{"product_id":"fanuc-a20b-2102-0643-servo-control-board","title":"FANUC A20B-2102-0643 Servo Drive Side-Panel Control Board","description":"\u003cp style=\"margin: 0 0 14px;\"\u003e\u003cstrong\u003eFANUC A20B-2102-0643\u003c\/strong\u003e is a \u003cstrong\u003eservo drive side-panel control board\u003c\/strong\u003e installed inside compatible FANUC servo amplifier hardware. It supports internal signal processing, interfacing and control coordination within the host drive.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 14px;\"\u003eThis listing covers the A20B-2102-0643 printed circuit board only, not a complete servo amplifier or power stage. Confirm the original board number, revision markings, connector layout and the full A06B model on the host unit before ordering.\u003c\/p\u003e\n\u003ch4 style=\"margin: 32px 0 14px;\"\u003eA20B-2102-0643 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-2102-0643\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 control PCB \/ side-panel control board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBoard Family\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eA20B-2102 series\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\u003eInternal servo-control signal processing and interfacing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInternal side-panel section of compatible FANUC servo drive hardware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f8fa;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eHost Unit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eConfirm the complete A06B amplifier model and original PCB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupply Scope\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePCB only unless the quotation states otherwise\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f8fa;\"\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\u003e\n\u003ctd\u003e\u003cstrong\u003eTesting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100% tested before shipping; test video available\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f8fa;\"\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\u003e\n\u003ctd\u003e\u003cstrong\u003eShipping \/ ETA\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDHL, UPS, or FedEx worldwide; typically 3–7 business days\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f8fa;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 year for new\/refurbished; 3 months for used 90% new\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eService \/ Packing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFree technical support; 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 Drive Control Function\u003c\/h4\u003e\n\u003cp style=\"margin: 0 0 14px;\"\u003eThe A20B-2102-0643 forms part of the host amplifier's low-power control section. It supports the internal control and interface paths required for servo operation, while the exact signals and functions depend on the complete amplifier configuration. It should not be treated as the drive's power-switching module.\u003c\/p\u003e\n\u003ch4 style=\"margin: 32px 0 14px;\"\u003eCompatibility and Board Identification\u003c\/h4\u003e\n\u003cp style=\"margin: 0 0 14px;\"\u003eMatch \u003cstrong\u003eA20B-2102-0643\u003c\/strong\u003e exactly and compare any suffix or revision marking, connectors, mounting points and component layout. Related A20B-2102-0640, -0641, -0642, -0645, -0646 and -0647 boards are separate specifications and are not automatically interchangeable. The complete host A06B number remains essential for confirmation.\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, PCB condition, connectors, components and applicable control functions in a compatible test setup. Back up CNC and drive parameters before replacement. Qualified personnel should isolate power, wait for the DC bus to discharge and use ESD protection when handling the board.\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eRelated resources: \u003ca href=\"\/collections\/fanuc-pcbs\"\u003eFANUC PCB boards\u003c\/a\u003e, \u003ca href=\"\/collections\/fanuc-drives\"\u003eFANUC servo drives\u003c\/a\u003e and \u003ca href=\"\/products\/fanuc-mitsubishi-cnc-robot-parts-repair\"\u003eFANUC CNC repair services\u003c\/a\u003e.\u003c\/p\u003e","brand":"FANUC","offers":[{"title":"Brand New","offer_id":67892045807831,"sku":"A20B-2102-0643-new","price":936.0,"currency_code":"USD","in_stock":true},{"title":"Used (90% New)","offer_id":67892045840599,"sku":"A20B-2102-0643-used","price":827.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/3784\/4183\/files\/fanuc-a20b-2102-0643-servo-control-board-main.webp?v=1792998193","url":"https:\/\/reacocnc.com\/products\/fanuc-a20b-2102-0643-servo-control-board","provider":"REACO CNC","version":"1.0","type":"link"}