Reliance RS50 21700 5000mAh 70A Tabless Battery
【RELIANCE】 Reliance RS50 21700 5000mAh 70A Tabless Battery | Learn More About This Item 21700 Batteries。
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1-Year + 180-Day Warranty
1-Year + 180-Day Warranty
So that you can buy with confidence, we provide a comprehensive warranty on every product.
- Warranty Period: This product comes with a 12-month standard warranty.
- Extended Warranty: Buy from our official website and you can register directly for the extended warranty, adding a further 180 days of coverage.
For more details, see the [Warranty Policy].
After your purchase, be sure to complete [Product Registration] to activate your warranty.
Free shipping
Free shipping
- Free Shipping:
All orders ship free of charge and usually arrive within 7 days. - 30-Day Return Guarantee:
If you are not satisfied, you may return or exchange the item within 30 days of delivery. - Shipping Protection (recommended):
For extra peace of mind, we recommend adding Seel Shipping Protection at checkout. With this coverage you can file a claim directly for shipping delays, loss or damage, and receive faster handling and stronger protection.
Please note that if shipping protection is not added, compensation is handled according to the carrier's rules and the applicable conditions. We are always happy to help with logistics inquiries, but the scope of compensation follows the carrier's policy.
For full details, please see the [Shipping Policy] and [Return Policy] pages.
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Features
Features
Specifications
Specifications
| Product Specifications | Value |
|---|---|
| Reliance RS50 21700 5000mAh 70A Tabless Battery | |
| Model Number | 10321156997430 |
| Age Range | 5+ |
| Shipping | Free shipping |
| Delivery Time | 1–5 days |
Reviews (246)
Reviews (246)
Payment & Security
Payment methods
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Key Features
- Extended Runtime: 5000mAh capacity supports longer operating cycles between charges.
- Exceptional Power Delivery: Up to 70A continuous discharge for high-demand applications.
- Stable INR Chemistry: Optimized for consistent output, safety, and thermal performance.
- Industrial-Grade Construction: Steel shell with integrated pressure relief protection.
- System Integration Ready: Ideal for professional battery packs and power systems.
Overview
The Reliance RS50 is engineered to meet the needs of high-power applications requiring both capacity and reliability. Offering a robust 5000mAh nominal capacity and a 70A maximum continuous discharge rating, this 21700 lithium-ion battery delivers consistent performance under demanding conditions. Its rugged construction and optimized chemistry make it a dependable choice for professional and industrial power solutions.
Applications / Uses
- Electric mobility platforms
- Power tools and industrial machinery
- High-output battery pack systems
- Commercial and industrial electronics
- Energy storage and power delivery solutions
Specifications
| Manufacturer | Reliance |
| Model | RS50 |
| Battery Size | 21700 |
| Positive Terminal | Flat Top |
| Nominal Capacity | 5000mAh |
| Minimum Capacity | 4850mAh |
| Max Continuous Discharge | 70A |
| Pulse Discharge (5s) | 140A |
| Nominal Voltage | 3.6V |
| Maximum Voltage | 4.2V |
| Discharge Cut-off Voltage | 2.5V |
| Protection | No (Unprotected) |
| Standard Charge Current | 2500mA |
| Fast Charge Current | 5000mA |
| Cycle Life | ≥80% capacity after 500 cycles |
| Operating Temperature | -30°C to 75°C (Discharge) / 0°C to 60°C (Charge) |
| Rechargeable | Yes |
| Approx. Dimensions | 21.0mm x 70.2mm |
| Approx. Weight | 66g |