At the heart of the Minitec system is the Powerlock fastening method, which requires no special tools. The use of standard fasteners reduces the cost of the product package considerably, makes assembly very easy and ensures re-usability. All that is required for assembly is a standard Allen key.
Invinity to build 20MWh flow battery in UK
Redux flow cells have had nowhere near the R+D effort compared to Lithium ion. They certainly have the potential (pun not intended) for longer...