{"product_id":"first-alert-9120b-120v-hardwired-smoke-alarm-with-battery-backup-5-pack","title":"First Alert 9120B 120V Hardwired Smoke Alarm with Battery Backup – 5-Pack","description":"\u003ch2\u003eReliable protection for modern homes\u003c\/h2\u003e\u003cp\u003eProtect your home with dependable, easy to maintain smoke detection from First Alert. The 9120B 120V hardwired smoke alarm with battery backup is designed for continuous protection across multiple rooms, available here as a convenient 5 pack.\u003c\/p\u003e\u003cp\u003eKey benefits include a reliable 120V power supply with a built in 9-volt backup battery, ensuring operation during power outages. It uses an ionization sensor to respond quickly to fast flaming fires, delivering a loud 85 decibel alert that can wake a sleeping household.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e120V AC power with 9-volt battery backup\u003c\/li\u003e\n\u003cli\u003eIonization smoke sensor for fast detection\u003c\/li\u003e\n\u003cli\u003e85 dB alarm to notify occupants\u003c\/li\u003e\n\u003cli\u003eTamper resistant locking pins\u003c\/li\u003e\n\u003cli\u003eSingle button silence and test\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhole home coverage and value\u003c\/h3\u003e\u003cp\u003eThis 5 pack is ideal for multiple rooms such as bedrooms, hallways, and living areas. Having alarms in several zones helps create a broader alert network, so you may notice smoke sooner in at least one area.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFive alarms in one pack for coordinated protection\u003c\/li\u003e\n\u003cli\u003eDesigned for easy mounting in standard ceilings\u003c\/li\u003e\n\u003cli\u003eBattery backup ensures alerting during outages\u003c\/li\u003e\n\u003cli\u003eLow-maintenance with easy testing and replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eInstallation and maintenance tips\u003c\/h3\u003e\u003cp\u003eDuring installation, verify correct wiring polarity and secure all wire nut connections to promote reliable operation. If unsure about wiring, consult a professional. After installation, regularly test the alarm and replace the backup battery as needed.\u003c\/p\u003e\u003cp\u003eNote that proper setup and consistent testing may improve early alerting, but results depend on home layout and conditions.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is included in the First Alert 9120B 5-pack?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A set of five 9120B 120V hardwired smoke alarms with battery backup for multi-room coverage.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How do I test and maintain the 9120B smoke alarm?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use the single button test to confirm operation; replace the backup battery as needed and verify wiring during installation.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"First Alert","offers":[{"title":"Default Title","offer_id":53092819796079,"sku":"B078HKTYS7","price":119.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/0598\/3087\/files\/first-alert-9120b-hardwired-smoke-alarm.jpg?v=1778757812","url":"https:\/\/taskholt.com\/products\/first-alert-9120b-120v-hardwired-smoke-alarm-with-battery-backup-5-pack","provider":"TaskHolt","version":"1.0","type":"link"}