Battery energy storage system (BESS) integrator Fluence had a mixed third financial quarter, with a revenue fall and a narrowing down of its full-year guidance, but a record quarterly intake and increased profit margins.

Eos Energy Enterprises has a total order backlog for its zinc battery-based energy storage of 389MWh, worth nearly US$100 million, but expects to only be able to recognise US$5 million in revenues for 2021.