The Siegen Auto Dimming Welding Helmet is a professional-grade welding helmet designed for MIG, TIG and arc/MMA welding applications. This shade 11 welding helmet features automatic switching technology that transitions from light to dark in just 0.1ms when striking an arc, providing instant eye protection while maintaining clear visibility between welds. Built to comply with BS EN 379, BS EN 175 and DIN standards, this helmet offers reliable protection across a range of welding tasks. The adjustable sensitivity and delay controls allow welders to fine-tune the switching response to suit different welding processes and working conditions, whilst the inactive shade 3 lens provides clear vision during setup and inspection work. The deluxe contoured design incorporates a fully adjustable headband with front pad for enhanced comfort during extended welding sessions. At just 0.470kg, this lightweight helmet reduces neck strain whilst the 91 x 39mm viewing area provides adequate visibility of the workpiece. Powered by a lithium cell battery and rated for operation between -10°C and +60°C, it's suitable for use in both workshop and site environments. Features and Benefits: • 0.1ms switching speed protects eyes instantly when arc is struck • Adjustable sensitivity and delay controls for customised performance • Lightweight 0.470kg construction reduces fatigue during prolonged use • Fully adjustable headband with front pad for secure, comfortable fit • Suitable for multiple welding processes including MIG, TIG and arc/MMA • Complies with BS EN 379, BS EN 175 and DIN safety standards Specifications: Brand: Siegen Grinding Function: No Nett Weight: 0.470kg Operating Temperature: -10°C to +60°C Operating Time Light/Dark: 0.1ms Power: Lithium Cell Battery Shade Active: 11 Shade Inactive: 3 Viewing Area: 91 x 39mm