{"product_id":"thorn-automated-systems-oxa-502sda-audio-signal-driver-module-976217","title":"THORN AUTOMATED SYSTEMS OXA-502SDA AUDIO SIGNAL DRIVER MODULE 976217","description":"\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:15a55551-664a-4560-bab9-75fa83c8cf1f-79\" data-is-intersecting=\"true\"\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-WEB:15a55551-664a-4560-bab9-75fa83c8cf1f-79\" data-turn-id-container=\"request-WEB:15a55551-664a-4560-bab9-75fa83c8cf1f-79\" data-testid=\"conversation-turn-158\" 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=\"9ccdd15d-334b-4258-afda-2e6d6c13b0b7\" 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=\"17lc1ru\" data-start=\"0\" data-end=\"16\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"18\" data-end=\"779\"\u003eThe Thorn Automated Systems OXA-502SDA Audio Signal Driver Module (P\/N 976217) is used in addressable fire alarm control systems to supervise and drive audio notification circuits for emergency voice evacuation and fire alarm signaling. Commonly installed in Autocall TFX-500 and TFX-800 fire alarm systems controlling speaker circuits, audio risers, and emergency voice evacuation equipment in commercial buildings, hospitals, schools, industrial facilities, and institutional life safety systems. Fire alarm technicians and \u003ca href=\"https:\/\/plgautomation.com\/collections\/hmi-operator-interfaces\"\u003esystem integrators\u003c\/a\u003e use this signal driver module for system expansion, preventive maintenance, replacement of failed audio driver modules, and restoration of supervised audio notification circuits. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"781\" data-end=\"798\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"800\" data-end=\"1311\"\u003eThe Thorn Automated Systems OXA-502SDA audio signal driver module provides supervised audio output for emergency voice evacuation and alarm notification systems while communicating with compatible Autocall fire alarm control panels. It is widely used in commercial and industrial fire detection systems requiring monitored audio speaker circuits, voice evacuation messaging, and supervised notification appliance circuits in accordance with life safety system requirements. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1313\" data-end=\"1342\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1344\" data-end=\"2144\"\u003e• Brand: Thorn Automated Systems \/ Autocall\u003cbr data-start=\"1387\" data-end=\"1390\"\u003e• Model: OXA-502SDA\u003cbr data-start=\"1409\" data-end=\"1412\"\u003e• Part Number: 976217\u003cbr data-start=\"1433\" data-end=\"1436\"\u003e• Product Type: Audio Signal Driver Module\u003cbr data-start=\"1478\" data-end=\"1481\"\u003e• Function: Supervised Audio Signal Driver\u003cbr data-start=\"1523\" data-end=\"1526\"\u003e• System Type: Addressable Fire Alarm System\u003cbr data-start=\"1570\" data-end=\"1573\"\u003e• Compatible Systems: Autocall TFX-500 and TFX-800 Fire Alarm Control Panels\u003cbr data-start=\"1649\" data-end=\"1652\"\u003e• Installation Type: Plug-In Module\u003cbr data-start=\"1687\" data-end=\"1690\"\u003e• Application: Emergency Voice Evacuation and Audio Notification\u003cbr data-start=\"1754\" data-end=\"1757\"\u003e• Addressable Communication: Compatible with TFX Addressable Loop\u003cbr data-start=\"1822\" data-end=\"1825\"\u003e• End-of-Line Resistor: 27 kΩ (P\/N 976250)\u003cbr data-start=\"1867\" data-end=\"1870\"\u003e• Audio Riser EOL Resistor: 5.1 kΩ, 2 W (P\/N 4281-050)\u003cbr data-start=\"1924\" data-end=\"1927\"\u003e• Mounting: OXM-501 RM\/SDA Motherboard\u003cbr data-start=\"1965\" data-end=\"1968\"\u003e• Suitable for Supervised Audio and Speaker Circuits\u003cbr data-start=\"2020\" data-end=\"2023\"\u003e• OEM Fire Alarm System Component\u003cbr data-start=\"2056\" data-end=\"2059\"\u003e• Designed for Continuous Life Safety Operation \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2146\" data-end=\"2170\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2172\" data-end=\"2336\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Thorn Automated Systems OXA-501SDA 976186\u003cbr data-start=\"2215\" data-end=\"2218\"\u003e• Thorn Automated Systems OXA-503SDA 976218\u003cbr data-start=\"2261\" data-end=\"2264\"\u003e• Thorn Grinnell OXA-504SDA 976216\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\n\u003c\/div\u003e","brand":"Thorn","offers":[{"title":"New","offer_id":51714022080814,"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_31ab3849-07e5-495d-bec0-39f6ff14dd2d.jpg?v=1770414041","url":"https:\/\/plgautomation.com\/products\/thorn-automated-systems-oxa-502sda-audio-signal-driver-module-976217","provider":"PLG Automation ","version":"1.0","type":"link"}