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Fire Sentry i9040E Smoke Alarm

4.4 out of 5 stars 170 customer reviews

Price: $10.15 & FREE Shipping
In stock.
Usually ships within 2 to 3 days.
Ships from and sold by USA Supply Source.
Get expert installation Details

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What's included See more details
  • Service provided by a local pro
  • Estimate is for installation of 1 detector
  • Installing customer-supplied mounting plate
  • Running wiring to mounting location
  • Wiring alarm and attaching to mounting plate
  • Installing backup batteries as needed and testing device
How it works
  • Pro will contact you within 1 business day to schedule
  • Kick back and only pay when the job is done
  • Backed by Amazon's Happiness Guarantee
  • Book the service directly on Amazon
  • Receive confirmation within 1 business day
  • Backed by Amazon's Happiness Guarantee
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Estimate: $112.09
    This fits your .
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  • This product adds a great value
  • Product is highly durable and very easy to use
  • This product is manufactured in China
23 new from $4.61 1 used from $15.01
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$10.15 & FREE Shipping In stock. Usually ships within 2 to 3 days. Ships from and sold by USA Supply Source.

Frequently bought together

  • Fire Sentry i9040E Smoke Alarm
  • +
  • AmazonBasics 9 Volt Everyday Alkaline Batteries (8-Pack)
Total price: $20.14
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Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart
Customer Rating 4 out of 5 stars (170) 4 out of 5 stars (201) 4 out of 5 stars (780) 4 out of 5 stars (16) 4 out of 5 stars (219) 4 out of 5 stars (581)
Price $10.15 $10.36 $22.40 $6.44 $5.98 $7.69
Shipping FREE Shipping FREE Shipping FREE Shipping FREE Shipping FREE Shipping FREE Shipping
Sold By USA Supply Source Amazon.com Amazon.com Amazon.com Amazon.com Amazon.com
Color WHITE WHITE GRAY Multi
Item Dimensions 4.8 x 4.8 x 1.6 in 5.13 x 5.13 x 1.63 in 5.7 x 5.7 x 2.4 in 1.5 x 9 x 6.5 in 5.7 x 5.7 x 2.4 in
Item Weight 6.4 ounces 1.04 lbs 0.6 lb
Size 1 SMOKE ALARM 1 Pack 1-pack 1-pack

Product description

Fire sentry battery operated full size smoke alarm, battery operated smoke alarm utilizing ionization sensing technology, 4 inch unit is smaller in diameter giving it discreet design with the same quality you would expect in a Kidde manufactured product, powered by a 9V battery, providing continuous protection, even during power outages, easy install unit includes a test button to verify the detection Electronics are working as intended, not available to members in Oregon or Vermont. This product adds a great value. Product is highly durable and very easy to use. This product is manufactured in china.


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