OID3070120 20000mAh Zone 2 Explosion-Proof Power Bank with 22.5W Fast Charging and Intrinsically Safe Battery
OID 20000mAh Explosion-Proof Power Bank for Hazardous Environments
The OID3070120 is a high-safety portable power bank designed for Zone 2 hazardous areas where flammable gases, vapors, or dust may be present. It adopts intrinsically safe lithium battery cells that have passed the strict nail penetration test, ensuring no fire or explosion even under extreme conditions. With a large capacity of 20000mAh (74Wh) and support for multiple fast charging protocols, this power bank provides reliable and efficient power for your electronic devices in industrial, petrochemical, mining, and emergency rescue scenarios.
Key Features
- Intrinsically safe battery cells certified by nail penetration test
- Zone 2 explosion-proof compliant for flammable gas and dust environments
- 20000mAh (74Wh) large capacity with long-lasting power supply
- PCB conversion efficiency 85% minimizing energy loss
- Multi-port fast charging support: FCP SCP AFC QC2.0 QC3.0 PD3.0 PPS 22W Apple 2.4A Samsung 5V2A
- Complete protection system: overcharge over-discharge over-current short circuit temperature protection and light load shutdown
- Wide operating temperature: charging 0C to +50C discharging -10C to +80C
- Compact dimensions: 31 x 71 x 119 mm weight 450g
Technical Specifications
| Parameter | Value |
|---|---|
| Model | OID3070120-20000mAh |
| Rated Capacity | 20000mAh (74Wh) |
| Nominal Voltage | 3.85V |
| Charging Limit Voltage | 4.4V +- 0.05V |
| Discharge Cut-off Voltage | 3.0V +- 0.1V |
| Dimensions (T x W x L) | 31 x 71 x 119 mm |
| Weight | 450g |
| Explosion-proof Grade | Zone 2 compliant |
Charging and Discharging Parameters
| Port | Input Voltage | Input Current |
|---|---|---|
| TYPE-C1 | 4.75V-5.25V / 8.55V-9.45V / 11.5-12.5V | 2.75-3.25A / 1.8-2.2A / 1.4-1.67A |
| TYPE-C2 | 4.75V-5.25V / 8.55V-9.45V / 11.5-12.5V | 2.75-3.25A / 1.8-2.2A / 1.4-1.67A |
| Port | Output Voltage | Output Current | Max Output Power |
|---|---|---|---|
| TYPE-C2 | 5V+-0.25V / 9V+-0.5V / 12V+-0.5V | MAX 3.0A / MAX 2.22A / MAX 1.67A | 22.5W |
| TYPE-C3 | 5V+-0.25V / 9V+-0.5V / 12V+-0.5V | MAX 3.0A / MAX 2.22A / MAX 1.67A | 22.5W |
Note: When two ports discharge simultaneously fast charging is disabled and only 5V normal charging is supported to ensure safety.
Safety and Application
This power bank is specially designed for Zone 2 hazardous environments including petroleum and petrochemical plants, natural gas facilities, chemical plants, coal mining, grain processing, woodworking, and firefighting rescue operations. It features multiple safety protections: do not immerse in water, do not expose to fire or high heat, use only approved chargers, do not short-circuit, do not disassemble or modify. Stop using immediately if unusual odor or excessive heat occurs. Keep out of reach of children. For long-term storage maintain charge between 3.8V and 3.9V and store in a cool dry place. Dispose of according to local environmental regulations.
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