Great Power INR21700/50Q 21700 5000mAh Battery – 3C Fast Charge
The Great Power INR21700/50Q is a 5000mAh 21700 lithium-ion cell built for fast charging and high discharge. Made by Henan Great Power Energy (鹏辉能源), it supports up to 15A continuous charge and 50A continuous discharge, making it suitable for power tools, LEV, vacuum cleaners, and custom battery packs.
Large stock available. Competitive wholesale pricing for bulk orders.
Fast Charge Advantage
Most 21700 cells charge at 5A or 10A. The INR21700/50Q supports 15A (3C) fast charging, which helps reduce charging time in high-usage applications.
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Max continuous charge: 15A (3C)
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Standard charge: 5A CC-CV, 100mA cut-off
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Charge limit voltage: 4.20V
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Fast charge with stable cycle life
High Discharge Performance
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50A continuous discharge at room temperature for cycling
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125A discharge with 80°C temperature cut-off (non-cycling)
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180A pulse discharge for 2 seconds
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Low DCIR: <20mΩ at 25°C; <100mΩ at -20°C
Key Specifications
| Item | Specification |
|---|---|
| Model | INR21700/50Q |
| Brand | Great Power (PengHui Energy) |
| Nominal capacity | 5000mAh |
| Minimum capacity | 4950mAh |
| Nominal voltage | 3.6V |
| Discharge cut-off voltage | 2.50V |
| Max continuous charge | 15A (3C) |
| Max continuous discharge | 50A @ RT for cycling |
| Pulse discharge | 180A, 2s |
| AC impedance | <5mΩ |
| DCIR | <20mΩ (25°C); <100mΩ (-20°C) |
| Weight | <72g |
| Dimensions | 21.70 ± 0.2mm x 70.80 ± 0.3mm |
| Operating temperature | Charge: 0–60°C; Discharge: -40–80°C |
| Cycle life | ≥60% after 300 cycles (5A charge / 50A discharge) |
| Warranty | 1 year from shipment |
Typical Applications
This 21700 5000mAh battery is commonly used in:
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Power tools
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E-bikes and LEVs
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Vacuum cleaners
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Energy storage systems
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Custom 21700 battery packs
Great Power Supply and Wholesale Stock
We supply Great Power 21700 cells to overseas buyers, distributors, and OEM manufacturers. If you need a stable 21700 battery supplier for repeat orders or bulk production, we offer large stock and competitive pricing.
FAQ
What makes the INR21700/50Q different?
It supports 15A fast charging (3C), higher than many standard 21700 cells.
Is it compatible with standard 21700 packs?
Yes. It measures 21.70mm x 70.80mm, the standard 21700 size.
What is the cycle life?
≥60% capacity after 300 cycles at 5A charge / 50A discharge.
Do you ship worldwide?
Yes. We supply overseas buyers and can discuss shipping terms based on your location.
Request a Quote
Send your target quantity, application, and delivery country. We will reply with current price, stock availability, MOQ, and lead time.
🌐 Website: www.becellbattery.com
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