Promarine is privately owned Finnish company dedicated in improving communication system performance in maritime market. We have innovative, high performance communication and antenna products and solutions for internet on board, 3G, 4G, 5G, LTE, WiFi, VHF, TETRA, MF/HF, GNSS and interference protection (combiners, splitters and galvanic isolators). We offer proven solutions, trusted by a wide range of naval authorities and marine professionals worldwide. Get connected!

Promarine Ltd

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proISO™ family of galvanical isolators consists of various radio and frequency specific galvanical isolators. proISO™ series of Galvanic Coaxial Cable Isolators for DC-grounded antennas solves immediately ground leak and interference problems in communication system. proISO™ technology is designed especially for demanding marine and military environments.

proISO series of galvanic isolators

Galvanic antenna isolators and protectors

Antenna products and communication solutions

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proISO series of galvanic isolators

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