Echandia selected to upgrade battery system for long-range E-Ferry E/F Ellen, Sweden November 13, 2025 | Europe News, News Sweden-based battery manufacturer Echandia Group has been awarded a contract by Danish operator Ærøfærgerne to supply a new battery system for the long-range, pure-electric ferry E/F Ellen. The vessel... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password