{"product_id":"wago-751-9403-compact-controller-100","title":"WAGO 751-9403 Compact Controller 100","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\"\u003eWAGO · Compact Controller 100\u003c\/p\u003e\n\u003cp class=\"shly-lead\"\u003e\u003cb\u003e751-9403\u003c\/b\u003e is a WAGO Compact Controller 100. Enclosure rating: IP20; Operating temperature: -25 … +60 °C; Mounting: DIN-35 rail; Conformity marking: CE; UKCA. It is used in control panels, machine builds and spare-part replacements where the installed unit is matched to the original catalog number and a documented part is required.\u003c\/p\u003e\n\u003cul class=\"shly-facts\"\u003e\n\u003cli\u003e\n\u003cspan\u003eEnclosure rating\u003c\/span\u003e\u003cstrong\u003eIP20\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eOperating temperature\u003c\/span\u003e\u003cstrong\u003e-25 … +60 °C\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eMounting\u003c\/span\u003e\u003cstrong\u003eDIN-35 rail\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConformity marking\u003c\/span\u003e\u003cstrong\u003eCE; UKCA\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSupply voltage (system)\u003c\/span\u003e\u003cstrong\u003e24 VDC (-15 … +20 %); via wiring interface ( picoMAX ® 3.5; Push-in CAGE CLAMP ® connection)\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\"\u003eTechnical data\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSupply voltage (system)\u003c\/th\u003e\n\u003ctd\u003e24 VDC (-15 … +20 %); via wiring interface ( picoMAX ® 3.5; Push-in CAGE CLAMP ® connection)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSupply voltage (field)\u003c\/th\u003e\n\u003ctd\u003e24 VDC (-15 … +20 %); via wiring interface ( picoMAX ® 3.5; Push-in CAGE CLAMP ® connection)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCurrent consumption (system) max.\u003c\/th\u003e\n\u003ctd\u003e500 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIsolation\u003c\/th\u003e\n\u003ctd\u003e1250 V (DC 1 min., between system and field level (digital outputs))\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCommunications\u003c\/th\u003e\n\u003ctd\u003eModbus (TCP, UDP); EtherCAT® Master; EtherNet\/IP TM Adapter (slave); EtherNet\/IP TM Scanner; Modbus RTU; OPC UA Server\/Client; OPC UA Pub\/Sub (can be installed later); MQTT; RS-485 interface; BACnet\/IP, requires an additional license; Telecontrol protocols, requires an additional license; DALI-2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eETHERNET protocols\u003c\/th\u003e\n\u003ctd\u003eDHCP; DNS; NTP; FTP; FTPS; SNMP; HTTP; HTTPS; SSH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTransmission rate\u003c\/th\u003e\n\u003ctd\u003e10\/100 Mbit\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTransmission medium (communication\/fieldbus)\u003c\/th\u003e\n\u003ctd\u003eTwisted pair S-UTP; 100 Ω; Cat. 5; 100 m maximum cable length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTelecontrol protocols\u003c\/th\u003e\n\u003ctd\u003eIEC 60870 (additional license as slave or master); IEC 61850 (additional license as Client or Server); DNP3 (additional license as Slave or Master)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCPU\u003c\/th\u003e\n\u003ctd\u003e2 x Cortex A7; 650 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProgram memory\u003c\/th\u003e\n\u003ctd\u003e32 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eData memory\u003c\/th\u003e\n\u003ctd\u003e128 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNon-volatile software memory\u003c\/th\u003e\n\u003ctd\u003e128. kbyte\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInternal memory (flash)\u003c\/th\u003e\n\u003ctd\u003e4096 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMain memory (RAM)\u003c\/th\u003e\n\u003ctd\u003e512 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"shly-group\"\u003e\u003ctd colspan=\"2\"\u003eEnvironmental requirements\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePollution degree\u003c\/th\u003e\n\u003ctd\u003e2 per IEC 61131-2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"shly-group\"\u003e\u003ctd colspan=\"2\"\u003eConnection Data\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConnection technology: system supply\u003c\/th\u003e\n\u003ctd\u003e1 x Female connector, 2-pole; Push-in CAGE CLAMP ®\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConnection technology: field supply\u003c\/th\u003e\n\u003ctd\u003e2 x Female connector, 10-pole; Push-in CAGE CLAMP ®\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConnection technology: communication\/fieldbus\u003c\/th\u003e\n\u003ctd\u003eModbus (TCP, UDP): 2 x RJ-45; RS-485 interface: 1 x Female connector, 4-pole; Push-in CAGE CLAMP ®\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConnection type\u003c\/th\u003e\n\u003ctd\u003eFemale connector; Push-in CAGE CLAMP ®\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp class=\"shly-note\"\u003eValues follow the WAGO official technical data published for catalog number 751-9403; parameters not confirmed for this variant are omitted rather than estimated.