The Sundström SR500 powered air purifying respirator (PAPR) is an alternative to negative-pressure filter respirators in situations where these are recommended. The fan-assisted air flow may be of benefit during extended periods of work in warm conditions. The fan can be used with Sundström hoods, face shields or full face masks.

• Two speeds (175 and 240 l/min)
• Lithium-ion battery
• Battery available as Standard (STD) or Heavy Duty (HD)
• Battery recharge time: approximately 1.5 h (STD), 2 h (HD)
• Supplied with 2 filters/filter combinations
• Operating time up to 13 h
• Single control for on, off and operating status
• Automatic air flow control
• Can be used with hood, shield or full face mask