Find any Amazon.com product's deals and best prices with our free Amazon deal finder and price tracker. Simply paste the product link (URL) or search by name in the box above. You'll get full product information, Deal Score, and all current deals. Shop smarter with the best Amazon deals finder in the USA.
x
Sorry, Something went wrong!
Kidde Smoke Detector, Hardwired with AA Battery Backup, 20SAR, 3 Pack
✅ In stock
D
Grade
Analysis Confidence
59%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 21, 2026 11:29 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
😐 Weak Deal- 😐Verdict: Weak Deal. Marginal discount. Prices may drop further soon.
- 📉This is the most affordable price seen in roughly three months — a solid near-term opportunity.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
1.28/28
Recent Value
0/22
Market Standing
18.25/20
Deal Strength
7/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
Amazon.com
🚚 Shipping
Free Shipping
Product Details
✓SMOKE DETECTION: Model 20SAR detects smoke over 25% faster*; sounds a loud 85-decibel alarm with red LED light for clear visual warnings; suitable for homes
✓HARDWIRED WITH AA BATTERY BACKUP: Connects directly to 120V AC power and includes two AA batteries for backup operation to help ensure continuous detection during power outages; includes a 10-year limited warranty** from date of purchase
✓REDUCED FALSE ALARMS: Uses advanced sensing technology that helps distinguish between real smoke and everyday cooking or steam; helps reduce false alarms while maintaining quick, accurate detection when smoke is present
✓TESTED FOR SAFETY & PERFORMANCE: Rigorously tested to meet UL 217 10th Edition and FCC standards; designed to help ensure reliable performance and compliance with recognized safety requirements
✓INTERCONNECT CAPABILITY: Connects with other Kidde alarms so when one detects danger, all connected units sound together; helps ensure everyone in the home is alerted to potential hazards***
✓BUILT FOR HOMEOWNERS AND PROFESSIONALS: Designed for those who prioritize dependable, code-compliant detection; supports safety goals for homeowners, property managers, contractors, and professionals seeking long-term home safety assurance
⚙️ Specifications
Brand
Kidde
Style
9th Edition
Power Source
Corded Electric
Color
White
Product Dimensions
1.88"D x 5"W x 5"H
Item Weight
6.4 ounces
Alarm
Audible
Operating Humidity
Up to 95% relative humidity (RH), non-condensing
Upper Temperature Rating
100 °F
Sensor Type
Photoelectric
Material
Plastic
