{"product_id":"wago-281-603-281-401-terminal-block","title":"Wago 281-603 281-401 Terminal Block","description":"\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"18\" data-end=\"726\"\u003eThe \u003ca href=\"https:\/\/plgautomation.com\/collections\/wago\"\u003eWago \u003c\/a\u003e281-603 \/ 281-401 Component \u003ca href=\"https:\/\/plgautomation.com\/collections\/power-supplies-protection\"\u003eTerminal Block\u003c\/a\u003e is a DIN rail-mounted industrial terminal block designed to provide secure conductor termination and integrated diode protection within control circuits, automation systems, and electrical distribution assemblies. Commonly installed in PLC cabinets, machine control panels, manufacturing equipment, process automation systems, and industrial electrical enclosures requiring reliable field wiring connections and circuit isolation. Maintenance electricians, panel builders, OEM manufacturers, and system integrators use this terminal block for control panel assembly, wiring expansion, electrical maintenance, and replacement of damaged component terminals.\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"728\" data-end=\"745\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"747\" data-end=\"1413\"\u003eThe Wago 281-603 \/ 281-401 Component Terminal Block is commonly used in industrial automation systems, relay logic circuits, machine wiring installations, process control equipment, and electrical distribution panels where integrated diode protection is required for signal conditioning, suppression, and circuit isolation. Its compact DIN rail design supports organized wiring layouts, simplified troubleshooting, and reliable electrical connectivity in commercial and industrial environments. The built-in 1N5408 diode helps protect control circuits and connected components from reverse current flow and transient conditions. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1415\" data-end=\"1444\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1446\" data-end=\"2073\"\u003e• Manufacturer: Wago\u003cbr data-start=\"1466\" data-end=\"1469\"\u003e• Part Number: 281-603 \/ 281-401\u003cbr data-start=\"1501\" data-end=\"1504\"\u003e• Product Type: Component Terminal Block\u003cbr data-start=\"1544\" data-end=\"1547\"\u003e• Conductor Configuration: 2-Conductor\u003cbr data-start=\"1585\" data-end=\"1588\"\u003e• Integrated Component: 1N5408 Diode\u003cbr data-start=\"1624\" data-end=\"1627\"\u003e• Diode Orientation: Anode Right Side\u003cbr data-start=\"1664\" data-end=\"1667\"\u003e• Rated Voltage: 250V\u003cbr data-start=\"1688\" data-end=\"1691\"\u003e• Rated Current: 1.5A\u003cbr data-start=\"1712\" data-end=\"1715\"\u003e• Conductor Size Range: 0.08-4.0 mm²\u003cbr data-start=\"1751\" data-end=\"1754\"\u003e• Wire Size Range: AWG 28-12\u003cbr data-start=\"1782\" data-end=\"1785\"\u003e• Connection Technology: CAGE CLAMP® Spring Clamp\u003cbr data-start=\"1834\" data-end=\"1837\"\u003e• Mounting Type: DIN Rail 35 x 15 mm \/ 35 x 7.5 mm\u003cbr data-start=\"1887\" data-end=\"1890\"\u003e• Terminal Width: 6 mm\u003cbr data-start=\"1912\" data-end=\"1915\"\u003e• Length: 29 mm\u003cbr data-start=\"1930\" data-end=\"1933\"\u003e• Height: 53 mm\u003cbr data-start=\"1948\" data-end=\"1951\"\u003e• Color: Gray\u003cbr data-start=\"1964\" data-end=\"1967\"\u003e• Function: Wire Termination, Circuit Protection, and Signal Routing \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2075\" data-end=\"2099\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2101\" data-end=\"2238\"\u003e• \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\" role=\"button\" tabindex=\"0\"\u003e\u003cspan class=\"whitespace-normal\"\u003eWAGO 281-603\/281-411 Terminal Block\u003c\/span\u003e\u003c\/span\u003e\u003cbr data-start=\"2140\" data-end=\"2143\"\u003e• \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\" role=\"button\" tabindex=\"0\"\u003e\u003cspan class=\"whitespace-normal\"\u003eWAGO 281-673\/281-401 Component Terminal Block\u003c\/span\u003e\u003c\/span\u003e\u003cbr data-start=\"2182\" data-end=\"2185\"\u003e• Phoenix Contact Component Terminal Block with Diode\u003c\/p\u003e","brand":"WAGO","offers":[{"title":"New","offer_id":51730694504750,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_545f3568-1ee3-4578-842e-ad875984e915.jpg?v=1770594069","url":"https:\/\/plgautomation.com\/products\/wago-281-603-281-401-terminal-block","provider":"PLG Automation ","version":"1.0","type":"link"}