DF1B-12DS-2.5RC DF1B-12DS-25RC DF1B-12EP-2.5RC DF1B-12EP-25RC DF1B-12ES-2.5RC DF1B-12ES-25RC DF1B-12P-2.5DS DF1B-12P-2.5DS(01) DF1B-12P-2.5DSA DF1B-12P-2.5DSA(01