Kidde Hardwired Smoke Detector 4-Pack

Updated November 9, 2026

This auction ended on November 11, 2026. See upcoming auctions from Rockey Auctions.

Lot number	7r
Auction	1095 HOME IMPROVEMENT ~MILTON~
Date	November 11, 2026 at 4:00 PM EST
Auction house	Rockey Auctions
Location	NORTHUMBERLAND, Pennsylvania

Location: Milton Brand: Kidde Model: 21032827 Retail Price: $109 Experience the next level of fire safety with the Kidde Hardwired Smoke Detector, AA Battery Backup, Interconnectable and LED Warning Lights, model 20SAR. This smoke detector has enhanced sensing technology that reduces false alarms often caused by cooking and sends fast alerts that help give your family more time to get out safely. Plus, it is interconnected so when one alarm sounds, they all do so you never miss an emergency (see user guide for compatibility with other Kidde models). This alarm offers a modern 5 in. design ideal for all living spaces such as living rooms, hallways, kitchens, and bedrooms. Comprehensively tested and designed to the latest UL standard for safety and reliability, the 5 in. smoke alarm is powered by 120V AC wiring with 2 AA alkaline replaceable backup batteries (included) for continual detection even during outages. Batteries should be replaced every 6 months. When smoke is detected, the red LED light will flash in time with the loud 85-decibel alarm to help you seek safety. A test-hush button allows you to test the battery operations as well as silence nuisance alarms, should they occur. In addition, the detector is self-testing and easy to install with the included twist-and-click mounting bracket. Meets requirements of 10th Edition UL 217 and FCC. Does not meet requirements for CSFM.. Hardwired with 2-AA battery backup. Wiring adapter available for quick and easy installation. 3 LED light notifications indicate alarm status. Alarm Sensor Type: Photoelectric. Alarm/Detector Features: Hush Button,Tamper Resistant. Alert Type: Siren. Commercial/Residential: Home. Included: Battery Back-Up,Mounting Hardware,Owner's Manual. Pack Size: 4. Power Source: Hardwired. Voltage (V): 120 V. Certifications and Listings: ETL Certified. Product Depth (in.): 1.88 in. Product Width (in.): 5 in. Disclaimer : DISCLAIMER: This listing contains a stock image of the item to be auctioned, in order to illustrate the item’s design and functionality when new. However, this stock image is provided for ILLUSTRATION PURPOSES ONLY and cannot be relied upon by any bidder. Instead, actual photos of the specific item up for auction are provided within the gallery. Any written overview regarding features, operations, or capabilities reflects the item’s original specification when new and does not guarantee current condition or complete performance. The absence of any description by Rockey Auction of the item to be auctioned does not establish an implied representation that it is new or functional. It is a bidder's sole responsibility to inspect all actual product photos, read descriptions carefully, and perform any desired pre-bid inspections or inquiries. Bids placed constitute full acknowledgment and satisfaction with the item's condition along with Rockey Auction’s terms AND CONDITIONS of sale, which can be found in full in the tab below.

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