The NB2037 is a 7.2V Lithium Ion Standard Smart Battery from the Inspired Energy N203 series. There are currently three models available, each with a different combination of Ampere-Hour capacity and discharge current / power capability. The list below provides the main specification details, click on a model number to go to the dedicated model page where you can download full technical information, view compatible chargers / accessories and purchase your battery on-line.

NB2037 batteries contain two Lithium Ion 18650 sized cells in a 2-series, 1-parallel format. The embedded electronic fuel gauge features 'impedance tracking' technology which provides highly accurate state of charge prediction. The fuel gauge electronics also provide a protection function, preventing the battery from being over-charged, over-discharged, over-loaded or short circuited. The NB2037 also includes a redundant over-charge protection circuit for additional safety. The NB2037 is fully SMBus (System management Bus) and SBS (Smart Battery System) compliant which means it is simple to integrate the NB2037 into your electronic device design.

NB2037 batteries meet all current transportation testing regulations, are FCC / CE marked and are RoHS2 and REACH compliant.

Product Lineup

• NB2037HD29 - 2.9Ah model with 3.0A / 14.4W discharge capability
• NB2037HD34 - 3.4Ah model with 3.0A / 14.4W discharge capability 
• NB2037QE34 - 3.4Ah model with 3.0A / 14.4W discharge capability and UL/IEC 62133 certfication

The NB2037 can be customised to suit a particular OEM need. Labelling, software, regulatory approval and packaging can all be modified. Please read about customisation here or download our Inspired Energy Brochure