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First Alert Interconnect Hardwire Dual Sensor Smoke
18th Jul 2026, 04:52 PM

First Alert Interconnect Hardwire Dual Sensor Smoke Alarm with Battery Backup, SM300-AC, 3-Pack

Price may vary by location, shipping cost, and availability.
0% Off
$114.99
$114.99

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Highest: $114.99
Average: $106.39
Lowest: $89.05

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Based our analysis and observation, there is 72.97% chance that the price of First Alert Interconnect Hardwire Dual Sensor Smoke... will increase. Price of product might fluctuate around 3% from current price.*

Price History Graph

Offer Price Prices
Lowest: -
Average: -
Highest: -

Price History Information

You can check the price history of First Alert Interconnect Hardwire Dual Sensor Smoke Alarm with Battery Backup, SM300-AC, 3-Pack here. This product's current Price in USA is $114.99. The average and highest prices are $106.39 and $114.99 respectively.

Lowest Ever Price $89.05
7th Sep 2025
Average Price $106.39
Based on 913 days price tracking
Highest Price $114.99
7th Apr 2025

Current Price in USA

Price $114.99
MRP $114.99
Savings $0.00
Discount 0%

Recent Price Drops on First Alert Interconnect Hardwire Dual Sensor Smoke Alarm with Battery Backup, SM300-AC, 3-Pack

Price Drop 2nd Jan 2026
$110.47 → $102.66
7.07% drop
Price Drop 14th Oct 2025
$106.22 → $97.58
8.13% drop
Price Drop 24th Sep 2025
$104.04 → $98.12
5.69% drop
Price Drop 6th Sep 2025
$104.51 → $89.05
14.79% drop
Price Drop 12th Jul 2025
$112.30 → $100.24
10.74% drop
Price Drop 1st Feb 2025
$105.20 → $97.76
7.07% drop

Product Information

Details

Product Name First Alert Interconnect Hardwire Dual Sensor Smoke Alarm with Battery Backup, SM300-AC, 3-Pack
Store Product Code B0CLVR6YJK
Store Name amazon.com
Brand First Alert
Rating 9 / 10
Category Smoke Detectors & Fire Alarms
Color White
Dimensions 4"D x 4"W x 2"H

Features

  • First Alert's Precision Detection advanced sensing technology reduces cooking nuisance alarms and delivers early warning
  • Dual smoke sensor technology provides optimal protection for both smoldering and fast flaming fires
  • Interconnects with most First Alert and BRK alarms so when one sounds, all compatible alarms sound to provide an early warning
  • Latching Alarm Indicator visually identifies the unit that initiated the alarm or low battery warning
  • Battery backup provides continuous protection during power outages

Images

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Image of First Alert Interconnect Hardwire Dual Sensor Smoke Alarm with Battery Backup, SM300-AC, 3-Pack
Image of First Alert Interconnect Hardwire Dual Sensor Smoke Alarm with Battery Backup, SM300-AC, 3-Pack
Image of First Alert Interconnect Hardwire Dual Sensor Smoke Alarm with Battery Backup, SM300-AC, 3-Pack
Image of First Alert Interconnect Hardwire Dual Sensor Smoke Alarm with Battery Backup, SM300-AC, 3-Pack
Image of First Alert Interconnect Hardwire Dual Sensor Smoke Alarm with Battery Backup, SM300-AC, 3-Pack
Image of First Alert Interconnect Hardwire Dual Sensor Smoke Alarm with Battery Backup, SM300-AC, 3-Pack
Image of First Alert Interconnect Hardwire Dual Sensor Smoke Alarm with Battery Backup, SM300-AC, 3-Pack

Rating and Reviews

9 Based on 78 reviews

First Alert Interconnect Hardwire Dual Sensor Smoke has 9 rating out of 10. This average rating is consist of 78 individual ratings. You can rate this product at product review page.

* Predictions is created on based of past prices and trends, it does not guarantee that it will happen. These are just prediction for theoretical information only.
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