Jackson Safety WF50 Auto-Darkening Filters, 1 pc/box

WF50 4/9-12 INT ADF / Standard 90 x 110mm cartridge size and a 98 x 60mm true colour viewing area. Powered by 2 x AAA replaceable batteries. Fitted with 2 sensors. Three functions in one internal control: Weld (9 to 12 shade range), Grind (shade 3) and Cut (shade 5). Adjustable sensitivity and delay. Fastest switching speed of 0.04ms from clear to dark.

WF50 4/9-13 INT ADF / Standard 90 x 110mm cartridge size and increased 97 x 47mm true colour viewing area. Fitted with 3 sensors. Improved optics for a 1:1:1:2 denomination according to DIN EN 379:2009-07 to deliver higher optical clarity during the welding task to reduce eye fatigue. Low battery indicated for improved safety conditions.

• Additional functions designed for wider field of applications
• Fastest swiching speed on the marked
• Standard 90x110mm cartridge size
• 2.5 year manufacturer warranty