This Module is currently available.
4 HP 3 channel 13 output buffered mult
Repeater by Nocturnis Audio is a high quality buffered mult with three channels and a total of 13 outputs, (5+5+3), in a compact 4 HP format.
https://nocturnisaudio.com/products/repeater
Included in 6 Racks, 3 are public: