4 SENSOR UNIMIG Trade Series BLACK Automatic Welding Helmet - U21020

Keep your eyes and face protected during every weld with our Trade Series welding helmets. The 1/1/1/1 optical classification combined with the large 100×83.4mm viewing lens means you get superior visibility in every situation. You’ll also be abe to save your favourite shade settings with the memory states, so your setup is instant. Choose from a sleek, clean professional black or pick from one of the eye-catching graphics.

• 4 Arc Sensors - Maintain constant sensing and automatically switches the helmet from light to dark and back again.
• Enhanced Viewing Area - Offers a larger viewing area for the operator. This larger viewing area enhances the operator's view of the welding area - 100x83.4mm View
• True Colour - High Definition Filter Technology is a feature that greatly improves the optics allowing the user to see a full spectrum of colours. It also helps to alleviate eye fatigue making it safer for extended periods of welding.
• Shade Control - Automatic Welding Lens allows the operator to switch
  between variable welding shades from 5-13.
  The switching speed of the lens is a very fast 0.08m/s from light to dark.
• External Grind Mode - Allows the operator to switch the helmet from the welding mode into a fixed shade for grinding.
  This function removes the need for the operator to change visors and to simply use the welding helmet for grinding when required.
• Memory Function - Allows the operator to store different shade, sensitivity and delay options into three easily accessible pre-sets.
• Operator Comfort -Lightweight Design makes wearing the welding helmet more comfortable for the operator. Allows the operator to switch the helmet from the welding mode into a fixed shade for grinding. This function removes the need for the operator to change visors and to simply use the welding helmet for grinding when required. 
• Warranty - 3-Year Warranty for any Unimig Helmet

Helmet Specifications:

• UNIMIG Product Number U21020
• Filter Dimensions: 114x133x9.5mm
• View Size: 100x83.4mm
• Arc Sensors: 4
• Classification: 1/1/1/1
• Light State: 4
• Dark State: 5-9 / 9-13
• UV/IR Protection: DIN15
• Time from Light to Dark: 0.04ms
• Time from Dark to Light: 0.1-0.9s
• Sensitivity Delay: Adjustable (1-5 for low-high)
• Power Supply: Solar Cells & CR2450 Replaceable Battery
• Operating Temperature: -10˚C to 65˚C
• Storage Temperature: -20˚C to 85˚C
• Shade Control: Yes
• Grind Mode: Yes (External)
• Standards: AS/NZS 1337.1 B (High Impact), AS/NZS 1338.1 (Auto-Darkening)

Replacable parts available at our shop:

• Unimig Trade Series Welding Helmet Lens Kit U21023