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26650 3.7V 5000mAh Li-ion Cylindrical Battery Cell

26650 3.7V 5000mAh Li-ion Cylindrical Cell
High-Capacity Power Solution | Long Cycle Life | Versatile Applications

Brand:
Misen
Model:
26650
Cell Grade:
Grade A
Nominal Capacity:
5000mah OEM/ODM
Nominal Voltage:
3.7V
Size(mm):
26*65mm
Cycle Life:
≥80% capacity after 500 times

Quantity:
Availability:





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Technical Parameters

Product Description

Key Features

Application

Factory

Technical Parameters

Model Number	26650
Battery Size	26*65mm
Anode Material	NCM
Nominal Capacity	5000mah
Nominal Voltage	3.65V
Max Continuous Charge	CCCV,5000mA(1C),4.1±0.05V,100mA cut-off
Max.Continuous Discharge	DC,15000mA(3C),2.50V cut-off
Discharge(charge) voltage Range	4.20-2.50V
Cell Weight	86.0±2.0g
Cycle life	1000cycs

Description

✅ Performance vs. Alternatives

Parameter	26650 5000mAh	18650 3500mAh	26650 4500mah
Capacity	5000mAh	3500mAh	4500mAh
Cycle Life	800+	500	700
Energy Density	240Wh/kg	220Wh/kg	230Wh/kg
Max Discharge	10A (2C)	10A (3C)	9A (2C)
Form Factor	26650	18650	26650

✅ Economic Benefits

30% Higher Capacity than standard 26650 cells → fewer cells needed for pack design.
Lower Lifetime Cost: Reduced replacement frequency due to extended cycle life.

✅ Design Flexibility

Standard 26650 Size (26mm × 65mm): Compatible with existing battery holders and fixtures.
Terminal Options: Flat top, button top, or pre-welded tabs for easy integration.

21700 18650集合图

Key Features

1. High Energy Density

3.7V Nominal Voltage | 5000mAh Capacity (18.5Wh) – One of the highest capacities in the 26650 form factor.
High Energy Efficiency: >90% energy retention even at 1C discharge.
Flat Discharge Curve: Maintains >3.6V for 80% of discharge, ensuring stable power delivery.

2. Long Cycle Life & Reliability

800+ Cycles (to 80% capacity @ 0.5C/1C, 25°C) – 2× longer lifespan than standard Li-ion cells.
Low Self-Discharge Rate: <3% per month (ideal for standby applications).

3. Robust Safety Features

Integrated Protection: PTC (Pressure-Temperature Control) and CID (Current Interrupt Device) for overcurrent/overcharge protection.
Certified Safety: Complies with UL 1642, IEC 62133, UN38.3 (passes short-circuit, crush, and thermal tests).
Stable Chemistry: Lithium Nickel Manganese Cobalt Oxide (NMC) or Lithium Iron Phosphate (LFP) variants available.

4. Wide Operating Range

-20°C to 60°C Performance: Reliable operation in diverse environments (heating support recommended below 0°C).
Fast Charging: 0–80% in 1 hour (1C charging).

Application

High-Performance Flashlights & Lighting

Tactical/Outdoor Lights: 5,000mAh supports 10+ hours of runtime at 1A discharge.
Stable Output: Minimal voltage sag under high loads.

Electric Bikes & Scooters

36V/10Ah Pack (10S2P): 360Wh for 40–50km range (350W motor).
Fast Charging: 1-hour recharge for commercial fleets.

Portable Power Stations

12V/20Ah Pack (3S4P): 240Wh for camping, outdoor events, or emergency backup.
Low Self-Discharge: Holds charge for months without drainage.

⚡ Industrial Equipment

UPS Systems: Reliable backup for routers, sensors, and medical devices.
Power Tools: Supports 10A continuous discharge for drills and saws.

LFP-38120

Factory

Dongguan Misen Power Technology Co., Ltd. possesses advanced equipment, scientific management techniques, and excellent quality control. We focus on 18650, 21700, 32650, polymer, large single-cell power batteries, energy storage batteries, outdoor power supplies, emergency power supplies, lithium battery packs, and more.And the recycling and preparation of new energy vehicle battery modules, and provide OEM&ODM service.

These products are widely used in electric surfboards, electric bicycles, home energy storage, RV energy, marine energy, UPS systems, tower stations, and solar energy storage systems.

We specialize in this field for many years with advanced equipment,scientific management techniques,and excellent quality control which earn us customers all over the world.

Our factory has been evaluated, certified, and inspected by SGS Group. We aim to be a reliable battery supplier for long-term business relationships. All our batteries have passed international certifications, including UL, CE, ROHS, CB, UN38.3, MSDS, IEC, ISO9001 and others.

Certificate