4S Batteries (14.4V – 14.8V)
ENERpower offers a line of 4S li-ion batteries in the voltage range of 14.4V to 14.8V. These batteries are used frequently as replacement for 12V lead batteries (car batteries).
We can connect 1-4 batteries in a row to increase the capacity.
General Information
- High quality assembly - made in Germany
- Assembled with high quality and UL-certified li-ion batteries
- High quality UL-certified protective circuit (coin PCB) with protection against overcharging and deep discharge
- UL-certified PVC shrinkage tube - can withstand heat of up to 105°C
- Low internal resistence
- Rechargeable - still maintains 80% of the original capacity after 300 charging cycles
- No memory effect - Charge the battery whenever you want
- Eco-friendly and compliant with EU Directive 2002/95/EC (RoHS)

General technical Specifications
- Input voltage (charging voltage): 18.8V
- Output voltage: 12V – 16.8V DC
- IC protection / PCB with protection against overcharging and deep discharge
- Continuous drain current: upon request (when technically feasible)
- Integrated passive balancer
- Output cable: modifiable - DC 5.5 / 2.1 mm by default (charging and discharging cable)
- Possible configurations: 4S1P, 4S2P, 4S3P, 4S4P
Capacities
Configuration | Li-ion-Cell (for example) | Capacity / Energy (Wh) |
4S1P | Panasonic NCR18650B | 3350 mAh / 48.24 |
4S1P | Sanyo NCR18650BL | 3350 mAh / 48.24 |
4S1P | Samsung ICR18650-26F | 2600 mAh / 37.44 |
4S2P | Panasonic NCR18650B | 6700 mAh / 96.48 |
4S2P | Sanyo NCR18650BL | 6700 mAh / 96.48 |
4S2P | Samsung ICR18650-26F | 5200 mAh / 74.88 |
4S3P | Panasonic NCR18650B | 10050 mAh / 144.72 |
4S3P | Sanyo NCR18650BL | 10050 mAh / 144.72 |
4S3P | Samsung ICR18650-26F | 7800 mAh / 112.32 |
4S4P | Panasonic NCR18650B | 14400 mAh / 192.96 |
4S4P | Sanyo NCR18650BL | 14400 mAh / 192.96 |
4S4P | Samsung ICR18650-26F | 10400 mAh / 149.76 |