Ideal for special ops personnel who need non-IDLH protectionfor an extended period of time. Industry trusted, with over 50,000 units fielded in various U.S. military programs, the C420 Motor-Blower is ideal for filtering contaminants fromambient air and providing a constant airflow of at least 115 lpm to the user’s face piece, providing a twenty times greater OSHA assigned protection factor than APR, due to positive pressure in the mask. The Responder CBRN PAPR is available with 2 batteries that have the ability to be “hot-swapped” during warm environment use. The Lithium-Sulfur Dioxide mission battery has an 8 hour run-time.The Nickel Metal Hydride rechargeable battery has a 4 hour run-time. The motor / blower will not interfere with radio communications as it is EMI shielded to MIL-STD-461C.The Responder CBRN PAPR comes complete with the motor-blower,belt, airflow indicator and breathing tube.Click More Information for further product details.