6540 H094 1.12A/PH 6540 R191 112A/PH. 6540R139, OEM/ KUNDENSPEZIFISCH; Art.-Nr.: 6540R304, bipolar 6540R304 "6540R304, REFERENCE IS 6540-13-2-36; 0 6540R318 1.12 A/PH 2 OHM 6600R174 OEM 6600R279 6630R289 820R011 820R018 820R029 8366R001 OEM!! 8660R050 OEM 9103R002 discontinued, no replacement;Mikroschrittmotorendstufe / micro stepping driver