| Nominal Voltage | 3.6V |
| Rated Capacity | 2.6Ah (C5) |
| Minimum Capacity | 2.5Ah (C5) |
| Rated Energy | Approx. 9.36Wh |
| Cell Configuration | 18NC-1S1P |
| AC Internal Resistance | ≤80mΩ |
| Packaging | PVC |
| Dimensions | Approx. 68 × Ø18.5mm |
| Weight | 46±5g |
3.6V 2.6Ah custom NCM lithium battery pack with 9.36Wh energy, 1S1P configuration, compact cylindrical PVC packaging, 1,000+ cycle life, and customizable terminals and dimensions.
The 3.6V 2.6Ah custom NCM lithium battery pack is a compact rechargeable power solution designed for portable electronics, lighting equipment, instruments, monitoring devices, and other customized battery-powered applications.
Built with an 18NC-1S1P configuration, this battery pack provides approximately 9.36Wh of energy in a lightweight PVC package. With a length of approximately 68mm, a diameter of approximately 18.5mm, and a weight of about 46g, it is suitable for products with limited installation space and strict weight requirements.
As part of our Custom NCM Lithium Battery Packs range, this battery can be customized according to voltage, capacity, dimensions, terminals, connectors, wiring, protection parameters, and packaging requirements.
3.6V nominal voltage
2.6Ah rated capacity at C5
Approximately 9.36Wh energy capacity
18NC-1S1P configuration
Compact cylindrical design
PVC packaging
Lightweight construction at approximately 46g
Recommended charging current of 0.52A
Maximum charging current of 1.3A
Discharge current of up to 1.3A
Charge retention of at least 90% after 28 days
Cycle life of at least 1,000 cycles with ≥70% capacity retention
Convex positive cap and flat negative terminal surface
This 3.6V 2.6Ah NCM lithium battery pack is suitable for:
Portable lighting equipment
Emergency lighting systems
Portable instruments
Security and monitoring devices
Electronic control devices
Communication equipment
Measuring devices
Compact backup power systems
Customized OEM and ODM products
The final application should be confirmed according to the equipment load, charging system, operating environment, terminal requirements, and installation space.
| Item | Specification |
|---|---|
| Product Name | 3.6V 2.6Ah NCM Lithium Battery Pack |
| Product Category | Custom NCM Lithium Battery Packs |
| Battery Type | Rechargeable NCM lithium-ion battery |
| Nominal Voltage | 3.6V |
| Rated Capacity | 2.6Ah (C5) |
| Minimum Capacity | 2.5Ah (C5) |
| Rated Energy | Approx. 9.36Wh |
| Cell Configuration | 18NC-1S1P |
| AC Internal Resistance | ≤80mΩ |
| Packaging | PVC |
| Dimensions | Approx. 68 × Ø18.5mm |
| Weight | 46±5g |
| Charging Voltage | 4.18-4.20V |
| Recommended Charging Current | 0.52A |
| Maximum Charging Current | 1.3A |
| Charge Cut-off Current | 26-52mA |
| Maximum Discharge Current | ≤1.3A |
| End-of-Discharge Voltage | Approx. 2.8V |
| Positive Terminal | Convex cap |
| Negative Terminal | Negative electrode end surface |
| Charging Temperature | 5°C to 45°C |
| Discharging Temperature | -20°C to 55°C |
| Charge Retention | ≥90% after 28 days |
| Cycle Life | ≥1,000 cycles, with ≥70% capacity retention |
We provide customized NCM lithium battery pack solutions for OEM and ODM projects, including:
Voltage and capacity
Cell configuration
Battery length and diameter
PVC packaging color and structure
Terminal and connector design
Wire and cable options
Protection circuit parameters
Mounting and fixing structure
Labels and product packaging
Please provide your equipment voltage, operating current, required runtime, installation dimensions, charging method, and terminal requirements for a customized battery recommendation.
Use a dedicated lithium-ion battery charger that matches the specified charging voltage and current. Always confirm the positive and negative polarity before connection.
For system integration:
Overcharge protection voltage should be no higher than 4.20V
Over-discharge protection voltage should be no lower than 2.75V
Charging protection temperature should be set no higher than 55°C
Discharging protection temperature should be set no higher than 60°C
Do not reverse-connect, short-circuit, overcharge, over-discharge, or overload the battery
Do not charge below 5°C or above 45°C
Keep the battery away from fire, water, heaters, and corrosive materials
Do not disassemble the battery without professional authorization
This product is a lithium battery dangerous good. Installation, maintenance, and system integration should be performed by trained professionals.
Looking for a compact 3.6V 2.6Ah NCM lithium battery pack? Contact us with your required voltage, capacity, dimensions, discharge current, runtime, terminal type, and application environment.
We provide reliable custom NCM lithium battery packs for lighting, portable electronics, instruments, industrial equipment, and specialized OEM applications.
