{"product_id":"b200s-lf-iv","title":"Low Frequency Sounder Base","description":"\u003cp\u003elow-frequency intelligent sounder base is designed for use with compatible addressable detector heads in fire alarm systems. It produces a 520 Hz audible signal to support sleeping-area notification requirements and is suited for hospitality and commercial applications where low-frequency occupant notification is required. The base supports multiple tone patterns, two sound output levels, and separate external power for sounder operation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"xiw3r5\" data-start=\"529\" data-end=\"587\"\u003eProduces a 520 Hz +\/- 10% low-frequency square wave tone\u003c\/li\u003e\n\u003cli data-section-id=\"1py432q\" data-start=\"588\" data-end=\"673\"\u003eSupports Continuous, ANSI Temporal 3, ANSI Temporal 4, and March Time tone patterns\u003c\/li\u003e\n\u003cli data-section-id=\"1ocdidx\" data-start=\"674\" data-end=\"774\"\u003eTwo sound output levels: greater than 75 dBA or 85 dBA minimum at 10 ft. at 24V in continuous tone\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1rn31m3\" data-start=\"852\" data-end=\"955\"\u003eMounting plate supports multiple common junction box sizes and includes remote annunciator connection\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":46736485613757,"sku":"B200S-LF-IV","price":96.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/4773\/8045\/files\/B200S-LF-IV_img1.png?v=1777911612","url":"https:\/\/www.jsassociates.com\/products\/b200s-lf-iv","provider":"JSA Lighting","version":"1.0","type":"link"}