Built for Silence. Engineered for Tough Conditions.
Coltri Heavy Duty Silent Compressor – Trusted in Mining and Emergency Response

When every second counts and clear communication matters, the Coltri Heavy Duty Silent Compressor delivers powerful performance—quietly. Designed to support critical operations in the Australian mining industry and frontline emergency services, this high-capacity breathing air compressor ensures reliable filling of SCBA (Self-Contained Breathing Apparatus) cylinders, even in the harshest environments.

Operating at under 70 dB, it minimises noise disruption on site—ideal for underground operations, control centres, or high-stress emergency response environments where focus and coordination are paramount.

Built for intensive, round-the-clock use, it features:

• Four front-mounted high-pressure filling hoses

• User-friendly control panel for straightforward operation

• Robust electric motor and high-output pumping units for consistent cylinder refills

To extend filter life and maintain air quality, the optional Tornado high-pressure dryer is recommended. For added safety and performance tracking, upgrade with:

• Dryer
• SAM Sensor (CO, CO2, H2O)
• CO Gas Analyser
• Fill Pressure 300bar/350bar
• Auto Start

ADD ON ITEMS

• 4 Cylinder Blast Proof Fill Cabinet
• Air Storage Fill Bank

Trust Coltri to deliver clean, breathable air—safely, efficiently, and quietly.

Charging Rate/Fill Time

• 450ET - 450L/min (4:30min)
• 550ET - 550L/min (4min)
• 650ET - 650L/min (3min)
• 750ET - 750L/min (2:40min)