FEB INR21700 60SB solves critical industrial power challenges:
⚡ 2C Continuous Discharge (12,000mA) – Sustains high-torque tools without voltage sag
🔋 6,000mAh Actual Capacity – 20% more runtime than standard 5000mAh cells
❄️ -20°C to 60°C Operation – Full functionality at arctic temperatures
♻️ 600+ Certified Cycles – Maintains ≥70% capacity after 600 cycles @1C discharge
🛡️ Explosion-Proof Design – Passes nail penetration & 130°C heating tests
Precision Specifications
| Parameter | Value | Industrial Value | |||
| Energy Density | 296Wh/kg | Lightweight power for portable devices | |||
| Internal Resistance | ≤25mΩ | 40% lower heat vs. competitors | |||
| Fast Charging | 0.5C (3000mA) | 2-hour full recharge capability | |||
| Dimensions | Ø21.65±0.2mm × 70.95±0.2mm | ||||
| Weight | ≤75g | Optimized energy-to-weight ratio | |||
Validated Performance
• -20°C discharge: 70% capacity retention at 6A load
• 55℃ storage: 95% recovery after 7 days
• 600-cycle test: 4,200mAh retained capacity (GB/T 18287)
Critical Applications
✅ Industrial Tools: High-torque drills & cordless saws
✅ E-Mobility: Light EV traction batteries
✅ Medical Devices: Portable oxygen concentrators
Limited-Offer Program
✅ MOQ 500 units: discount for 2,000+ orders
✅ Free cell matching service (voltage tolerance ≤20mV)
✅ Contact immediately to obtain the latest quotation for FEB INR21700 60SB
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