{"product_id":"foster-478-201-14946-01-eia-394-89-36-fire-alarm-transformer","title":"Foster 478 201 14946 01 EIA 394 89 36 Fire Alarm Transformer","description":"\u003cdiv\u003e\n\u003cp\u003eThe Foster 478 201 is a specialized power conversion unit manufactured to maintain the operational integrity of fire alarm control systems. Identified explicitly by the codes 14946 01 and EIA 394 89 36, this transformer serves as a critical component within legacy and compatible detection infrastructures where stable low-voltage energy delivery is mandatory.\u003c\/p\u003e \u003cp\u003eThis unit functions as the primary interface between incoming utility power sources and the sensitive signaling circuits that activate notification devices, sensors, and auxiliary equipment. It steps down standard line voltage to ensure a steady output capable of supporting continuous monitoring operations alongside integrated backup battery charging modules. Replacement installers often select this specific assembly because its standardized mounting configurations allow for direct swaps into existing enclosures without the need to modify surrounding hardware layouts or rewire the main distribution connections.\u003c\/p\u003e \u003cp\u003eIn emergency scenarios, the consistent performance of this transformer prevents communication failures between the central processing unit and field devices such as strobe lights, horns, and smoke detectors. Proper installation involves securing line-side terminals to building power inputs while connecting secondary outputs directly to the control board's dedicated power bus. Facility managers utilize this verified part to confirm that their active safety systems possess a designated independent power source distinct from other general facility loads, ensuring uninterrupted functionality during critical maintenance windows or utility fluctuations.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Foster","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":51691013603630,"sku":null,"price":145.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_a2fa2b9a-fd5f-4e5b-8767-e5cf4696ee55.jpg?v=1769879020","url":"https:\/\/plgautomation.com\/products\/foster-478-201-14946-01-eia-394-89-36-fire-alarm-transformer","provider":"PLG Automation ","version":"1.0","type":"link"}