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- First Alert Hardwire Smoke Alarm
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Item #:
90034953
First Alert Hardwire Smoke Alarm
88% of respondents would recommend this to a friend
Item #:
90034953
TOP 391
Price Details
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2K+ bought
In stock
Imported from USA store
QTY:
Order now and get it around Wednesday, November 04
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Note: Step Down Voltage Transformer required for using electronics products of US store (110 V-120 V). Recommended power converters Buy Now.
What Stands Out
Interconnected System
This smoke alarm features an interconnected system that ensures all alarms sound together, providing comprehensive safety and awareness in case of fire, keeping families informed and alerted in an emergency.
Battery Backup
Equipped with a battery backup, this smoke detector remains operational during power outages, ensuring uninterrupted protection and peace of mind for you and your loved ones, regardless of electrical availability.
Multiple Units
This 3-pack of smoke alarms offers excellent coverage for homes, allowing for easy installation in multiple rooms, maximizing safety in larger spaces and enhancing the overall effectiveness of fire detection.
Product Details
| Brand | First Alert |
| Model Number | SMI100-AC |
| Global Trade Identification Number | 30194160015538 |
| Number of Items | 1 |
| Item Highlight | SMI100-AC, 9V Battery Backup |
| Manufacturer | First Alert |
| Built-In Media | Adapter Plug |
| Item Type Name | Smoke Alarm |
| Mfr Part Number | FSMI100ACSI6 |
| Power Source | Corded Electric |
| Alarm | Audible |
| Product Style | Precision Detection |
| Color | White |
| Item Dimensions D x W x H | 21.63"D x 3.81"W x 15"H (54.9 x 9.7 x 38.1 cm) |
| Item Weight | 16 ounces (453.6 grams) |
| Style | Precision Detection |
| Product Dimensions (L x W x H) | 21.63"D x 3.81"W x 15"H (54.9 x 9.7 x 38.1 cm) |
Who Should Buy?
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Homeowners
Ideal for homeowners seeking a reliable smoke alarm system to protect their residences from fire hazards effectively.
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Families with Children
Great for families needing to enhance safety measures as it interconnects with other alarms for immediate alerts.
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Multi-Story Properties
Suitable for large homes or multi-story properties where comprehensive smoke detection coverage is essential for safety.
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Renters
Not suitable for renters since installation requires hardwiring, which may not be allowed in rental properties.
Product Description
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Customer Questions & Answers
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Question:
How to Shop First Alert Hardwire Smoke Alarm Online From Ubuy?
Answer: It’s easy to shop First Alert Hardwire Smoke Alarm online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location. -
Question:
Is First Alert Hardwire Smoke Alarm Available to Shop Online in Tonga?
Answer: Yes, at Ubuy Tonga this product is available for you to shop at a reasonable price. The First Alert Hardwire Smoke Alarm is not available locally but you can trust us with our express shipping services. -
Question:
How Long Does It Take to Get Product After Placing the Order?
Answer: The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.
First Alert Smoke Detectors & Fire Alarms SMI100-AC Editorial Review
First Alert Hardwire Smoke Alarm offers a reliable solution for home safety with easy installation and interconnected capability. Users appreciate its straightforward setup process, especially when replacing older hardwired detectors, as it includes a quick connect plug and mounting bracket that make installation hassle-free. This model minimizes false alarms from cooking, providing peace of mind, while its loud 85-decibel alarm ensures you can easily hear it throughout your home. The added battery backup feature is a major plus, ensuring the alarm remains operational even during power outages. Overall, this smoke alarm is recognized for its solid build and dependable performance, making it a valuable addition to any home.
Customer Reviews & Ratings
2675 customers ratings
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5 Star
79%
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4 Star
9%
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3 Star
4%
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2 Star
2%
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1 Star
6%
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Pros
- Easy to install with included mounting bracket
- Minimizes false alarms from cooking
- Interconnect feature for added safety
- Loud 85-decibel alarm for emergencies
- Battery backup for power outages
Cons
- Not a high-tech smart unit
Platform Trust & Buyer Confidence
BS
Beat
Verified buyer
“Simple process, tax and import duties announced by email. Paid online. Delivery was quick. Can recommend.”
22 October 2026 · via Trustpilot
S
Songpon
Verified buyer
“The product met my expectations perfectly. The ordering process was convenient and easy, and I was kept updated on the delivery status throughout the shipping process. The delivery was also very fast. I can confidently confirm that Ubuy provides an excellent shopping and delivery experience. Highly recommended! From Thailand”
22 October 2026 · via Trustpilot
D
Dimitra
Verified buyer
“Quick and efficient delivery and the possibility to get the package delivered from a pick-up point. I'm very happy with my experience and would recommend it again!”
22 October 2026 · via Trustpilot
HJ
Heer
Verified buyer
“My product came in good condition from the USA. I was happy that I could buy via this Chanel and that DHL brought it to my house. The communication is fine. The charger works very well. Fast and my Samsung watch and Samsung airbuds and Samsung Fold 8 Ultra all charge fast.”
22 October 2026 · via Trustpilot
SF
Sergey
Verified buyer
“Hello Ubuy team, thank you so much for the excellent service! I received the package today; it arrived in great condition and was packed very neatly. The delivery was fast, and the courier was very friendly as well. Wishing continued success to Ubuy and the entire team!”
23 October 2026 · via Trustpilot
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- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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TOP 391
Order now and get it around Wednesday, November 04
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