Renewable Design for Non-Woven Face Mask - Hours Self-Contained Closed Circuit Breathing Apparatus – Topsky
Renewable Design for Non-Woven Face Mask - Hours Self-Contained Closed Circuit Breathing Apparatus – Topsky Detail:
portable emergency breathing apparatus)
(4 Hours Breathing Apparatus)
Qualifications: Coal Mine Safety Certificate
Explosion-proof Certificate
Inspection Certification
Applications
Whenever emergency teams are saving lives or extinguishing fires, above or below the ground, HYZ4 Self-Contained Closed Circuit Breathing Apparatus comes into its own. Whether used during rescue or fire fighting missions in mines, tunnels or underground train ducts where there is noxious gas or oxygen insufficient emergency, HYZ4 Self-Contained Closed Circuit Breathing Apparatus is the first choice. More than 10,000 professional users rely on the HYZ4 Self-Contained Closed Circuit Breathing Apparatus in China.
Specially designed for demanding tasks: HYZ4 Self-Contained Closed Circuit Breathing Apparatus combines uncompromising safety with outstanding respiratory protection and wearer comfort. Innovative in design, it provides the wearer with up to four hours of breathing air in toxic environments.
Key features
●Breathing Oxygen for up to 4 Hours
●Highest breathing comfort with an integrated cooling system
●Ergonomically shaped carrying plate
●Reduced exposure from a well balanced system
●Improved harness and intelligent breathing hose routing for excellent freedom of movement
Technical specification
Duration of use | 4 h |
working pressure for oxygen bottle | 20MPa |
Capacity for oxygen bottle | 2.4L |
Oxygen storage | 480L |
Breathing rate | 30L/min |
Exhaling resistance | (0~600)Pa |
Inhaling resistance | ≤600Pa |
Fixed Oxygen-supplying | ≥1.4L/min |
Automatic Oxygen-supplying | ≥80L/min |
Manual Oxygen-supplying | ≥80L/min |
Start pressure for Auto-supplying valve | (10~245)Pa |
Inhaling Carbon dioxide concentration | ≤1% |
Inhaling oxygen concentration | >21% |
Weight, ready for use | 10 kg (incl. mask) |
Dimensions (H x W x D) | 560 x370 x 160 mm |
Product detail pictures:

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We've our have sales staff, style and design staff, technical crew, QC team and package workforce. We've strict excellent control procedures for each system. Also, all of our workers are experienced in printing field for Renewable Design for Non-Woven Face Mask - Hours Self-Contained Closed Circuit Breathing Apparatus – Topsky , The product will supply to all over the world, such as: Slovenia, Karachi, venezuela, Our mission is to deliver consistently superior value to our customers and their clients. This commitment permeates everything we do, driving us to continuously develop and improve our products and the processes to fulfill your needs.

The factory technical staff not only have high level of technology, their English level is also very good, this is a great help to technology communication.
