Allegro Wall-Air™ Filtration Panel with CO Monitor, 1-Worker (9873-40)
Allegro 9873-40 Wall-Air™ Filtration Panel with CO Monitor (1-Worker) is a compact, wall-mounted solution for converting shop air into clean, breathable air for one user. This unit features a 3-stage filtration system that effectively removes water, oil, and particulates from compressed air, while the integrated carbon monoxide monitor ensures continuous safety monitoring. Designed to meet NIOSH requirements, this filtration panel is ideal for industrial applications requiring reliable, OSHA-compliant breathable air.
Wall-mounted filtration panel for one-worker operation
3-stage filtration removes water, oil, and particulates
Built-in CO monitor with AC/DC operation and audible alarm
Regulator with gauge, locking knob, and relief valve
100 CFM capacity with single inlet and outlet
NIOSH-compliant for point-of-attachment air systems
Delivers OSHA-grade breathable air to one user
Continuously monitors CO levels for added safety
Compact wall-mount design saves space
Durable and reliable for harsh industrial settings
Protects respirators and personnel from harmful air contaminants
Technical Specifications:
Type: Wall-Air™ Filtration Panel with CO Monitor
User Capacity: 1 worker
Flow Rate: Up to 100 CFM
Operating Pressure: 5–125 psig
Filtration Stages: 3-stage (water, oil, particulates)
CO Monitor: AC/DC powered with alarm (10 ppm threshold, 5 ppm in Canada)
Compliance: Meets NIOSH point-of-attachment requirements
Country of Origin: USA
Product identification
- Brand: Allegro
- Model / MPN: 9873-40





