INR18650-2600mAh-3C
High-consistency NMC cylindrical cell for e-bike, power tool, and energy storage applications.
Product Overview
The INR18650-2600mAh-3C is a high-consistency NMC (Lithium Nickel Manganese Cobalt Oxide) cylindrical cell built for applications that demand reliable moderate discharge. With a nominal capacity of 2600mAh and a 3C continuous discharge rating, it delivers the sweet spot between energy density and power output. This cell passed our multi-point evaluation for cycle life consistency, batch-to-batch uniformity, and thermal stability — earning its place in our curated selection.
Specifications
| Parameter | Value |
|---|---|
| Model | INR18650-2600mAh-3C |
| Form Factor | 18650 Cylindrical |
| Chemistry | NMC (LiNiMnCoO₂) |
| Nominal Capacity | 2600mAh |
| Nominal Voltage | 3.6V / 3.7V |
| Max Continuous Discharge | 3C (7.8A) |
| Cycle Life | ≥500 cycles (80% capacity retention) |
| Internal Resistance | ≤40mΩ (AC, 1kHz) |
| Dimensions | 18.3mm × 65.0mm |
| Weight | ~45g |
| Operating Temperature | Charge 0°C~45°C | Discharge -20°C~60°C |
Key Features
- High batch consistency — tight capacity and IR distribution across production lots
- 3C stable discharge — reliable power delivery without excessive voltage sag
- NMC chemistry — balanced energy density, power, and cycle life
- Wide temperature tolerance — performs reliably from -20°C to 60°C
- Full traceability — every cell traceable to production batch and date
Applications
- E-bike battery packs (36V/48V systems)
- Power tool battery packs
- 48V telecom backup power
- Small-scale energy storage systems
- Medical device battery packs
- Portable power stations
Why We Chose This Cell
The 2600mAh capacity class is the workhorse of the 18650 world — proven in millions of packs worldwide. After evaluating 12 variants in this capacity range, we selected this specific cell for its exceptional batch-to-batch consistency. Capacity variation across 1,000-cell samples was under 15mAh — a level of uniformity that translates directly to pack reliability. For customers building multi-cell series-parallel configurations, this consistency means less balancing, longer pack life, and fewer field failures.
Certifications
- UN38.3
- MSDS
- IEC62133
- CE
- RoHS
- REACH
Downloads
Datasheet and certification documents available upon request. Contact us for downloads →
FAQ
What is the MOQ for this cell?
Standard MOQ starts from 1,000 cells. Lower quantities available for sample evaluation.
Can you provide matched cells (same IR/capacity)?
Yes, we offer IR-matched and capacity-binned cell groups for pack building.
Is this cell suitable for series-parallel configurations?
Yes, with proper BMS management. Recommended max 10S5P for standard configurations.
Request a Quote
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