Kidde 20SA10 Hardwired Smoke Detector - 10-Year Battery Backup, Interconnect, 3-Pack

Overview

Enhance home safety with the Kidde 20SA10 Hardwired Smoke Detector, a reliable solution designed for steady protection. This unit operates on 120V AC power and includes a built-in 10-year battery backup, helping maintain continuous smoke detection during power outages. A bright red LED indicator provides immediate visual cues, while the 85-decibel alarm delivers a clear, attention-grabbing alert when smoke is detected. The 3-pack option makes it convenient to cover multiple rooms or levels with a consistent safety standard.

Fast and Clear Detection

Advanced sensing helps identify smoke quickly, aiming to shorten response times compared to standard detectors. In real-world terms, users may experience faster notification in events where smoke is present, potentially reducing risk during important moments at home.

• Detects smoke over 25% faster in internal testing scenarios
• 85-decibel alarm paired with a visual red LED for unmistakable alerts

Powerful, Low-Maintenance Design

With a built-in 10-year battery backup, this detector minimizes interruptions from low-battery chirps and supports continuous sensing when mains power is interrupted. The 10-year warranty statement reflects a long-term confidence in the device’s build quality.

• Hardwired 120V AC operation with 10-year sealed backup battery
• Potential cost savings on battery replacements over the life of the unit

Smart Sensing and Reduced False Alarms

Enhanced sensing technology helps distinguish real smoke from everyday cooking or steam, aiming to reduce nuisance alarms while preserving rapid detection when genuine danger is present. This balance can minimize routine interruptions without compromising safety.

• Improved discrimination between smoke and steam/cooking by design
• Maintains fast response to actual fire indicators

Interconnect and Professional-Grade Reliability

The interconnect capability links compatible Kidde alarms so when one unit detects danger, others sound together. This feature supports broader awareness across rooms and floors, aligning with safety goals for homeowners, property managers, and safety-conscious professionals.

• Interconnected alarms provide synchronized alerts
• UL 217 10th Edition and FCC testing support dependable performance

What’s in the Box and Practical Use

Ideal for homes or small to mid-sized properties, the 3-pack offers consistent coverage across key areas such as living spaces, bedrooms, and hallways. The compact form factor fits standard ceiling profiles, making installation straightforward for professionals or DIY enthusiasts.

Key Specifications

• Model: 20SA10
• Power: 120V AC with 10-year backup battery
• Alarm level: 85 dB
• LED: Red status indicator
• Interconnect: Yes
• Warranty: 10-year limited