High quality infinitely variable shade 9-13 lens, with added ability for shades 5-8 by the switch enclosed on the control unit.
Manufactured and tested to BS EN 379.
Fully automatic switching from light to dark on striking arc.
Features infinitely adjustable sensitivity and delay switches.
Grinding function enables user to grind without removing mask.
Deluxe contoured helmets approved to BS EN 175 which give full neck protection and protects lens from scratching when helmet is laid down.
Comfortable headband and non-slip quick release ratchet mechanism.
Suitable for MIG, TIG, arc and gas welding.
Model No: PWH620
Shade Active: 5-8 or 9-13 Variable
Shade Inactive: 4
Grinding Function: Yes
Viewing Area: 100 x 53mm
Operating Time Light/Dark: <0.1ms
Operating Temperature: -10?C to +60 ?C
Power: Solar Cells