Must be capable of a 13 cubic foot per minute (CPFM) charging rate, 6000 pounds per square gauge (PSIG). Air purification must meet or exceeds the requirements of CGA Pamphlet G-7, compressed air for human respiration, ANSI/CGA G-7.1, commodity specification for Air, Grade E, and all other recognized standards for breathing air. Must be man portable with dimensions no larger than 48 inches long and 32 inches wide. Must have a tubular aluminum frame. Must have a HATZ diesel motor. Must have lifting handles. Must have an inlet filter. Must have stainless steel intercoolers and aftercooler. Must have vibration isolators. Must have an hour meter. Must have a final pressure switch. Must have a visual CO/moisture indicator. Must include a 5-foot breathing air hose. Mut include a wheel kit. Must include a battery. Must include a fill adaptor for filling Self Contained Underwater Breathing Apparatus (SCUBA yok with gauge), a CGA347 and gauge for filling Self Contained Breathing Apparatus, and a Quick Connect for changing out adaptors. Must have a minimum 5-year warranty. Bid price must include three years of routine service and quarterly air testing. The apparent low bidder may be required to provide a product demonstration prior to award.