doepfer a-100mnt version 3 bus board, no power supply price : $60.00
a-100mnt external power adapter (12v ac 500ma) price : $15.00

+/-12v @ 200ma and +5v @ 50ma power supply with integrated bus board with 4 connectors, especially for applications with only one or a few modules (max. 200ma, max. 4 modules), requires an ac/ac adaptor with 7...9v ac output (not dc !!!), available with or without ac/ac adapter (only version for 230v mains voltage available).