Our Complete Half Mask Systems offer portable, lightweight air sources for one, two, or three comfortable half mask supplied air respirators, a 1/4 hp ambient pump, 3/4 hp pump, or 1 1/2 hp pump, and 50 or 100' of breathing air hose.

Features and Specs:

HALF MASK RESPIRATOR:

• Durable silicone rubber
• Hypoallergenic and chemical/Ozone resistant
• Large diameter exhalation valve
• Rubber double strap suspension
• Down tube comes with a 90 degree elbow that allows it to be directed over the shoulder
• OBAC quick-connect plug with wide diameter and minimal air restriction

PUMP:

• Type: Oil-less, rotary vane
• Vanes: Carbon construction
• Inlet Filter: 40.0 Micron bronze/steel (1/4 HP)
• 50 Micron felt material with metal grid inlet filter housing
• Exhaust Filter: 0.3 Micron HEPA
• Pressure Gauge: 1½” (3.8 cm) face, steel housing (0-15 psi) (0-1.03 bar)
• Working Pressure: 2-12 psi (0.14-0.83 bar) (15 psi max) (1.03 bar max)
• Performance: 0-5 CFM (0-8.5 m3/hr) (1/4 HP)
• 0-10 CFM (0-16.99 m3/hr) (3/4 HP)
• 0-20 CFM (0-33.98 m3/hr) (1½ HP)

MOTOR:

• Type: ¼ HP, ¾ HP, or 1½ HP UL Listed
• Volts: 115V/230V AC Single Ø
• Power Required: 5.5 A (1/4 HP), 8.3 A (3/4 HP), 16 A (1½ HP)

HOSE:

• Polyvinyl chloride with reinforced braided polyester yarn
• -20°F to 150°F (-28.8°C to 65.5°C)
• Maximum pressure 185 psi @ 70°F (12.76 bar @ 21.1°C)