{"product_id":"delta-vfd004s43a","title":"Delta VFD004S43A VFD 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 · VFD-S\u003c\/p\u003e\n\u003cp class=\"shly-lead\"\u003e\u003cb\u003eVFD004S43A\u003c\/b\u003e is a Delta VFD Drive. It is used in pump sets, conveyor belts, fan and compressor 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\u003eRated operational voltage\u003c\/span\u003e\u003cstrong\u003e3-phase 400 V AC\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eOverload capacity\u003c\/span\u003e\u003cstrong\u003e150% for 60 s\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\u003eFrequency\u003c\/span\u003e\u003cstrong\u003e50\/60 Hz (IEC 61800-2)\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\u003eRated operational voltage\u003c\/th\u003e\n\u003ctd\u003e3-phase 400 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSupply voltage\u003c\/th\u003e\n\u003ctd\u003e1-phase 200...240 V \/ 3-phase 380...480 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFrequency\u003c\/th\u003e\n\u003ctd\u003e50\/60 Hz (IEC 61800-2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eControl method\u003c\/th\u003e\n\u003ctd\u003eV\/f, sensorless vector (IEC 61800-2)\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\u003ctr\u003e\n\u003cth\u003eRated speed\u003c\/th\u003e\n\u003ctd\u003eOne high speed pulse input terminal MI7 built-in with maximum speed up to 33kHz\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\u003eMounting\u003c\/th\u003e\n\u003ctd\u003eCabinet \/ DIN rail\u003c\/td\u003e\n\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 VFD004S43A under the Delta product line; the product type published for this catalog number is \"VFD Drive\". Source: https:\/\/downloadcenter.deltaww.com\/en-US\/DownloadCenter?q=VFD004S43A. 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\u003cp class=\"shly-note\"\u003eLifecycle: discontinued by the manufacturer. Current-production replacement: \u003cb\u003eMS300\u003c\/b\u003e. Cross-reference by function and ratings, not by label alone.\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 VFD-S 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%\"\u003eOverload capacity\u003c\/th\u003e\n\u003cth style=\"width:24%\"\u003eRated operational voltage\u003c\/th\u003e\n\u003cth style=\"width:24%\"\u003eFrequency\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cb\u003eVFD004S43A\u003c\/b\u003e (this page)\u003c\/td\u003e\n\u003ctd\u003e150% for 60 s\u003c\/td\u003e\n\u003ctd\u003e3-phase 400 V AC\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz (IEC 61800-2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ca href=\"\/products\/delta-vfd004s21b-vfd-drive\"\u003eVFD004S21B\u003c\/a\u003e\n\u003ctd\u003e3-phase 400 V AC\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz (IEC 61800-2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ca href=\"\/products\/delta-vfd004s23a-vfd-drive\"\u003eVFD004S23A\u003c\/a\u003e\n\u003ctd\u003e3-phase 400 V AC\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz (IEC 61800-2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ca href=\"\/products\/delta-vfd004dd21a-vfd-drive\"\u003eVFD004DD21A\u003c\/a\u003e\n\u003ctd\u003e3-phase 400 V AC\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz (IEC 61800-2)\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 VFD004S43A is the drive element in a Delta motor installation. It supplies the motor with controlled power and carries the output frequency and overload behaviour, so the motor and the supply conductor 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 pump sets, conveyor belts, fan and compressor drives, where the unit is matched to the original catalog number and the enclosure provides Cabinet \/ 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 VFD004S43A\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDelta VFD004S43A\u003c\/strong\u003e — Variable frequency drive for motor speed and torque control in pumps, fans, conveyors and general industrial machinery. The figures below are taken from the specification table on this page for catalog number VFD004S43A; record the nameplate data of the unit being replaced before selecting an equivalent.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCertifications: \u003cstrong\u003eCE, UL, cULus\u003c\/strong\u003e — Record it with the other nameplate data when sourcing a replacement.\u003c\/li\u003e\n\u003cli\u003eRated speed: \u003cstrong\u003eOne high speed pulse input terminal MI7 built-in with maximum speed up to 33kHz\u003c\/strong\u003e — Confirm the revision of the installed unit before a like-for-like replacement.\u003c\/li\u003e\n\u003cli\u003eOverload capacity: \u003cstrong\u003e150% for 60 s\u003c\/strong\u003e — Use it as the reference when cross-checking a current-production equivalent.\u003c\/li\u003e\n\u003cli\u003eRated operational voltage: \u003cstrong\u003e3-phase 400 V AC\u003c\/strong\u003e — Verify it in the project documentation before confirming the order.\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 VFD004S43A\u003c\/h3\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eWhich official Delta document defines VFD004S43A?\u003c\/p\u003e\n\u003cp\u003eThe official Delta download-centre catalogue search for this model lists VFD004S43A under the Delta product line, and the product type published for this catalog number is \"VFD Drive\". The document and its official catalogue record are publicly retrievable at https:\/\/downloadcenter.deltaww.com\/en-US\/DownloadCenter?q=VFD004S43A. 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\u003eFor VFD004S43A, what does the specification table state about overload capacity?\u003c\/p\u003e\n\u003cp\u003eThe specification table lists overload capacity = 150% for 60 s for Delta VFD004S43A. 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\u003eWhich value is published under operating temperature for catalog number VFD004S43A?\u003c\/p\u003e\n\u003cp\u003eFor VFD004S43A, operating temperature is given as 0...+40 °C (IEC 60068-2-1). 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\u003eBefore ordering VFD004S43A, which supply voltage entry should be checked?\u003c\/p\u003e\n\u003cp\u003eThe supply voltage entry quoted above is 1-phase 200...240 V \/ 3-phase 380...480 V AC. 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 VFD004S43A replace the unit currently installed in my panel?\u003c\/p\u003e\n\u003cp\u003eCompare catalog number VFD004S43A 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 VFD004S43A before ordering?\u003c\/p\u003e\n\u003cp\u003eMatch the catalog number VFD004S43A 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":71124946125053,"sku":"VFD004S43A","price":1435.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0747\/5665\/3309\/files\/new_delta_stock_10c8c8a6-a4c9-40d1-8690-e5a0d70431b7.png?v=1786642666","url":"https:\/\/shly-plc.com\/products\/delta-vfd004s43a","provider":"SHLY-PLC","version":"1.0","type":"link"}