Optrel Swiss Air Replacement Pre-Filters 50/Pack - 4088.410 medium arc length ATEX Zone 2 and 22

ATEX Zone 2 and 22 certified

it is well-suited for TIG applications where visibility and precision are critical

3 level airflow adjustment

This improves comfort and productivity over extended periods

The Optrel e3000X is the most powerful ventilated breathing protection system available on the market

Optrel Swiss Air Replacement Pre-Filters 50/Pack - 4088.410 medium arc length ATEX Zone 2 and 22Set of 50 pre filters for the 4700. 010 Swiss Air PAPR (powered air purifying respirator) system. Serves as a protective preliminary filter for the 4088. 400 particle filter. Pre filters are designed to extend the life of your particle filter. For best results, change your pre filter often. Compatible with Swiss Air PAPR only. Not compatible with the e3000x PAPR.