{"product_id":"allen-bradley-1492-j3-iec-terminal-block","title":"Allen-Bradley 1492-J3 IEC Terminal Block","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1492-J3\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as a high-density, single-circuit\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eIEC Feed-Through Terminal Block\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewithin the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1492\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efamily. This 5mm wide component facilitates efficient point-to-point wiring on standard 35mm DIN rails. It supports a wide range of industrial wire gauges while maintaining a compact footprint to save cabinet space. We provide this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoriginal hardware, ensuring optimal conductivity and mechanical grip for your control system's electrical distribution.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe 1492-J3 utilizes a rugged screw-clamp design for reliable electrical termination:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAllen-Bradley \/ Rockwell Automation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCircuit Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSingle Circuit Feed-Through\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWire Range (Solid\/Stranded)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e#30…12 AWG (0.5…2.5 \u003cspan class=\"math-inline\"\u003e$mm^2$\u003c\/span\u003e)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCurrent Rating (UL\/CSA)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24 Amps\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eVoltage Rating (UL\/CSA)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e600V AC\/DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eTerminal Width\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5.1 mm (0.20 in.)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e35mm DIN Rail\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eTightening Torque\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.4…0.8 Nm (3.5…7.1 lb-in)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePolyamide 6.6 (UL 94-V0)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOptimized Space Efficiency:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 5.1mm housing width allows for a high density of terminations per foot of DIN rail. This reduces the size of junction boxes and control cabinets in complex automation projects.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSuperior Vibration Resistance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe screw-clamp mechanism maintains a gas-tight connection that resists loosening from mechanical shock or thermal expansion. This ensures long-term signal integrity without the need for periodic retightening.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eUniversal DIN Rail Compatibility:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe snap-on foot design allows for rapid mounting on standard 35mm top-hat rails. This facilitates easy expansion or reconfiguration of the terminal bank.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSide-Entry Bridge Support:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 1492-J3 supports center-jumping and side-bridging accessories. This enables engineers to distribute common power or neutral signals across multiple blocks quickly and neatly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Visibility Marking:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe block features dedicated slots for snap-in markers. This allows for clear, professional-grade labeling of every circuit, which speeds up troubleshooting and maintenance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003col class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDIN Rail Alignment:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePosition the 1492-J3 over the 35mm rail and press down firmly until the foot locks onto the rail edge.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWire Preparation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eStrip approximately 10mm of insulation from the wire. Insert the conductor fully into the clamp cage to ensure the screw clamps onto the copper, not the insulation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTorque Application:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUse a flat-head screwdriver to apply between\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e0.4 and 0.8 Nm\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eof torque. Correct torque prevents wire damage while ensuring a permanent electrical bond.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnd Protection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAlways install a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1492-EBJ3\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eend barrier at the end of a terminal block run to cover the exposed metal parts and prevent short circuits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the maximum wire size the 1492-J3 can accommodate?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 1492-J3 accepts wire sizes up to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e12 AWG\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(2.5\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"math-inline\"\u003e$mm^2$\u003c\/span\u003e). For larger gauges, consider the 1492-J4 or 1492-J6 modules.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this terminal block for both DC and AC circuits?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eYes. The 1492-J3 handles both AC and DC voltages up to a maximum rating of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e600V\u003c\/strong\u003e, making it suitable for motor control, PLC power distribution, and signal loops.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the 1492-J3 require an end cap?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eYes. Because one side of the terminal block is \"open\" to expose the bus bar, you must install a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1492-EBJ3\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eend barrier at the end of the stack to ensure an IP20 safety rating.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the material flame retardant?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAbsolutely. The housing uses Polyamide 6.6, which carries a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eUL 94-V0\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eflame rating, the highest standard for self-extinguishing plastic in electrical components.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52800782500149,"sku":"1492-J3","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/1492-J3.png?v=1777446465","url":"https:\/\/www.5gplc.com\/products\/allen-bradley-1492-j3-iec-terminal-block","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}