3.6V, 13.6Ah, 49Wh

ND2053 Specification Summary

Part numbers:


chemistry / cell array:

4 Li-Ion 18650 cells / 1S4P array

capacity / energy:

13.6Ah / 49Wh


Vmax = 4.2V Vnom = 3.6V Vcutoff = 2.7V

eq. li content:


max continuous discharge


max cont discharge to cutoff voltage



Fully SMBus rev 1.1 Compliant

data system:

Fully SBDS rev 1.1 Compliant


"CH" range desktop charger or other SMBus Level 3 compliant charger (LT 4100 recommended).

physical dimensions:

HEIGHT: 0.91" / 23.02mm
LENGTH: 3.4" / 86.4mm
WIDTH: 3.1" / 78.7mm
WEIGHT: 234g / 8.3oz

mating connector:

rec. battery cavity:

23.5mm x 60mm cross section.
The battery should be centered within this cavity.


ND2053 Description

The ND2053 is designed and built in the USA by Inspired Energy Inc. You can buy any quantity from a single battery up to many thousands, all direct & built-to-order from Inspired Energy.

The ND2053 smart Li ion battery can be customized to meet your needs. Maybe a label change to your corporate livery? Or a firmware modification to modify the smart battery data to suit your needs? Or perhaps you need the battery performance changing. Creating custom-hybrids of standard batteries is a part of Inspired Energy's established expertise.

Inspired Energy manufacturers all products to order. We sell direct to clients globally in quantities from 1 to  >50,000. We accept Credit cards for small orders & samples.

If you are interested in purchasing a standard battery pack, or receiving a quotation please contact us at:
US Toll Free: 1-888-5-INSPIRE (1-888-546-7747) or USA 352 472 4855
or use the current email address shown on our contacts page.