PCBA Type DST-0
CASE C DCconnector
CUI DevicesPD-40S
https://www.mouser.jp/ProductDetail/CUI-Devices/PD-40S?qs=WyjlAZoYn53g26aSGw2tEA%3D%3D
12V internel connector
B2P-VH(LF)(SN)
https://www.mouser.jp/ProductDetail/JST-Commercial/B2P-VHLFSN?qs=QpmGXVUTftEIUcnoKC896A%3D%3D