{"product_id":"delta-asd-b0721a","title":"Delta ASD-B0721A Servo Drive","description":"\u003cstyle\u003e.shly-pdp{--ink:#1c2024;--muted:#5b6570;--line:#dfe3e8;--bg:#fff;--soft:#f6f7f9;--accent:#C8102E;max-width:1000px;margin:0 auto;padding:4px 0 32px;color:var(--ink);font-family:-apple-system,\"Segoe UI\",Roboto,Helvetica,Arial,sans-serif;line-height:1.62;font-size:15.5px;-webkit-text-size-adjust:100%;}\n.shly-pdp *{box-sizing:border-box;}\n.shly-pdp h3{font-size:17px;font-weight:700;margin:34px 0 12px;padding:0 0 8px;border-bottom:1px solid var(--line);letter-spacing:.2px;}\n.shly-pdp p{margin:0 0 12px;}\n.shly-pdp .shly-eyebrow{font-size:11.5px;letter-spacing:1.6px;text-transform:uppercase;color:var(--accent);font-weight:700;margin:0 0 8px;}\n.shly-pdp .shly-lead{font-size:16.5px;line-height:1.68;color:#2b3138;margin:0 0 4px;}\n.shly-pdp .shly-lead b{font-weight:700;}\n.shly-pdp .shly-facts{list-style:none;margin:14px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:6px;overflow:hidden;}\n.shly-pdp .shly-facts li{background:var(--soft);padding:12px 14px;font-size:13.5px;line-height:1.45;}\n.shly-pdp .shly-facts span{display:block;font-size:11px;text-transform:uppercase;letter-spacing:.9px;color:var(--muted);margin-bottom:4px;}\n.shly-pdp .shly-facts strong{font-weight:700;font-size:14.5px;}\n.shly-pdp table{width:100%;border-collapse:collapse;margin:6px 0 10px;font-size:14.5px;table-layout:fixed;}\n.shly-pdp th,.shly-pdp td{text-align:left;vertical-align:top;padding:9px 12px;border-bottom:1px solid var(--line);word-break:break-word;}\n.shly-pdp th{width:38%;font-weight:600;color:#333a41;background:#fafbfc;}\n.shly-pdp tr.shly-group td{background:#eef1f4;font-size:11.5px;letter-spacing:1.3px;text-transform:uppercase;font-weight:700;color:#48525c;padding:7px 12px;}\n.shly-pdp .shly-note{font-size:13.5px;color:var(--muted);border-left:3px solid var(--line);padding:2px 0 2px 12px;margin:10px 0 0;}\n.shly-pdp ul.shly-list{margin:8px 0 0;padding:0 0 0 20px;}\n.shly-pdp ul.shly-list li{margin:0 0 8px;}\n.shly-pdp .shly-q{border-top:1px solid var(--line);padding:14px 0 2px;}\n.shly-pdp .shly-q:first-of-type{border-top:none;}\n.shly-pdp .shly-q p{margin:0 0 6px;}\n.shly-pdp .shly-q .shly-qq{font-weight:700;color:#1c2024;}\n.shly-pdp .shly-q .shly-qq em{font-style:normal;color:var(--accent);margin-right:6px;}\n@media (max-width:720px){\n.shly-pdp{font-size:15px;}\n.shly-pdp .shly-facts{grid-template-columns:repeat(2,1fr);}\n.shly-pdp th,.shly-pdp td{padding:8px 10px;font-size:14px;}\n.shly-pdp th{width:42%;}\n}\u003c\/style\u003e\u003cdiv class=\"shly-pdp\"\u003e\n\u003cp class=\"shly-eyebrow\"\u003eDelta · ASDA-B\u003c\/p\u003e\n\u003cp class=\"shly-lead\"\u003e\u003cb\u003eASD-B0721A\u003c\/b\u003e is a Delta Servo Drive. It is used in CNC axes, robot arms, feeding and indexing drives where the installed unit is matched to the original catalog number and a compact, documented part is required.\u003c\/p\u003e\n\u003cul class=\"shly-facts\"\u003e\n\u003cli\u003e\n\u003cspan\u003eSupply voltage\u003c\/span\u003e\u003cstrong\u003eAC 200V ~ 230V\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eEnclosure rating\u003c\/span\u003e\u003cstrong\u003eIP20 (IEC 60529)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eOperating temperature\u003c\/span\u003e\u003cstrong\u003e0...+40 °C (IEC 60068-2-1)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCertifications\u003c\/span\u003e\u003cstrong\u003eCE, UL, cULus\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr class=\"shly-group\"\u003e\u003ctd colspan=\"2\"\u003eElectrical\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSupply voltage\u003c\/th\u003e\n\u003ctd\u003eAC 200V ~ 230V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eControl method\u003c\/th\u003e\n\u003ctd\u003ePosition \/ speed \/ torque control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOverload capacity\u003c\/th\u003e\n\u003ctd\u003e150 % for 60 s\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\n\u003ctr class=\"shly-group\"\u003e\u003ctd colspan=\"2\"\u003eMechanical\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnclosure rating\u003c\/th\u003e\n\u003ctd\u003eIP20 (IEC 60529)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"shly-group\"\u003e\u003ctd colspan=\"2\"\u003eEnvironment and compliance\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating temperature\u003c\/th\u003e\n\u003ctd\u003e0...+40 °C (IEC 60068-2-1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCertifications\u003c\/th\u003e\n\u003ctd\u003eCE, UL, cULus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp class=\"shly-note\"\u003eProduct type and series follow the official Delta download-centre catalogue search for this model which lists ASD-B0721A under the Delta product line; the product type published for this catalog number is \"Servo Drive\". Source: https:\/\/downloadcenter.deltaww.com\/en-US\/DownloadCenter?q=ASD-B0721A. Numeric ratings in the table above are the values carried on this page and must be confirmed against the original Delta manufacturer datasheet before they are treated as this catalog number's ratings; they are not estimated here.