Extra cover lenses - (2) inside and (5) outside.
There’s no shortage of features on our economically priced 1740 series auto-darkening welding helmet. Available in matte black & graphic finish, the helmet has the highest optical rating available in the marketplace, has both a weld & grind mode and comes with a two year parts and labor warranty.
- Variable 9-13 shade, sensitivity and delay control
- Auto on / off functionality
- Test mechanism & LED low battery indicator
- Hard hat & cheater lens compatible
- User replaceable AAA batteries
Specifications CARTRIDGE SIZE 4.33in. x 3.54in. (110mm x 90mm) VIEW WINDOW SIZE 3.78in x 1.67in (96mm x 42.5mm) NUMBER OF SENSORS 2 SHADE CONTROL Internal VARIABLE WELDING SHADES DIN 9 to 13 with Grind SENSITIVITY CONTROL Variable Shade, Delay, and Light Sensitivity LIGHT TO DARK SWITCHING TIME 0.00004 sec. (1/25000 sec.) DELAY CONTROL (DARK TO LIGHT) 0.1 sec. min. - 1.0 sec. max TIG RATING 5 amps COMPLIANCE Compliance: ANSI Z87.1-2010/CSA Z94.3 OPERATING TEMPERATURE 14 - 131 deg. F (-10-55 deg. C) STORAGE TEMPERATURE -4 - 158 deg. F (-20-70 deg. C) WEIGHT 18.6 oz (528 g) OPTICAL CLARITY 1/1/1/1 (EN 379) Brand LINCOLN ELECTRIC Size No