RFT stated this in their half year report and could signal that a new order is likely in the near future -

"The customised 'high-voltage input rectifier' project development is on track to provide prototypes to the customer in mid- 2023. The customer requires production to commence in early 2024. Our research and development team is in the early stages of investigating a customised liquid-cooled rectifier module development, once an agreement with the customer is signed, the project will commence in earnest."