SR 500

The SR 500 System is a Powered Air-Purifying Respirator (PAPR) that protects against particulates, gases and vapors, or a combination of both. It is designed to be in oxygen sufficient and non-immediately dangerous to life and health environments. The filtered air is supplied through a breathing hose to the tight fitting face piece and loose fitting head gear. Lightweight, balanced and ergonomic design, comfortable belt, dual flow rates, easy to adjust and maintain, long lasting lithium-ion battery technology are just some of the highlights. Other features include:

  • High flow rates, normal operation at 175 LPM, boosted operation mode at 225 LPM
  • Unique design of belt keeps fan unit comfortable and stable
  • Easily removable parts allow simple cleaning, maintenance and replacement
  • Simple filter/cartridge system
  • Fan unit can be operated with particulate filers or with combination of particulate filters and chemical cartridges
  • 13 hour lasting lithium-ion battery
  • Boosting charging option
  • NIOSH 42 CFR Part 84