\u003c\/p\u003e\n\u003ch3\u003eModel comparison in the same family\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr class=\"shly-group\"\u003e\u003ctd colspan=\"4\"\u003eDelta ASDA-B variants\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"width:26%\"\u003eCatalog number\u003c\/th\u003e\n\u003cth style=\"width:24%\"\u003eSupply voltage\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cb\u003eASD-B0721A\u003c\/b\u003e (this page)\u003c\/td\u003e\n\u003ctd\u003eAC 200V ~ 230V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/delta-asd-b0121-a-servo-drive\"\u003eASD-B0121-A\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eAC 200V ~ 230V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/delta-asd-b0221-a-servo-drive\"\u003eASD-B0221-A\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eAC 200V ~ 230V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/delta-asd-b0421-a-servo-drive\"\u003eASD-B0421-A\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eAC 200V ~ 230V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp class=\"shly-note\"\u003eBefore selecting an alternative, confirm its dimensions, terminals and installation requirements in the manufacturer documentation.\u003c\/p\u003e\n\u003ch3\u003eWhere it sits in the control system\u003c\/h3\u003e\n\u003cp\u003eThe ASD-B0721A is the servo amplifier in a Delta motion installation. It drives the servo motor named on the nameplate and conditions the feedback signal, so the motor and the feedback wiring are sized to the ratings stated in the manufacturer documentation, not to a generic assumption.\u003c\/p\u003e\n\u003cp\u003eTypical installations place it in CNC axes, robot arms, feeding and indexing drives, where the unit is matched to the original catalog number and the enclosure provides standard panel or DIN-rail support. Record the catalog number and revision from the nameplate of the installed unit before specifying a like-for-like spare.\u003c\/p\u003e\n\u003ch3\u003eSelection notes for Delta ASD-B0721A\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDelta ASD-B0721A\u003c\/strong\u003e — Servo and motion-control component for high-accuracy positioning and synchronised movement. The figures below are taken from the specification table on this page for catalog number ASD-B0721A; always cross-check the catalog number and hardware revision on the nameplate before placing an order.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eControl method: \u003cstrong\u003ePosition \/ speed \/ torque control\u003c\/strong\u003e — Verify it in the project documentation before confirming the order.\u003c\/li\u003e\n\u003cli\u003eCertifications: \u003cstrong\u003eCE, UL, cULus\u003c\/strong\u003e — Check this value against the nameplate of the installed unit before ordering.\u003c\/li\u003e\n\u003cli\u003eSupply voltage: \u003cstrong\u003eAC 200V ~ 230V\u003c\/strong\u003e — Match it to the existing panel and upstream protection.\u003c\/li\u003e\n\u003cli\u003eOperating temperature: \u003cstrong\u003e0...+40 °C (IEC 60068-2-1)\u003c\/strong\u003e — Record it with the other nameplate data when sourcing a replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor a discontinued unit, match function and electrical ratings rather than the label alone.\u003c\/p\u003e\n\n\u003ch3\u003eCommon questions about ASD-B0721A\u003c\/h3\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eWhich official Delta document defines ASD-B0721A?\u003c\/p\u003e\n\u003cp\u003eThe official Delta download-centre catalogue search for this model lists ASD-B0721A under the Delta product line, and the product type published for this catalog number is \"Servo Drive\". The document and its official catalogue record are publicly retrievable at https:\/\/downloadcenter.deltaww.com\/en-US\/DownloadCenter?q=ASD-B0721A. Use that document as the authority for ratings and installation conditions before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eWhere can I find the control method data for ASD-B0721A?\u003c\/p\u003e\n\u003cp\u003eIt is listed in the specification table for Delta ASD-B0721A as Position \/ speed \/ torque control. Check the revision of the installed unit if the catalog number has been superseded.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eFor ASD-B0721A, what does the specification table state about certifications?\u003c\/p\u003e\n\u003cp\u003eThe specification table lists certifications = CE, UL, cULus for Delta ASD-B0721A. Compare it with the nameplate of the installed unit before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eWhich value is published under operating temperature for catalog number ASD-B0721A?\u003c\/p\u003e\n\u003cp\u003eFor ASD-B0721A, operating temperature is given as 0...+40 °C (IEC 60068-2-1). Confirm this figure against the unit currently in the panel.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eCan the ASD-B0721A replace the unit currently installed in my panel?\u003c\/p\u003e\n\u003cp\u003eCompare catalog number ASD-B0721A and the ratings above with the nameplate of the installed device. A current-production equivalent is selected by function and electrical rating, not by the label alone.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eHow do I confirm compatibility of ASD-B0721A before ordering?\u003c\/p\u003e\n\u003cp\u003eMatch the catalog number ASD-B0721A and the specification values listed above against the installed unit, then confirm the firmware or hardware revision where a revision-sensitive part is involved.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\n\n\n\n\n\u003c\/div\u003e","brand":"Delta","offers":[{"title":"Default Title","offer_id":71124951597309,"sku":"ASD-B0721A","price":845.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0747\/5665\/3309\/files\/new_delta_stock_b80f19d7-7d3a-4b9f-bc0d-4ed9297a7e17.png?v=1786635870","url":"https:\/\/shly-plc.com\/products\/delta-asd-b0721a","provider":"SHLY-PLC","version":"1.0","type":"link"}