Does anyone has a suggestion for an european supplier (like AZ-Delivery was in the past) that sells "building block" modules with just the TPA3116 or TPA3118 amplifier in PBTL mode (and of course the associated small parts)

NOT "full feature" boards with preamp; crossover; bluetooth etc.
https://www.az-delivery.de/products/tpa3118-digital-verstarkerplatine-2-kanal-stereoverstarker-subwoofer-amplifier-50w-5v-12v-24v-fur-lautsprecher-und-audiosysteme-inklusive-ebook
AZ-Delivery | https://www.az-delivery.de/products/tpa3118-digital-verstarkerplatine-2-kanal-stereoverstarker-subwoofer-amplifier-50w-5v-12v-24v-fur-lautsprecher-und-audiosysteme-inklusive-ebook