DF2866AJ DF2866BJ DF2866DJ DF28N-150DP-0.4H DF28N-150DP-0.4H(51) DF28N-150DS-0.4V DF28N-150DS-0.4V(51) DF28S DF29(2.0)-24DP-0.5V(51) DF29(2.5)-20DP