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aquawatt lithium batteries are equipped with advanced lithium yttrium phosphate cells. Those are absolutely safe to operate and well established and proven. The weight is only 30% of conventional lead acid batteries with a much higher performance of 2.000– to 5.000 cycles.

We offer lithium ion batteries with a unique battery management system, communicating to our system chargers and displays. All aquawatt lithium batteries are suitable for quick Charge.


50 V Power System for 12 – 13 kW aquawatt outboards, based on 16 pcs. LiFePO4 cells. Constant discharge current 300 A, communicating to the outboard controller. Digital display build in the battery housing, or for external use. The battery management systems shows all necessary information: overall battery voltage, low and high cell voltage, charge and discharge current, charged and discharged ampere hours and cell temperature (optional).

All these boxes are deliverable as build in box or mobile box.

li batt catalogue


We also deliver battery systems for electric cars with LiFePO4 cells from Peugeot, Citroen and Renault and also tailor mades as customers requirements.


Battery custom made to match the installation situation to customer requirements!

LiIon Batteries

aquawatt battery management System

aquawatt battery management system

aquawatt Mechatronik und Yachtbau
Dieter Seebacher
Wasserstraße 1
A-9062 Moosburg, Austria
Icon FAX+43 4272 82 257