P/N: 4505005530 Type: DER 1 LT3-1004MD56 390400007 6101001205 ECO401S4AMD114PD EC 28 ID obsolete SR 7/2-G, Art N: 4505005091;Elektronik-Regler SR 7/2-G Art. Nr.: 4505005121 , type UVR 6/1 - F;Elektronik-Regler ECO 32-3L/4 S/N: 0001106373 - successor ECP323L4BMD311 (ECP32-3L/4B) ECP323L4BMD311 (ECP32-3L/4B) Rear housing LT3, Art. N: 6102204176;Rear housing LT3 SDR 182 obsolete, no replacement;Voltage Regulator ECO 38-2LN/4 old code, ECO382L4AMD114 - new code; ECO382L4AMD114 4505005560