{"product_id":"allen-bradley-855f-p10sc20b10y4l4-tower-light-stack-assembly","title":"Allen-Bradley 855F-P10SC20B10Y4L4 Tower Light Stack Assembly","description":"\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-(--sticky-padding-top)\" dir=\"auto\" data-turn-id=\"045df1a2-5b2d-4458-be45-168512f12962\" data-turn-id-container=\"045df1a2-5b2d-4458-be45-168512f12962\" data-testid=\"conversation-turn-329\" data-turn=\"user\"\u003e\u003c\/section\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-6a605b88-04f0-83ec-b100-21e5a8a13475-44\" data-turn-id-container=\"request-6a605b88-04f0-83ec-b100-21e5a8a13475-44\" data-testid=\"conversation-turn-330\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-15 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv data-conversation-screenshot-content=\"\" class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"16102efd-2fb0-479b-a5a5-c530b1e7b5ee\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full dark markdown-new-styling\"\u003e\n\u003ch3 data-section-id=\"3h1ku8\" data-start=\"0\" data-end=\"15\"\u003eDescription\u003c\/h3\u003e\n\u003cp data-start=\"17\" data-end=\"704\"\u003eThe \u003ca href=\"https:\/\/plgautomation.com\/collections\/allen-bradley\"\u003eAllen-Bradley\u003c\/a\u003e 855F-P10SC20B10Y4L4 Tower Light Stack Assembly is used to provide highly visible machine status indication in industrial automation and process control systems. Commonly installed on manufacturing equipment, packaging machines, conveyor systems, assembly lines, robotic cells, and industrial control panels where visual operating status is required. Maintenance technicians and \u003ca href=\"https:\/\/plgautomation.com\/collections\/hmi-operator-interfaces\"\u003esystem integrators\u003c\/a\u003e use this preassembled stack light for equipment replacement, control panel upgrades, machine retrofits, and OEM automation installations. This model has been discontinued by the manufacturer and has a functional replacement available. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"wggvqn\" data-start=\"706\" data-end=\"722\"\u003eApplications\u003c\/h3\u003e\n\u003cp data-start=\"724\" data-end=\"1245\"\u003eThe Allen-Bradley 855F-P10SC20B10Y4L4 is a prewired 70 mm Control Tower stack light designed for reliable machine status indication in demanding industrial environments. It features red steady and flashing LED modules mounted on a 10 cm aluminum pole with a 2 m flying-lead cable. The assembly is suitable for production lines, packaging equipment, material handling systems, process automation, and OEM machinery requiring IP65\/NEMA 4X visual indication and long-life LED operation. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"nucr17\" data-start=\"1247\" data-end=\"1275\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp data-start=\"1277\" data-end=\"2030\"\u003e• Manufacturer: Allen-Bradley (Rockwell Automation)\u003cbr data-start=\"1328\" data-end=\"1331\"\u003e• Manufacturer Part Number (MPN): 855F-P10SC20B10Y4L4\u003cbr data-start=\"1384\" data-end=\"1387\"\u003e• Product Type: Preassembled Tower Light Stack Assembly\u003cbr data-start=\"1442\" data-end=\"1445\"\u003e• Series: Bulletin 855F Compact Control Tower\u003cbr data-start=\"1490\" data-end=\"1493\"\u003e• Tower Diameter: 70 mm\u003cbr data-start=\"1516\" data-end=\"1519\"\u003e• Housing Color: Black\u003cbr data-start=\"1541\" data-end=\"1544\"\u003e• Lens Color: Red (Level 1 and Level 2)\u003cbr data-start=\"1583\" data-end=\"1586\"\u003e• Light Functions: Steady LED and Flashing LED (2 Hz)\u003cbr data-start=\"1639\" data-end=\"1642\"\u003e• Rated Operating Voltage: 120 VAC, 60 Hz\u003cbr data-start=\"1683\" data-end=\"1686\"\u003e• Mounting Type: 10 cm Aluminum Pole Mount with Foot\u003cbr data-start=\"1738\" data-end=\"1741\"\u003e• Cable: 2 m Flying Leads\u003cbr data-start=\"1766\" data-end=\"1769\"\u003e• Degree of Protection: IP65, NEMA 4, 4X, 13\u003cbr data-start=\"1813\" data-end=\"1816\"\u003e• Operating Temperature: -25 °C minimum\u003cbr data-start=\"1855\" data-end=\"1858\"\u003e• LED Life: Up to 100,000 hours\u003cbr data-start=\"1889\" data-end=\"1892\"\u003e• Maximum Leakage Current Immunity: 3 mA\u003cbr data-start=\"1932\" data-end=\"1935\"\u003e• Status: Discontinued (Functional Replacement Available) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1pr3fye\" data-start=\"2032\" data-end=\"2055\"\u003eCommon Replacements\u003c\/h3\u003e\n\u003cp data-start=\"2057\" data-end=\"2197\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Allen-Bradley 856TC-P10BA3Y4\u003cbr data-start=\"2087\" data-end=\"2090\"\u003e• Allen-Bradley 855F-P10SC20B10Y4\u003cbr data-start=\"2123\" data-end=\"2126\"\u003e• Allen-Bradley 855F-T10SC20B10L4\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"PLG Automation ","offers":[{"title":"New","offer_id":51727368847662,"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_804e7fd5-1633-4639-b7b9-d173b1842230.jpg?v=1770582612","url":"https:\/\/plgautomation.com\/products\/allen-bradley-855f-p10sc20b10y4l4-tower-light-stack-assembly","provider":"PLG Automation ","version":"1.0","type":"link"}