DF57-2S-1.2C(09) DF57-2S-1.2V DF57-3234SCF DF57-3234SCFA DF57-3234SCFA(77) DF57-3P-1.2V DF57-3P-1.2V(21) DF57-3S-1.2C DF57-3S-1.2C(09) DF57-3S-1.3C