FirstAlert

First Alert 9120B / SMI100-AC Smoke Detector, Hardwired Alarm with Battery Backup, 3-Pack

Name: First Alert 9120B / SMI100-AC Smoke Detector, Hardwired Alarm with Battery Backup, 3-Pack
Brand: FirstAlert
SKU: SPH-B07B4CG1PG
Price: 108.60 USD
Availability: InStock

$108.60 USD

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Product Details

About This

Keep your family safe with this 3 pack of hardwired smoke alarms; the battery backup means constant monitoring, even if there's a power failure
Equipped with an ionization sensor, this smoke alarm reliably detects smoke from fast flaming fires and alerts you with an 85 decibel alarm
To ensure complete protection make sure to place one on each level of your home and in each bedroom
Can connect to other compatible BRK or First Alert smoke detectors, to ensure all alarms will sound when smoke is detected
Simple to use, with a single test/silence button, and side load battery compartment; Tamper resistant locking brackets and universal mounting brackets make installation easy
Rigorously tested to meet UL standards
Faster turnarounds on job sites with the easy to install, most trusted alarms in home safety
First Alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 (Based on a First Alert Brand Trust Survey in February 2018)

Overview

Brand : First Alert
Style : Standard Detection
Power Source : Battery Powered,Hardwired
Color : White
Product Dimensions : 1.9"D x 5.6"W x 5.6"H
Item Weight : 9.6 ounces
Sensor Type : Ionization
Global Trade Identification Number : 00029054018489
Unit Count : 3 Count
Number of Items : 3

Shipping & Delivery

We currently ship within the United States only.

Order processing typically takes 3–5 business days, followed by an estimated 3–8 business days for delivery. The total estimated delivery time is 6–13 business days, excluding weekends and public holidays. A different timeframe may apply if stated on the product page before purchase.

Delivery dates are estimates, not guarantees. Shipping charges are shown at checkout.

See our Shipping & Delivery policy for full details.

Returns & Refunds

You may request a return within 30 days of receiving your item. Contact us before sending anything back.

For eligible change-of-mind returns, items must be unused and in their original condition, with tags, packaging, and accessories. Return shipping costs are your responsibility. We do not charge a restocking fee.

If your item arrives damaged, defective, or incorrect, contact us so we can review the issue and arrange a resolution. We cover required return shipping for confirmed issues.

Some exclusions apply. See our Returns & Refunds Policy for full details.

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First Alert 9120B / SMI100-AC Smoke Detector, Hardwired Alarm with Battery Backup, 3-Pack

5 reviews

5 left in stock

108.60

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Details

About This

Keep your family safe with this 3 pack of hardwired smoke alarms; the battery backup means constant monitoring, even if there's a power failure
Equipped with an ionization sensor, this smoke alarm reliably detects smoke from fast flaming fires and alerts you with an 85 decibel alarm
To ensure complete protection make sure to place one on each level of your home and in each bedroom
Can connect to other compatible BRK or First Alert smoke detectors, to ensure all alarms will sound when smoke is detected
Simple to use, with a single test/silence button, and side load battery compartment; Tamper resistant locking brackets and universal mounting brackets make installation easy
Rigorously tested to meet UL standards
Faster turnarounds on job sites with the easy to install, most trusted alarms in home safety
First Alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 (Based on a First Alert Brand Trust Survey in February 2018)

Overview

Brand : First Alert
Style : Standard Detection
Power Source : Battery Powered,Hardwired
Color : White
Product Dimensions : 1.9"D x 5.6"W x 5.6"H
Item Weight : 9.6 ounces
Sensor Type : Ionization
Global Trade Identification Number : 00029054018489
Unit Count : 3 Count
Number of Items : 3

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Frequently Asked Questions

Where can I find product specifications?

Select “View Product Details” to see each product’s specifications, available options, and included items. Check compatibility and usage instructions before ordering.

Where can I find shipping information?

We currently ship within the United States only. Shipping charges are shown at checkout. Please see our Shipping & Delivery page for processing and estimated delivery times.

How do I request a return?

You may request a return within 30 days of receiving your item. Contact us before sending anything back. Eligibility, exclusions, and return shipping costs are explained in our Returns & Refunds Policy.