{"product_id":"kidde-hardwired-smoke-detector-20sar-3-pack-with-aa-battery-backup-interconnectable-fast-smolder-detection","title":"Kidde Hardwired Smoke Detector 20SAR 3-Pack with AA Battery Backup — Interconnectable, Fast Smolder Detection","description":"\u003cp\u003e\u003cstrong\u003eThe Kidde 20SAR is a hardwired smoke alarm with AA battery backup that detects smoke faster and links with other alarms to alert an entire home.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for permanent 120V installation with two included AA alkaline backups, the Kidde 20SAR balances professional-grade wiring with the peace of mind of battery redundancy. This three-pack provides code-oriented protection for multiple rooms or floors, combining advanced sensing to reduce nuisance triggers, a loud 85-decibel horn, and interconnect capability so alarms sound together when any unit detects smoke.\u003c\/p\u003e\n\n\u003ch3\u003eHow quickly will this alarm detect smoke compared with other models?\u003c\/h3\u003e\n\u003cp\u003eThe 20SAR uses refined sensing that helps it identify smoldering fires faster than some earlier designs. Internal testing indicates notably quicker response times to smoldering wood scenarios, which may improve early warning in many real-world incidents. It also pairs that sensitivity with logic to avoid frequent nuisance activations.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDetects smoke reportedly over 25% faster in specific smoldering tests.\u003c\/li\u003e\n  \u003cli\u003eOptimized for smoldering and flaming smoke profiles.\u003c\/li\u003e\n  \u003cli\u003eRed LED visual alert complements the audible 85 dB alarm.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat happens if the house loses power?\u003c\/h3\u003e\n\u003cp\u003eWhen AC power is interrupted, the two AA batteries included with each unit take over automatically so the detector continues monitoring. This battery backup helps preserve continuous operation during outages and ensures the alarm remains functional until mains power returns.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConnects to standard 120V AC for normal operation.\u003c\/li\u003e\n  \u003cli\u003eTwo AA alkaline batteries provide backup power during outages.\u003c\/li\u003e\n  \u003cli\u003eBattery swap and test functions are easy to access for maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan multiple alarms be linked so the whole house warns at once?\u003c\/h3\u003e\n\u003cp\u003eYes — the 20SAR supports interconnect capability so that when one alarm senses smoke, all connected Kidde units will sound. This feature is valuable for multi-level homes and larger floorplans where one alarm might otherwise not be heard everywhere.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInterconnects with compatible Kidde alarms (check model compatibility).\u003c\/li\u003e\n  \u003cli\u003eWhen one unit triggers, all linked units alarm simultaneously.\u003c\/li\u003e\n  \u003cli\u003eWiring and connection details are provided in the user guide for installers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this model limit false alarms from cooking or steam?\u003c\/h3\u003e\n\u003cp\u003eThe 20SAR includes sensing algorithms and hardware tuned to discriminate common non-hazardous aerosols from true smoke signatures. That reduces the frequency of nuisance alarms while maintaining responsiveness to genuine smoke events.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdvanced sensing reduces triggers from cooking smoke and steam.\u003c\/li\u003e\n  \u003cli\u003eMaintains reliable detection thresholds for hazardous smoke.\u003c\/li\u003e\n  \u003cli\u003eIncludes a visible red LED to aid quick visual confirmation of alarm status.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Kidde 20SAR three-pack is well suited for homeowners replacing existing hardwired systems, landlords and property managers equipping multiple units, and contractors installing code-compliant alarms. If you need dependable hardwired protection with battery redundancy, interconnect capability, and features that limit nuisance alerts, this model offers a practical balance of performance and everyday reliability.\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: Does the Kidde 20SAR require wiring to work?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It connects to 120V AC for normal operation and uses two included AA batteries for backup.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I link these alarms so they all sound together?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The 20SAR supports interconnection with compatible Kidde alarms so all linked units alarm simultaneously.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Kidde","offers":[{"title":"Default Title","offer_id":52899326034232,"sku":"B0FFVRMPZH","price":228.73,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/6799\/6984\/files\/kidde-20sar-front-view.jpg?v=1788378919","url":"https:\/\/kelorix.ca\/products\/kidde-hardwired-smoke-detector-20sar-3-pack-with-aa-battery-backup-interconnectable-fast-smolder-detection","provider":"Kelorix Canada | Shop Home, Electronics, Beauty, Toys \u0026 More","version":"1.0","type":"link"}