Kidde Smoke Detector, Hardwired with 10-Year Battery Backup, Interconnectable, LED Status Lights, 85 dB Alarm, 5-inches, 20SA10, 1 Pack
Kidde

Kidde Smoke Detector, Hardwired with 10-Year Battery Backup, Interconnectable, LED Status Lights, 85 dB Alarm, 5-inches, 20SA10, 1 Pack

$35.97$41.97★ 4.0(1,256 reviews)
Mubboo Score 5.4/10
  • SMOKE DETECTION: Model 20SA10 features advanced sensing technology that detects smoke over 25% faster*; sounds a loud 85-decibel alarm with …
  • HARDWIRED WITH 10-YEAR BATTERY BACKUP: Operates on 120V AC with a built-in 10-year battery; helps provide continuous detection; saves up to …
  • REDUCED FALSE ALARMS: Uses enhanced sensing technology that helps distinguish between real smoke and everyday cooking or steam; helps reduce…
  • TESTED FOR SAFETY & PERFORMANCE: Rigorously tested to meet UL 217 10th Edition and FCC standards; designed to help ensure reliable performan…
  • INTERCONNECT CAPABILITY: Connects with other Kidde alarms so when one detects danger, all connected units sound together; helps ensure every…
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Mubboo Value Score: 5.4/10

Quality8.0/10
based on 4.0/5 customer rating
Popularity0.7/10
1,256 reviews, top 30% in Smoke Detectors
Value7.6/10
priced below 76% of Smoke Detectors

How it stacks up

Rated 4.0/5 — better than 3% of 37 Smoke Detectors we track. Budget-tier pricing at $35.97.

Head-to-Head vs Category Leader

KiddeKidde (Leader)
Price$35.97$49.97
Rating4.0/54.9/5
Reviews1,25618
Mubboo Score5.4/105.3/10

The Kidde Smoke Detector, Hardwired with 10-Year B is 28% cheaper but rated lower (4 vs 4.9).

Quick Specs

Alarm
Smoke Detector
Color
White
Style
9th Edition
Unit Count
1.0 Count
Item Weight
9.39 ounces
Sensor Type
Photoelectric
Manufacturer
Kidde
Model Number
20SA10

What reviewers say

Synthesized from 40 reviews · 100% verified purchases.

Test units upon arrival, as included batteries may be dead or drain quickly. Verify activation tab functions and note that sealed-battery models may not interconnect with other alarms.

Rating reliability

Well reviewed — reliable rating

About Kidde

  • 155 products in our database
  • Average rating: 4.6/5 across all products
  • Price range: $12.87 – $381.75
  • Categories: Carbon Monoxide Detectors, Fire Extinguishers, Smoke Detectors

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BRK First Alert 9120BFF/ SMI100-AC Smoke Detector, Hardwired Alarm with Battery Backup, White, 1-Pack
BRK First Alert 9120BFF/ SMI100-AC Smoke Detector, Hardwired Alarm with Battery Backup, White, 1-Pack
$18.99 ★4.7
Hilmon Smoke Alarm Fire Detector,Battery Operated Photoelectric Smoke Detector with Test Button and Low Battery Warning, Fire Alarms Smoke Detectors for Home, 6 Pack
Hilmon Smoke Alarm Fire Detector,Battery Operated Photoelectric Smoke Detector with Test Button and Low Battery Warning, Fire Alarms Smoke Detectors for Home, 6 Pack
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First Alert 9120B 120 Volt Hardwired Smoke Alarm With Battery Back Up 5 Pack
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$83.26 ★4.7

Frequently Asked Questions

Is the Kidde Kidde Smoke Detector, Hardwired with 10-Year Battery Backup, Int worth buying in 2026?

It earns a Mubboo Score of 5.4/10, with a 4.0/5 rating from 1,256 reviews — better than 3% of Smoke Detectors we track.

How much does the Kidde Kidde Smoke Detector, Hardwired with 10- cost?

It is currently $35.97 — budget-tier pricing for Smoke Detectors.

How does it compare to the top-rated Smoke Detectors?

The Kidde Smoke Detector, Hardwired with 10-Year B is 28% cheaper but rated lower (4 vs 4.9).

Sources & References

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