An 18650 battery is a rechargeable lithium-ion battery recognized for its high energy density. These batteries have a nominal voltage of 3.6V and a capacity range between 1800mAh to 3600mAh. Their name, “18650,” is derived from their dimensions, approximately 18mm in diameter and 65mm in length.
Charging time for 18650 batteries varies based on several factors including brand, capacity, and charger specifications. Typically, a 2600mAh battery takes around four hours to charge, while a 3500mAh battery might take five to six hours. Using a compatible charger designed for lithium-ion batteries is crucial to avoid damage and ensure efficient charging.
The lifespan of an 18650 battery depends on factors such as age, capacity, and the number of charge cycles. Proper storage and charging practices can help extend the battery’s life. Avoiding complete discharges and using appropriate chargers are key practices to maintain battery health. For a more detailed understanding of lifespan and best practices, refer to comprehensive guides on battery care.
Samsung 20S
The Samsung 20S is a powerful 30-amp battery with a capacity of 2000 mAh. It is specifically designed for use in regulated mods and can safely handle wattage levels between 70 and 80 watts. If you have a single battery mod and a sub ohm tank that requires high power, this battery is perfect for you.
- Model: INR18650-20S
- Size: 18650
- Style: Flat Top
- Nominal Capacity: 2000mAh
- Continuous Discharge Rating: 30A
- Nominal Voltage: 3.6V
- Protected: No
- Rechargeable: Yes
Molicel P28A
The Molicel P28A 18650 2800mAh 35A Battery is a high-quality lithium ion battery with a nominal capacity of 2800mAh and a maximum discharge rating of 35A, ensuring excellent performance and reliability.
Manufacturer: Molicel
Model: P28A
Positive Terminal: Flat Top
Nominal Capacity: 2800mAh
Continuous Discharge Rating (max): 35A
Nominal Voltage: 3.6V
Maximum Voltage: 4.2V
Discharge cut-off Voltage: 2.5V
Protected: No
Rechargeable: Yes
Approx. Weight: 45.18g
Associated Names: INR-18650-P28A
Epoch Batteries 3000P
The Epoch Batteries 3000P 18650 Battery is the top choice for vapers with its 3000mAh capacity and 15A CDR. This battery offers a high capacity of 3000mAh while being able to handle the high drain demand of vape devices. Double wrapped for added protection, this battery ensures safety and reliability for all your vaping needs.
Manufacturer: Epoch Batteries
Model: 18650-3000P
Positive Terminal: Flat Top
Nominal Capacity: 3000mAh
Continuous Discharge Rating (max): 15A
Nominal Voltage: 3.6V
Maximum Voltage: 4.2V
Discharge cut-off Voltage: 2.5V
Protected: No
Rechargeable: Yes
Approx. Dimensions: 18.25mm x 65.05mm
Approx. Weight: 46.07g
Samsung 25R
The Samsung 25R 18650 Battery is a trusted power source built for high-performance vaping and electronic devices. Boasting a 2500mAh capacity and a 20A continuous discharge rate, it delivers reliable, long-lasting energy for high-drain applications. Its lithium-ion chemistry ensures thermal stability and safety, while the rechargeable design offers hundreds of charge cycles with minimal degradation. Designed in the standard 18650 form factor, it fits most mods, flashlights, and portable electronics. Whether you’re looking for endurance or consistent output, the Samsung 25R combines power and reliability in one compact, efficient battery—perfect for users who demand more from their gear.
Samsung 25R 18650 Battery Specifications
Brand: Samsung
Model: 25R
Battery Type: 18650 (Lithium-Ion)
Capacity: 2500mAh
Nominal Voltage: 3.7V
Full Charge Voltage: 4.2V
Discharge Cutoff Voltage: 2.5V
Continuous Discharge Rate (CDR): 20A
Rechargeable: Yes
Protected: No (Unprotected cell – use with proper safety precautions)
Cycle Life: Approximately 250–300 charge cycles
Diameter: 18.3mm
Length: 65.0mm
Weight: ~43g
Samsung 30Q
The Samsung 30Q is a high-performing battery comparable to the Sony VTC6, offering a long running time ideal for MTL setups. Recognizable by their pink wrapper, a pair of 30Qs can keep your vape device powered up for extended periods without the need for frequent recharging.
Model: INR18650-30Q (30Q)
Size: 18650
Style: Flat Top
Nominal Capacity: 3000mAh
Discharge Current: 15A Maximum Continuous
Nominal Voltage: 3.6V
Maximum Voltage: 4.2V
Cutoff Voltage: 2.5V
Approximate Dimensions: 18.33mm x 64.85mm
Approximate Weight: 48g
Molicel P30B
The INR-18650-P30B is a top-of-the-line ultra-high power cell that offers the best power-to-energy ratio in the 18650 format. With a capacity of 3.0Ah, it can handle 100W discharge and supports 3C fast charging. This cell stands out with its improved fast charging rate, now at 3C, allowing for both high-speed charging and high-power output. Even after 500 cycles of 100W discharge, this cell can retain an impressive 75% of its initial run time, ensuring long-lasting performance.
Manufacturer: Molicel
Model: P30B
Positive Terminal: Flat Top
Nominal Capacity: 3000mAh
Continuous Discharge Rating (max): 30A
Nominal Voltage: 3.6V
Maximum Voltage: 4.2V
Discharge cut-off Voltage: 2.5V
Protected: No
Rechargeable: Yes
Approx. Dimensions: 18.60mm x 65.2mm
Approx. Weight: 47g
Associated Names: INR-18650-P30B
Sony VTC6
The Sony/MuRata VTC6 cell is a remarkable powerhouse with exceptional versatility and features. It boasts maximum balance in terms of overall performance, offering high capacity and impressive discharge/drain capabilities. This cell is a true gem for various applications.
Manufacturer: Murata
Model: US18650VTC6
Size: 18650
Capacity: 3000mAh
Maximum Discharge: 20A
Nominal Voltage: 3.6V
Maximum Voltage: 4.2V
Top: Flat-Top
Protection: None
