Oticon is a bit behind on the BTE power level devices. Xceed is OLD. Oticon released the Xceed platform in August 2019.
There are a few new power BTEs out there like the recent lumity naida devices @kevels55 is loving, but it does seem like an issue.
And I don’t have a dog in the fight - I use rechargeables and like them, but I think you should be able to get what you need.
WH