{"product_id":"allen-bradley-1492-ebj3-terminal-block-end-barrier","title":"Allen-Bradley 1492-EBJ3 Terminal Block End Barrier","description":"\u003ch2\u003eAllen-Bradley 1492-EBJ3 Terminal Block End Barrier\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen‑Bradley 1492‑EBJ3\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1492‑EBJ3\u003c\/strong\u003e end barrier, operates as a physical termination component used to cap open ends of DIN‑rail terminal‑block assemblies and provide mechanical separation within industrial control panels.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003e1492‑EBJ3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003eAllen‑Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003eIndustrial control wiring systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003eStandard accessory mass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003e1.5 mm × 33.35 mm × 60 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003eIndustrial ambient range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003ePassive mechanical component\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003eTerminal block end barrier\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003e1492‑J3, J4, J6, J10 and select Bulletin 1492 screw‑type blocks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003eGray\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003e35 mm DIN rail assemblies\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProfinet \/ EtherNet\/IP Deterministic Networks\u003c\/h3\u003e\n\u003cp\u003eEnd barriers contribute to stable wiring assemblies by maintaining physical separation between terminal blocks. This mechanical stability helps preserve shield continuity and reduces noise coupling into Profinet and EtherNet\/IP deterministic networks. Fixed termination boundaries also support consistent conductor strain relief and minimize transient disturbances on high‑speed industrial Ethernet cabling.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the end barrier provide electrical isolation?\u003c\/strong\u003e A: No. It is a mechanical separator and does not function as an electrical isolator.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can it be used with mixed terminal‑block sizes?\u003c\/strong\u003e A: Yes. It is compatible with multiple Bulletin 1492 screw‑type blocks including J3, J4, J6, and J10.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does installation require special tools?\u003c\/strong\u003e A: No. It snaps into position at the end of a DIN‑mounted terminal‑block group.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInstall the barrier at the end of terminal‑block groups to prevent accidental contact with live terminals.\u003c\/li\u003e\n\u003cli\u003eEnsure the DIN rail is properly bonded to the cabinet’s protective earth.\u003c\/li\u003e\n\u003cli\u003eMaintain clearance around the barrier to avoid interference with wiring ducts.\u003c\/li\u003e\n\u003cli\u003eVerify terminal‑block alignment after installation to ensure consistent strain‑relief behavior.\u003c\/li\u003e\n\u003cli\u003eKeep conductor routing organized to prevent lateral pressure on the barrier.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":44143295397962,"sku":"1492-EBJ3","price":250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/8569\/3770\/files\/1492-EBJ3_1.png?v=1788257133","url":"https:\/\/www.topbrandsplc.com\/products\/allen-bradley-1492-ebj3-terminal-block-end-barrier","provider":"Topbrands PLC Limited","version":"1.0","type":"link"}