SubCtech GmbH

SubCtech GmbH is a manufacturer of advanced ocean and subsea technologies, specializing in high-efficiency Li-Ion battery systems (PowerPacks) and autonomous ocean monitoring systems for industrial, scientific, and offshore oil & gas applications. With over 30 years of experience and 75+ employees, the company develops and supplies high-reliability Li-Ion batteries for subsea, ROV, and AUV applications, and energy storage systems qualified to API17F, MIL-STD, UN T38.3, and DNV-GL standards. SubCtech's Ocean Monitoring division produces durable and flexible AUMS like the OceanPack and FerryBox series for pCO2 and other environmental parameter monitoring, including the Meteo Top-Box for Sea-Air Exchange flux measurements. Certified by ISO 9001:2015 and manufacturing to ISO 13628-6 and API17f, SubCtech delivers high-tech, Made in Germany products and services such as consulting, project management, and comprehensive after-sales support. They offer customized solutions and maintain an internal R&D department to ensure state-of-the-art product development for clients in aquaculture, climate science, and environmental monitoring.