{"product_id":"allen-bradley-1492-h-finger-safe-terminal-blocks","title":"Allen-Bradley 1492-H Finger-Safe Terminal Blocks","description":"\u003ch1\u003eAllen-Bradley 1492-H Finger-Safe Terminal Blocks\u003c\/h1\u003e\n\u003cp\u003eConfigured for safe, insulated wiring and optional fuse indication in industrial control panels, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1492-H\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(\u003cstrong\u003e1492-H\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFinger-Safe Terminal Blocks) provides direct physical and electrical execution of high-density terminal connections across 1492 series assemblies.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cp\u003eThe 1492-H series is organized by functional variants rather than alphanumeric suffixes:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eFuse and surge suppressor blocks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigh-density finger-safe blocks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eResistor and voltage-indicating blocks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNo manufacturer-provided configurable sub-model matrix exists beyond these variant categories.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth class=\"last:pe-10\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1492-H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eVariant-dependent; standard 33–38 pcs\/ft density\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to +90 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePassive; LED\/Neon indication ≤2 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Rating\u003c\/td\u003e\n\u003ctd\u003e300 V AC\/DC or 500 V AC\/DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Rating\u003c\/td\u003e\n\u003ctd\u003eUp to 15 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWire Range\u003c\/td\u003e\n\u003ctd\u003e#30…12 AWG (0.5…4 mm²)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWire Strip Length\u003c\/td\u003e\n\u003ctd\u003e0.31–0.38 in (8–9.7 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTightening Torque\u003c\/td\u003e\n\u003ctd\u003e0.3–0.8 N·m (2.65–7.1 lb·in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuse Size\u003c\/td\u003e\n\u003ctd\u003e1\/4 × 1-1\/4 in or 5 × 20 mm (not supplied)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eI\/O Density Scaling and Panel Segmentation\u003c\/h3\u003e\n\u003cp\u003e1492-H blocks support high-density configurations within control panels. Finger-safe insulation maintains separation between live conductors while enabling compact row layouts. Series variants with LED or neon indication allow real-time fault diagnostics without interrupting panel wiring. Backplane bus and conductor routing must accommodate block spacing to preserve finger-safe clearance and maintain panel accessibility.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can 1492-H blocks accommodate multiple wire gauges simultaneously?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eYes, each terminal supports wire sizes from #30 to #12 AWG (0.5–4 mm²) within the specified torque range.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does LED or neon indication require external current-limiting resistors?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eLED or neon indicators are internally limited to maintain ≤2 mA leakage current; no external resistors are required for standard operation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Are these blocks compatible with standard 1492 DIN rails and end accessories?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eYes, compatible with steel or aluminum DIN rails, 1492-N37 end barriers, and 1492-ERL35\/EAJ35\/EAHJ35 end anchors or retainers.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eMount blocks on a symmetrical DIN rail (steel or aluminum) ensuring full engagement.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInstall end barriers at terminal row edges to preserve finger-safe spacing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTorque each terminal screw according to 0.3–0.8 N·m range to maintain conductor retention without housing damage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVerify LED or neon polarity where applicable before energizing circuits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaintain minimum clearances between adjacent conductive rows to comply with IEC\/CSA spacing standards.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConfirm wire strip lengths of 8–9.7 mm (0.31–0.38 in) to prevent insulation creep into the terminal cavity.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43438569193562,"sku":"1492-H","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1492-H2_92c60cb0-43d1-4ea0-84a3-393f26038859.jpg?v=1780285654","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1492-h-finger-safe-terminal-blocks","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}