SubCtech – Your brand for subsea power and monitoring

SubCtech has more than 25 years of experience in scientific and industry-based marine technology.

We focus on the production of subsea power solutions – such as Li-Ion batteries for subsea units or AUV/ROV, analyzers and sensors for e.g. pCO2, methane, Oil-in-water and others – to monitor environmental and condition issues.

Our products have unique technologies and are easy to maintain. They are built for being used offshore and in ocean’s roughest conditions what makes them perfect for industrial purpose and research.

2nd Oil,Gas & Sub Sea battery conference, Norway – August 22-24th, 2017

SubCtech GmbH – manufacturer of Li-Ion Subsea Batteries, sensors and data loggers for the subsea and offshore market. The safe and reliable Li-Ion Batteries with ultimate capacity have proven themselves reliable for Offshore Oil+Gas and as batteries for equipment carriers e.g. AUVs. We guarantees highest availability, simple operation and diagnosis, even during on-board operation under […]

OTC 2017 – Offshore Technology Conference, 1-4 May 2017, Houston, USA

SubCtech develops highly reliable, efficient and safe Li-Ion battery systems for the subsea market. As an overview we present the latest Li-Ion subsea battery system. We are happy to meet you on booth 3625-3, Hall B shared with WITTENSTEIN motion control and its unique subsea actuator SSEAC®. More infos: Wittenstein:

Ocean Business 2017, Southampton UK, 4-6. April 2017

Ocean Business is a hands-on technology exhibition as it provides visitors with the chance to see systems first hand. You are invited to visit us at booth Q2. Ship underway pCO2 measurement systems on board FS POLARSTERN Underwater Li-Ion Batteries and Condition Monitoring, AUV batteries More infos: For more details of the SubCtech product […]