Molicel 3000mAh 3.6V INR18650-P30B Li-Ion Battery
£5.99
- High Capacity & Power Output: Offers a typical capacity of 3000mAh and supports continuous discharge rates up to 30A, making it suitable for high-drain devices like power tools and electric vehicles.
- Fast Charging Capability: Supports charging currents up to 9A with a standard charge time of 1.5 hours, facilitating quick recharge cycles.
- Robust Design: Features a cylindrical steel casing with dimensions of approximately 18.6mm in diameter and 65.2mm in length, and weighs around 47g, ensuring durability and compatibility with various devices.
- Wide Operating Temperature Range: Operates efficiently in temperatures ranging from -40°C to 60°C during discharge, making it reliable in diverse environmental conditions.
In stock
- Delivery & Return
Delivery
We aim to dispatch all orders within 1-2 business days. Please allow additional time for custom orders. During peak periods, dispatch times may vary.
Delivery charges depend on the items ordered.
Orders containing Lithium: £6 Courier Shipping Orders exceeding £75: £6 Courier Shipping Orders exceeding £120: Free Courier Shipping Other: £4 Royal Mail First Class Please note, that postage costs outside of mainland UK will vary.
For more information see our Help Centre
Returns
Please, contact us to open a return. Please ensure all returns are sent to us with a completed returns form. We aim to resolve all cases within 2 working days.
For more information see our Help Centre
Molicel 3000mAh 3.6V INR18650-P30B Li-Ion Battery.
The Molicel INR18650-P30B is a high-performance 18650 Li-Ion rechargeable battery, offering a robust 3000mAh capacity and a nominal voltage of 3.6V. Designed for demanding applications, this cell delivers consistent power output and excellent thermal stability, making it ideal for high-drain applications and custom battery packs. The P30B ensures reliable performance under sustained load, while maintaining low internal resistance and high cycle life.
Engineered by Molicel—one of the industry’s most trusted names in lithium-ion technology—the INR18650-P30B combines safety with top-tier energy density. It features built-in safety mechanisms, including pressure relief and a durable cell construction to prevent thermal runaway. Whether you’re a hobbyist, technician, or product developer, this battery is a smart choice for applications where quality, reliability, and longevity matter most.
All Molicell cells sourced direct from the factory in Taiwan.
INR18650P30B_1.1_Product Data Sheet of INR-18650-P30B(80111)
Safety Warning: The Molicel INR18650-P30B is a high-performance lithium-ion cell intended for use by experienced users. Do not use this cell outside of its specified limits. DO NOT use this battery in e-cigarettes, vapes, or similar devices. Mishandling—such as overcharging, short-circuiting, puncturing, or exposure to high temperatures—can result in fire, explosion, or serious injury. Always use with a compatible, protected battery holder and never solder directly to the cell. Keep out of reach of children and store in a fireproof container when not in use.
Specifications
| SKU | 3657 |
|---|---|
| Barcode | 6097322818806 |
| Chemistry | Lithium Ion (Li-Ion) |
| Cell Size | 18650 |
| Capacity (mAh) | 3000 (2900 minimum) |
| Nominal Voltage | 3.6V |
| Peak Voltage | 4.2V |
| Charge Current | 9A (2C) |
| Discharge Current | 36A (12C) |
| Energy Density | 234Wh/kg |
| Watt Hours | 10.8Wh |
| Brand | Molicel |
| Length | 65.2mm (max) |
| Width | 18.6mm (max) |
| Depth | 18.6mm (max) |
| Weight (g) | 47g (max) |
| DATASHEET | DOWNLOAD |
- Sealed Lead Acid
- Bespoke Products
- Assembly
- RC Accessories
- RC Battery Chargers
- Consumer Electronics
- RC Electronic Speed Controllers
- Li-Ion Batteries
- LiPo Batteries
- RC Motors
- NiMH Batteries
Related Products
- 2200mAh capacity delivers reliable, long-lasting power for various applications.
- Popular 18650 size compact, versatile, and widely compatible for devices.
- Trusted quality ensures performance and dependable durability.
- Bespoke packs available custom-built to specifications at our UK facility.
In stock
- 1000mAh capacity: Provides reliable and long-lasting power for devices.
- LiFePO4 chemistry: Safer, stable and less prone to overheating.
- Compact size: 18500 sized (50 x 18mm) fits tight spaces with ease.
- Bespoke packs available: Custom solutions built to your unique specifications.
In stock
- 5200mAh & 3.7V power delivers long-lasting energy for RC use.
- Reliable performance and extended cycle life.
- PCB protection prevents overcharging, over-discharging and short circuits.
- 1S2P parallel design doubles capacity while maintaining 3.7V output.
Only 5 left in stock
- 2000mAh capacity provides long-lasting power for various applications.
- Popular 18650 size ensures compatibility with a wide range of devices.
- Li-Ion chemistry offers high energy density and efficient performance.
- Bespoke packs available tailored to unique requirements at our UK facility.
Only 4 left in stock
Our LSD cells are pip-less, making them slightly shorter in length compared to standard AA cells.
In stock
In stock
In stock
In stock
- 3500mAh capacity delivers extended runtime for energy-demanding applications.
- Popular 18650 size compact 65 x 18mm fits various devices.
- Trusted quality, safety, and reliable performance.
- Bespoke packs available custom-built to specifications at our UK facility.
In stock
- 4500mAh capacity provides extended runtime for energy-demanding applications.
- 21700 size offers higher energy density than smaller cell formats.
- Li-Ion chemistry ensures efficient power delivery and long cycle life.
- Bespoke packs available custom-built to specifications at our UK facility.
Out of stock
- 2600mAh & 14.8V power delivers reliable energy for RC applications.
- Long-lasting performance and trusted quality.
- PCB protection prevents overcharging, over-discharging and short circuits.
- 18650 cells provide high energy density with stable output.
In stock
- 2600mAh & 3.7V power delivers reliable energy for FPV and RC.
- Long-lasting performance and dependable efficiency.
- PCB protection prevents overcharging, over-discharging, and short circuits.
- XT60 and barrel plug provide easy connection and charging options.
In stock

Image
Image
Image
Image
