| Application: | Professional Equipment |
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| Using Field: | Air |
| Suitable for: | Adult |
| Samples: |
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| Customization: |
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| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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| Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
Audited Supplier | Type | HYZ-2 | HYZ-4 |
| Duration | 120 min | 240 min |
| Working pressure for oxygen bottle | 20 MPa | 20 MPa |
| Capacity for oxygen bottle | 1.4L | 2.4L |
| Oxygen storage | 280L | 480L |
| Dimensions | 518*370×160mm | 560*370*160mm |
| Weight | 11 Kg | 12Kg |
| Breathing rate | 30L/min | |
| Exhaling resistance | (0~600)Pa | |
| Inhaling resistance | ≤700Pa | |
| Fixed Oxygen-supplying | ≥(1.4~1.7)L/min | |
| Manual or automatic oxygen-supplying | ≥80L/min | |
| Start pressure for Auto-supplying valve | (10~245)Pa | |
| Inhaling Carbon dioxide concentration | ≤1% | |
| Inhaling oxygen concentration | >21% | |
| Warning pressure for alarm | (4~6)MPa | |
| Warning time for alarm | (30~60)s | |
| Sound level | ≥80dB | |
| Item | Specification | ||
| Type | HYZ-2 | HYZ-4 | HYZ-4B |
| Duration | 120 min | 240 min | 240min |
| Working pressure for oxygen bottle | 20 MPa | 20 MPa | 20 MPa |
| Capacity for oxygen bottle | 1.4L | 2.4L | 3.0L |
| Oxygen storage | 280L | 480L | 600L |
| Dimensions | 518×370×160mm | 560×370×160mm | 580x430x190 mm |
| Weight | 11 Kg | 12Kg | |
| Breathing rate | 30L/min | ||
| Exhaling resistance | (0~600)Pa | 0-600Pa | |
| Inhaling resistance | ≤700Pa | ≤600Pa | |
| Fixed Oxygen-supplying | ≥(1.4~1.7)L/min | 1.6±0.2L/min | |
| Manual or automatic oxygen-supplying | ≥80L/min | 100L/min | |
| Start pressure for Auto-supplying valve | (10~245)Pa | 10-245Pa | |
| Inhaling Carbon dioxide concentration | ≤1% | <1% | |
| Inhaling oxygen concentration | >21% | >21% | |
| Warning pressure for alarm | (4~6)MPa | 4~6MPa | |
| Warning time for alarm | (30~60)s | 30~60S | |
| Sound level | ≥80dB | 90b | |
Suppliers with verified business licenses
Audited Supplier 
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