: approx. 7 business days before dispatch.
