Allegro 9205-01 Half Mask Supplied Air Respirator System-One Man

In stock
Special Price Special Price $916.69
Half Mask Low Pressure System

Portable, lightweight source for one worker.

Complete One Worker Half Mask System that offers portable, lightweight air sources and includes one comfortable half mask supplied air respirator, 1/4 Ambient hp pump & 50' breathing air hose. This Ambient air system does not require an air compressor.

Pump must be placed in a clean air environment. Supplied air respirator system ambient air pumps do not require temperature alarms, CO monitors or airline filters, offering a cost-effective alternative when compressed air is not available. Additional air supplied hose can be purchased, total length of line not to exceed 100'.


  • 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


  • Type: Oil-less, rotary vane
  • Vanes: Carbon construction
  • Inlet Filter: 40.0 Micron bronze/steel --- 50 Micron felt material with metal grid inlet filter housing
  • Exhaust Filter: 0.3 Micron HEPA
  • Pressure Gauge: 1 1/2" (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: 1/4 HP, 3/4 HP, or 1 1/2 HP UL Listed
    • Volts: 115 V / 230 V AC Single Ø
    • Power Required: 5.5 A (1/4 HP ), 8.3 A (3/4 HP), 16 A (1 1/2 HP)


    • 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)

    Also Available: THREE WORKER HALF MASK SYSTEM WITH 1 1/2 HP PUMP & 50' HOSE (ALL9205-03) & TWO WORKER HALF MASK SYSTEM WITH 3/4 HP PUMP & 50' HOSE (ALL9205-02). Materials and subject may vary (dependent on kit ordered).

    This system does not require a compressor.

    More Information
    Main CategoryRespiratory Protection
    Write Your Own Review
    Only registered users can write reviews. Please Sign in or create an account
    Post Your Question:
    Other Customer’s Favorites
    Back to Top
    Customer Reviews

    Allegro Half Mask Supplied Air Respirator System-One Man | Allegro Industries ALL9205-01

    Special Price Special Price $916.69