The B2B connector (Header) model on the board is DF12(3.0)-60DP-0.5V(86)(Discontinued), its fully compatible replacement model is DF12NB(3.0)-60DP-0.5V(51).
The B2B mating connector (Receptacle) model is DF12(3.0)-60DS-0.5V(86) (Discontinued), and its fully compatible replacementmodel is DF12NB(3.0)-60DS-0.5V(51).