\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\"\u003eWAGO Compact Controller 100 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%\"\u003eEnclosure rating\u003c\/th\u003e\n\u003cth style=\"width:24%\"\u003eOperating temperature\u003c\/th\u003e\n\u003cth style=\"width:24%\"\u003eMounting\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/wago-751-9301-plc-controller\"\u003e751-9301\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003ctd\u003e-25 … +60 °C\u003c\/td\u003e\n\u003ctd\u003eDIN-35 rail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/wago-751-9401-plc-controller\"\u003e751-9401\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003ctd\u003e-25 … +60 °C\u003c\/td\u003e\n\u003ctd\u003eDIN-35 rail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/wago-751-9402-plc-controller\"\u003e751-9402\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003ctd\u003e-25 … +60 °C\u003c\/td\u003e\n\u003ctd\u003eDIN-35 rail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cb\u003e751-9403\u003c\/b\u003e (this page)\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003ctd\u003e-25 … +60 °C\u003c\/td\u003e\n\u003ctd\u003eDIN-35 rail\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 751-9403 is the device-level element in a WAGO Compact Controller 100 installation. It receives the field signals and control supply listed above and switches or conditions the load within the ratings shown in the Specifications table. Wiring and protective devices are sized against enclosure rating IP20, operating temperature -25 … +60 °C, mounting DIN-35 rail — not against a generic assumption.\u003c\/p\u003e\n\u003cp\u003eTypical installations place it in control panels, machine builds and spare-part replacements, where the unit is matched to the original catalog number and the enclosure provides the mounting support listed above. 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 WAGO 751-9403\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWAGO 751-9403\u003c\/strong\u003e — WAGO industrial component supplied as a like-for-like replacement, selected by catalog number and published ratings. The figures below are taken from the WAGO official specification for catalog number 751-9403; always cross-check the catalog number and hardware revision on the nameplate before placing an order.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEnclosure rating: \u003cstrong\u003eIP20\u003c\/strong\u003e — Verify it in the project documentation before confirming the order.\u003c\/li\u003e\n\u003cli\u003eOperating temperature: \u003cstrong\u003e-25 … +60 °C\u003c\/strong\u003e — Verify it in the project documentation before confirming the order.\u003c\/li\u003e\n\u003cli\u003eMounting: \u003cstrong\u003eDIN-35 rail\u003c\/strong\u003e — Verify it in the project documentation before confirming the order.\u003c\/li\u003e\n\u003cli\u003eConformity marking: \u003cstrong\u003eCE; UKCA\u003c\/strong\u003e — Verify it in the project documentation before confirming the order.\u003c\/li\u003e\n\u003cli\u003eSupply voltage (system): \u003cstrong\u003e24 VDC (-15 … +20 %); via wiring interface ( picoMAX ® 3.5; Push-in CAGE CLAMP ® connection)\u003c\/strong\u003e — Verify it in the project documentation before confirming the order.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCross-check the ratings above with the installed device before confirming the order.\u003c\/p\u003e\n\u003ch3\u003eCommon questions about 751-9403\u003c\/h3\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eWhere can I find the supply voltage (system) data for 751-9403?\u003c\/p\u003e\n\u003cp\u003eIt is listed in the specification table for WAGO 751-9403 as 24 VDC (-15 … +20 %); via wiring interface ( picoMAX ® 3.5; Push-in CAGE CLAMP ® connection). Use the value as the reference when sourcing a current-production equivalent.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eFor 751-9403, what does the specification table state about supply voltage (field)?\u003c\/p\u003e\n\u003cp\u003eThe specification table lists Supply voltage (field) = 24 VDC (-15 … +20 %); via wiring interface ( picoMAX ® 3.5; Push-in CAGE CLAMP ® connection) for WAGO 751-9403. 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 current consumption (system) max. for catalog number 751-9403?\u003c\/p\u003e\n\u003cp\u003eFor 751-9403, current consumption (system) max. is given as 500 mA. 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\u003eWhat should I include in an enquiry for 751-9403?\u003c\/p\u003e\n\u003cp\u003eSend the full catalog number 751-9403, the required quantity and a photo of the nameplate. Stock, lead time and the applicable compliance documents can then be confirmed for WAGO 751-9403.\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 751-9403 before ordering?\u003c\/p\u003e\n\u003cp\u003eMatch the catalog number 751-9403 and the specification values listed above against the installed unit, then confirm the hardware revision where a revision-sensitive part is involved.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"WAGO","offers":[{"title":"New","offer_id":71337123905789,"sku":"751-9403","price":2998.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0747\/5665\/3309\/files\/1024-16011101-DE.jpg?v=1787976410","url":"https:\/\/shly-plc.com\/products\/wago-751-9403-compact-controller-100","provider":"SHLY-PLC","version":"1.0","type":"link"}