{"product_id":"silent-knight-ske-b450-voice-evac-50-watt-board-only","title":"Silent Knight SKE-B450 Voice EVAC 50-Watt Board Only","description":"\u003cp\u003eThe \u003cstrong\u003eSilent Knight SKE-B450\u003c\/strong\u003e is the replacement PC board (FSKE450) for the SKE-Series 50-watt voice evacuation system, supplied with a manual.\u003c\/p\u003e\u003cp\u003eThe SKE-Series comes in two models, the SKE-450 and SKE-450-ZN4. Both include a built-in Digital Message Repeater, power supply and supervised microphone, plus two alarm inputs: one triggered by reverse polarity and one by a supervised dry contact. The SKE-450-ZN4 adds a zone splitter that divides the speaker output into four outputs.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e50 W output on a 25 or 70.7 VRMS speaker circuit, Class A or B\u003c\/li\u003e\n\u003cli\u003eBuilt-in Digital Message Repeater storing three messages\u003c\/li\u003e\n\u003cli\u003eMessages 1 and 2 are built-in, up to 30 seconds each; message 3 is field programmable, up to 45 seconds\u003c\/li\u003e\n\u003cli\u003eMessages programmable by built-in microphone, line level input or internet download\u003c\/li\u003e\n\u003cli\u003eDigital quality audio with tone generation and control functions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eSKE-B450\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContents\u003c\/td\u003e\n\u003ctd\u003ePC board only (FSKE450), with manual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput power\u003c\/td\u003e\n\u003ctd\u003e50 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeaker circuit\u003c\/td\u003e\n\u003ctd\u003e25 or 70.7 VRMS, Class A or B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlarm inputs\u003c\/td\u003e\n\u003ctd\u003e2: reverse polarity and supervised dry contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStored messages\u003c\/td\u003e\n\u003ctd\u003e3 (two built-in up to 30 s; one field programmable up to 45 s)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem models\u003c\/td\u003e\n\u003ctd\u003eSKE-450, SKE-450-ZN4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"Silent Knight","offers":[{"title":"Default Title","offer_id":68073080127701,"sku":"SKE-B450","price":1692.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/5826\/3253\/files\/silent-knight-boards-default-title-silent-knight-ske-b450-voice-evac-50-watt-board-only-31897013944544.jpg?v=1793582807","url":"https:\/\/fireservicesgroup.com\/products\/silent-knight-ske-b450-voice-evac-50-watt-board-only","provider":"FSG - Fire Services Group","version":"1.0","type":"link"}