GERF® Carbon Fiber SCBA Cylinder 6.8L – EN 137 Certified

GERF® Carbon Fiber SCBA Cylinder 6.8L – EN 137 Certified 📋 Commercial Information Origin China Brand GERF® Model Number RHZK6.8 Certification EN 137 MOQ 10 units Packaging Box 70 × 45 × 35 cm Supply Capacity 500 units / month 🔥 Features Open-circuit self-contained breathing apparatus (SCBA) with a 6.8 L carbon fiber and aluminum alloy cylinder, certified to EN 137. Its carbon fiber construction makes it lighter than the steel model (17 kg vs. 20 kg), with 60 minutes of air supply and 2,040 L of compressed air. Full-face mask with >96% field of view, anti-fog, anti-glare, and excellent airtightness. Compact high-flow gas supply valve. Lightweight, high-strength carbon fiber backplate. Pressure regulator with integrated safety valve, maintenance-free. Waterproof, shockproof pressure gauge with luminous display. Acoustic alarm at 90 dB at 5.5 MPa. Universal backplate compatible with 3.0 L, 6.0 L, 6.8 L, and 9.0 L cylinders. 🏆 Competitive Advantages Carbon fiber + aluminum alloy cylinder: lighter and more resistant than conventional steel 60-minute air supply at 30 L/min: extended duration for prolonged operations 2,040 L air capacity: the largest in the GERF® SCBA line Positive pressure air supply: internal mask pressure always exceeds ambient, blocking toxic gases and smoke Full-face mask with >96% field of view: anti-fog, anti-glare, and excellent airtightness Maintenance-free pressure regulator: no adjustment device, with replacement interface Universal backplate: compatible with carbon fiber cylinders of 3.0 L, 6.0 L, 6.8 L, and 9.0 L Total weight 17 kg: 3 kg lighter than the steel cylinder model ⚙️ Technical Specifications Model Number RHZK6.8 Cylinder Material Carbon fiber + aluminum alloy Cylinder Capacity 6.8 L (2,040 L of air) Working Pressure 30 MPa Alarm Pressure 5.5 MPa Service Time 60 minutes Inhalation Flow Rate 30 L/min Inhalation Resistance < 500 Pa Exhalation Resistance < 1,000 Pa Mask Field of View > 96% Alarm Sound 90 dB Operating Temperature -30 °C to +60 °C Total Weight 17 kg Carrying Case Plastic — black or orange Standard EN 137 🚒 Applications 🔥 Firefighters in structural firefighting and extended rescue operations ☢️ Chemical and petrochemical industry with toxic gases ⚡ Electrical and smelting sectors in high-risk environments 🚢 Maritime safety and shipboard protection ⛏️ Mining and confined spaces with oxygen-deficient atmospheres 🏭 Warehouses, laboratories, and industrial plants with chemical hazards