WONDOM AA-JA11113 Extension Board batteries SURE JAB 2 Amplifier 15 / 24V DC

SURE AA-JA11113 Extension Board batteries JAB2 16V24 DC

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Reference : 11272
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7,42 €tax excl.

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Shipping date: 18-01-2022.

Orders placed before 11AM (GMT+1) will generally be shipped the same day (working day).

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Accessories for this product

Find here a selection of useful and/or essential accessories for this product. These are specially selected by the Audiophonics team according to the characteristics of the product.

More info

This extension for 3 optional 18650 rechargeable batteries provides power to Class B Bluetooth Sure Electronics amplifiers from the BAPS range.

Specially designed for the Sure JAB2 amplifier modules, this is the perfect extension to power these amplifiers on terminals, boats (yachting), camping, in nomadic use or power supply is lacking.

This extension will also be considered for DIY design of portable, portable nomadic Bluetooth speakers.

This battery charger system can be plugged into solar panels for a totally self-contained charging solution.

This module has a load protection against over and under voltage.

It is also possible to parallelize several modules.

For use with Sure JAB 2 modules, it is important to connect the Sure JAB 2 to a conventional power source to initiate the overload protection mode. The battery module can then be safely connected.

This module must be used only with JAB2 because there is no charge current limitation included


  • Battery Charger Extender for Sure JAB2 & JAB1. JAB3 are not supported, please use BCPB4 module instead.
  • DC voltage capacity from 15 to 24 V
  • Requires power from 15 to 24 VDC
  • Possibility of connection solar panels: (16.5V to 21.5V, panels type 20-100WAL)
  • Contains a 20 cm cable for direct connection to J modulesAB 2


  • 29x68x91mm
  • Weight: 90g

 battery system charge for JAB2  :

The 1.2.3 connectors of the battery board are 4-pin connectors for connecting the battery board to the Amplifier board. This also means that the battery card can charge 3 amplifiers at the same time.

Connector 4 on the JAB2 is a 4-pin connector for connection to the battery card.
5 is the power connector for JAB2 (Board B).
You can charge the battery card only with JAB2 connector 5 power supply. When the battery panel is low, power supply 5 can be supplied to JAB2 and the battery panel.

Data sheet
Output voltage (V)15.0
Output voltage (V)24.0
Output current (A)NC
Input voltage (V)24.0
Input voltage (V)15.0
Amplifier chipN/A
Power (W)N/A
Power SupplyBattery
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Average votes
5.0 / 5
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Excellent chargeur pour s’affranchir de l’alimentation secteur
Très bon rapport qualité/prix , très facile à connecter à l’ampli JAB 2. J‘ai testé l’autonomie pendant 4 heures et aucun problème. A recommander pour rendre un boombox complètement autonome.
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