Heatsink KK-R111-0,5 for the monophase solid-state relay 0,5К/Вт, on Din-рейку SSTGHR1109407P0001 ("AВВ")
It is intended for monophase solid-state relays (see poses. On п/л А7834—А7844).
Way of fastening: on DIN-рейку.
The manufacturer: "АВВ". Number under the price-list: А7852.