Fronius Sirix series

Welding. Grinding. Cutting.

MIG/MAG welding with Sirix welding helmet

One helmet - no compromises

One welding helmet that’s perfect for a wide range of applications: with the integrated slide-up function of the internal auto-darkening filter cartridge, the Sirix provides unbeatable protection during welding, grinding, and cutting work.

No switching, no compromises—simply the best protection for all applications.

External view of Sirix welding and grinding helmet

The two positions of the internal auto-darkening filter cartridge provide unbeatable protection when welding and a clear view when grinding or carrying out other work. The built-in ergonomic headband ensures unrivaled wearer comfort. Depending on requirements, an industrial safety helmet also available (optional).
Sirix Crystal welding helmet details

Fronius Sirix Professional

Maximum protection, even for the most challenging applications

With protection levels from 4 to 13, the Sirix Professional has it covered—whether for a straightforward welding job or demanding applications in steel construction. During certification, the high quality auto-darkening filter cartridge was given a top score of 1 in all test areas, including optical class, diffusion of light, homogeneity, and angle dependence.

Welder grinding steel with Sirix Professional welding helmet
The Sirix Professional also comes with panoramic view, providing the perfect fusion between maximum field of vision and reliable protection at all stages of welding.
Sirix Professional welding helmet
Highlights
Slide-up feature
Quickly switch between welding, grinding, and cutting using the integrated slide-up function of the internal auto-darkening filter cartridge.
Top marks according to EN 379
Top score of 1 for all four evaluation criteria: optical class, diffusion of light, uniformity, and angle dependence.
Level of protection 13
Also suitable for welding work with high deposition rates thanks to the high protection level. If required, the level of protection can be increased to 14 using the supplied internal cover plate (+1).
Panoramic view (nose cut)
Provides an unobstructed view of the workpiece—for unbeatable clarity and precision during welding.
Integrated ergonomic headband
Sophisticated cable pull system allows for perfect weight distribution and unrivaled comfort.
Auto-darkening
Fully automatic detection and adjustment of the protection level from 4 to 13.
Low energy consumption
Rechargeable lithium-polymer battery via micro USB cable, supported by solar cells.
Other functions
Twilight function, welding helmet compatible with Air/3X fan filter unit and optionally available with industrial safety helmet.
Slide-up feature
Quickly switch between welding, grinding, and cutting using the integrated slide-up function of the internal auto-darkening filter cartridge.
Top marks according to EN 379
Top score of 1 for all four evaluation criteria: optical class, diffusion of light, uniformity, and angle dependence.
Level of protection 13
Also suitable for welding work with high deposition rates thanks to the high protection level. If required, the level of protection can be increased to 14 using the supplied internal cover plate (+1).
Panoramic view (nose cut)
Provides an unobstructed view of the workpiece—for unbeatable clarity and precision during welding.
Integrated ergonomic headband
Sophisticated cable pull system allows for perfect weight distribution and unrivaled comfort.
Auto-darkening
Fully automatic detection and adjustment of the protection level from 4 to 13.
Low energy consumption
Rechargeable lithium-polymer battery via micro USB cable, supported by solar cells.
Other functions
Twilight function, welding helmet compatible with Air/3X fan filter unit and optionally available with industrial safety helmet.
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Sirix Professional internal control unit

Sirix Professional welding helmet inside visor

Fronius Sirix Crystal

Crystal-clear vision, maximum flexibility

Color perception with the Sirix Crystal in bright mode is almost like looking through a clear glass window. In dark mode, welders enjoy a detailed, high-contrast view of the weld pool.

Welder using Sirix Crystal welding helmet

The integrated slide-up technology lets you rapidly switch between welding, grinding, and cutting, giving welders full protection across a range of tasks with the same helmet.

Together with the panoramic view, the Sirix Crystal offers an unbeatable combination of maximum field of vision and optimum clarity.

Sirix Crystal welding helmet
Highlights
Slide-up feature
Quickly switch between welding, grinding, and cutting using the integrated slide-up function of the internal auto-darkening filter cartridge.
Crystal Lens technology
A crystal-clear view before, during, and after welding.
Brightness level 2
31% light transmission for clear vision in bright mode and grinding mode.
Panoramic view (nose cut)
Provides an unobstructed view of the workpiece—for unbeatable clarity and precision during welding.
Integrated ergonomic headband
Sophisticated cable pull system allows for perfect weight distribution and unrivaled comfort.
Auto-darkening
Fully automatic detection and adjustment of the protection level from 4 to 13.
Low energy consumption
Rechargeable lithium-polymer battery via micro USB cable, supported by solar cells.
Other functions
Twilight function, welding helmet compatible with Air/3X fan filter unit and optionally available with industrial safety helmet.
Slide-up feature
Quickly switch between welding, grinding, and cutting using the integrated slide-up function of the internal auto-darkening filter cartridge.
Crystal Lens technology
A crystal-clear view before, during, and after welding.
Brightness level 2
31% light transmission for clear vision in bright mode and grinding mode.
Panoramic view (nose cut)
Provides an unobstructed view of the workpiece—for unbeatable clarity and precision during welding.
Integrated ergonomic headband
Sophisticated cable pull system allows for perfect weight distribution and unrivaled comfort.
Auto-darkening
Fully automatic detection and adjustment of the protection level from 4 to 13.
Low energy consumption
Rechargeable lithium-polymer battery via micro USB cable, supported by solar cells.
Other functions
Twilight function, welding helmet compatible with Air/3X fan filter unit and optionally available with industrial safety helmet.
To technical data
Find out more
Icon Checklist Board, white
To the fresh air variant
More information
Icon Lung

Sirix Crystal internal control unit

Sirix Crystal welding helmet inside visor
Personal protective equipment