Sphere Series

Crystal 2.0 PAPR

Product #: 4442.900

Optrel’s Crystal 2.0 welding helmet with Crystal Lens Technology (CLT2.0) surpasses previously set industry standards for protection and light transmission. Weld like never before, with an unclouded, clear view of your welding environment. Pair your Crystal 2.0 PAPR helmet with the e3000x powered air-purifying respirator system for ultimate protection and filtration. The e3000x combined with the Crystal 2.0 PAPR helmet filters out 99.8% of particles to keep you safe.

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Respiratory Protection

Face and respiratory protection system when combined with the e3000x blower kit

Crystal Lens Technology 2.0

Now you can clearly see what happens before, during and after welding


Opening of the anti-glare display can be continuously adjusted after welding to significantly reduce eye fatigue


Automatically adapts to changing light conditions of the welding arc

True-Color View

Like looking through a glass window

Grinding Mode

The brightest vision during grinding work ever to be offered by a welding helmet

Overhead Welding

Overhead Welding Feature

External Operability

Toggle grind mode and shade level adjustments without removing your helmet

Patented Excenter

Positions the helmet optimally on your head – with just one twist

Comfort Headband

Guarantees optimal weight distribution and is easy on the neck

Hard Hat Adapter

Compatible with industrial construction helmet adapter accessory

Sensitivity Regulation

Adapts the helmet to your environment and requirements

Warranty Extension

Simply register here to be covered for 3 years after purchase


Shade levels Inactive: Shade level 2.0
Active, Manual: Shade level 4-12
Autopilot Automatic protection level regulation across a range from 4-12 with individual calibration option of ± 2
Power supply Solar cells, 2 lithium batteries (CR2032)
Sensors Three sensors
Sensitivity Infinitely adjustable, now with “Super High” sensitivity
Switching time Bright to dark: 0.100 ms at room temperature, 0.070 ms at 55°C
Dark to bright: 0.1 s to 2.0 s (with dimming function)
Classification EN379 Optical Class: 1
Stray Light Class: 1
Homogeneity Class: 1
Angle Dependency Class: 2
Shape Stability Welding mask: up to 220 °C / 428 °F
Front cover lens: up to 137 °C / 279 °F
Eye Protection Ultraviolet / Infrared Protection: Maximum protection in the entire protection level range
Operating Temperature -10°C to +70°C / 14°F to 158°F
Storage Temperature -20°C to +80°C / -4°F to 176°F
Total Weight 460g / 18.7oz
Scope of Delivery Welding helmet, manual
Warranty 2 years with additional 1 year warranty extension (excluding battery) if the product is registered within the first 6 months: click here to register



  • Elektrode Welding (Stick Welding, SMAW)
  • GMAW High melting rate process
  • Flux Cored Wire Welding
  • TIG Welding (GTAW)
  • Plasma Arc Welding
  • Micro Plasma Arc Welding
  • Plasma Cutting
  • Gas Welding
  • Grind Mode



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Have a question?

Neal Kosalski
1 year 7 months ago

Hello, will the sphere series inside lens cover fit the crystal 2.0 papr? Thanks

1 year 7 months ago

Yes, the sphere series inside cover lens is compatible with all our hoods except the panoramaxx and weldcap series.

1 year 4 months ago

Have you done any testing to prove the protection factor is greater than 25?

1 year 4 months ago

We have done third party testing that show an APF well over 1,000 with this configuration.


Product Variants:

Accessories & Replacement Parts:

USA Distributors:

Baker’s Gas & Welding Supplies

Canadian Distributors: