Composed of high-quality 18650-3350mAh cells in a 4S6P layout, the battery delivers 21Ah with a 21A continuous BMS and 60A peak discharge—perfect for demanding industrial or backup power systems.
Fully Customizable for OEM Needs
Himax offers branding, labeling, connector types, and protection tuning—perfect for OEMs looking for a turnkey battery solution with consistent performance and safety compliance.
Specifications
14.8V 21Ah Rechargeable Lithium-Ion Battery Pack for Communication Equipment – 18650 Cells with 21A BMS
Nominal Voltage
14.8V
Nominal Capacity
21Ah
Energy
310.8Wh
Charge Voltage
16.8V
Discharge cut-off voltage
11V
Charge Method
CC/CV
Standard Charge Current
4.2A
Max. Charge Current
10.5A
Standard Discharge Current
4.2A
Max. Continues Discharge current
60A
Cycle Life
500 times
Dimension
270x77x52.1mm
Weight
Approx. 240g
Frequently Asked Questions
Lithium ion battery pack answers, if you do not find the answer you are looking for, please contact us.
We’ll get back to you within 24 hours.
1. What is the nominal and full charge voltage of 14.8V 21Ah lithium battery?
Nominal voltage is 14.8V (4S); full charge voltage is 16.8V.
2. What type of BMS is included, and can it handle high current loads?
It includes a 21A continuous/60A peak protection board for stable performance under high loads.
3. Can Himax modify this battery to support Bluetooth or SMBus communication?
Yes, optional smart BMS with communication protocols like SMBus, CAN, or Bluetooth can be integrated on request.
4. What’s the maximum physical dimension and how customizable is the pack?
Size is 270 × 77 × 52.1 mm. Himax can redesign the structure to fit your enclosure or system layout.
5. Is this battery suitable for energy storage or UPS applications?
Yes, this pack is widely used in energy backup, communication base stations, and solar energy systems.
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