DF57H-2P-1.2V DF57H-2P-1.2V(21) DF57H-2P-1.2V(21)-C DF57H-2P-1.2V(23) DF57H-2P-1.2V(51) DF57H-2P-2.4V(21) DF57H-2P-2.4V(23) DF57H-2S-1.25C(08) DF57H-2S-1.2C DF57H-2S-1.2C(0.8)