{"product_id":"fanuc-a20b-8200-045-servo-motor-encoder","title":"FANUC A20B-8200-045 Servo Motor Encoder Pulse Coder","description":"\u003cp style=\"margin: 0 0 14px;\"\u003e\u003cstrong\u003eFANUC A20B-8200-045\u003c\/strong\u003e is a motor-mounted \u003cstrong\u003eservo encoder and pulse-coder assembly\u003c\/strong\u003e that provides position and speed feedback in compatible FANUC AC servo systems. It is an internal motor feedback component, not a CNC main control board.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 14px;\"\u003eUse the complete identifier \u003cstrong\u003eA20B-8200-045\u003c\/strong\u003e for replacement. \u003cstrong\u003eA20B8200045\u003c\/strong\u003e is included only as an auxiliary search reference. Confirm the resolution and feedback format from the original motor and encoder configuration.\u003c\/p\u003e\n\u003ch4 style=\"margin: 32px 0 14px;\"\u003eA20B-8200-045 Product Information\u003c\/h4\u003e\n\u003ctable cellpadding=\"10\" style=\"width: 100%; border-collapse: collapse; margin: 0 0 18px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f7f8fa;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFANUC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel \/ MPN\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eA20B-8200-045\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f8fa;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eServo motor encoder \/ pulse-coder assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMotor-mounted internal feedback component\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f8fa;\"\u003e\n\u003ctd\u003e\u003cstrong\u003ePrimary Function\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMotor position and rotational-speed feedback\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSelected FANUC AC servo motors and robot axes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f8fa;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibility Check\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePart number, motor, connector and mounting interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew, refurbished or used 90% new; subject to stock\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f8fa;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eTesting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100% tested before shipment; test video available\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHandling\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNormally 1–3 business days\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f8fa;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eShipping \/ ETA\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDHL, UPS or FedEx worldwide; typically 2–6 business days\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 year new\/refurbished; 3 months used 90% new\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f8fa;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eService \/ Packing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTechnical support and anti-static reinforced packing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4 style=\"margin: 32px 0 14px;\"\u003eServo Feedback Function\u003c\/h4\u003e\n\u003cp style=\"margin: 0 0 14px;\"\u003eThe A20B-8200-045 detects motor rotation and returns feedback to the servo-control system, allowing the amplifier and controller to regulate speed, direction and axis position. Faults may cause feedback alarms, unstable motion or incorrect positioning.\u003c\/p\u003e\n\u003ch4 style=\"margin: 32px 0 14px;\"\u003eExact Model and Motor Compatibility\u003c\/h4\u003e\n\u003cp style=\"margin: 0 0 14px;\"\u003e\u003cstrong\u003eA20B-8200-045 and A20B-8200-0450 are different identifiers.\u003c\/strong\u003e Do not select by appearance alone. Confirm the A20B number, complete host-motor nameplate, connector, mounting pattern, coupling interface and machine or robot configuration.\u003c\/p\u003e\n\u003ch4 style=\"margin: 32px 0 14px;\"\u003eTesting and Installation Notes\u003c\/h4\u003e\n\u003cp style=\"margin: 0 0 14px;\"\u003eREACO CNC checks the label, housing, circuit board, connector, mechanical condition, signal feedback and rotation response on a compatible test setup as applicable. Supplied parts should match the quotation or product photos.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 14px;\"\u003eQualified personnel should isolate power, protect the encoder from impact, static electricity and contamination, and preserve its alignment. Encoder initialization, axis mastering or reference return may be required after replacement.\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eRelated resources: \u003ca href=\"\/it\/collections\/fanuc-encoders\"\u003eFANUC servo encoders\u003c\/a\u003e, \u003ca href=\"\/it\/collections\/fanuc-cnc-robot-parts\"\u003eFANUC CNC and robot parts\u003c\/a\u003e and \u003ca href=\"\/it\/products\/fanuc-mitsubishi-cnc-robot-parts-repair\"\u003eFANUC encoder repair services\u003c\/a\u003e.\u003c\/p\u003e","brand":"FANUC","offers":[{"title":"Used (90% New)","offer_id":49783361568983,"sku":"A20B-8200-045-used","price":326.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/3784\/4183\/files\/fanuc-a20b-8200-045-servo-encoder-main.webp?v=1789379148","url":"https:\/\/reacocnc.com\/it\/products\/fanuc-a20b-8200-045-servo-motor-encoder","provider":"REACO CNC","version":"1.0","type":"link"}