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- First Alert Hardwire Smoke Alarm, Dual Sensor
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Item #:
220873152
First Alert Hardwire Smoke Alarm, Dual Sensor
88% of respondents would recommend this to a friend
Item #:
220873152
IMP 86
Price Details
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Imported from USA store
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Order now and get it around Thursday, November 19
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What Stands Out
Dual Sensor Technology
Combines ionization and photoelectric sensors to detect both fast and slow-burning fires, enhancing safety by providing comprehensive fire protection.
10-Year Battery
Equipped with a sealed 10-year battery, eliminating the need for battery replacements, ensuring reliable operation and peace of mind for a decade.
Test & Silence Button
Features an easy-to-access test and silence button, allowing users to conveniently verify functionality and silence nuisance alarms without hassle.
Product Details
| Brand | First Alert |
| Model Number | SM300-AC |
| Unit Count | 6 Count |
| Number of Items | 6 |
| Item Highlight | SM300-AC 6PK, AA Battery Backup |
| Manufacturer | Resideo |
| UPC | 029054021991 |
| Built-In Media | Easy Adapter Plug, AA Batteries |
| Item Type Name | Smoke Alarm |
| Mfr Part Number | SM300-AC |
| Power Source | Corded Electric |
| Alarm | Smoke |
| Sensor Type | Photoelectric, Ionization |
| Product Style | Precision Detection |
| Color | White |
| Item Dimensions D x W x H | 4"D x 4"W x 2"H (10.2 x 10.2 x 5.1 cm) |
| Item Weight | 11.2 ounces (317.52 grams) |
| Style | Precision Detection |
| Product Dimensions (L x W x H) | 4"D x 4"W x 2"H (10.2 x 10.2 x 5.1 cm) |
Who Should Buy?
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Homeowners
Ideal for homeowners seeking reliable fire detection without the hassle of battery replacement for ten years.
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Apartment Dwellers
Perfect for apartment residents who need a compact, easy-to-install smoke alarm with dual sensor technology for enhanced protection.
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Elderly Individuals
Suitable for seniors who may struggle with battery maintenance, providing long-term safety and peace of mind.
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DIY Enthusiasts
Not suitable for those who prefer customizable alarms, as this model has a one-size-fits-all approach.
Product Description
First Alert Hardwire Smoke Alarm, Dual Sensor
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Customer Questions & Answers
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Question:
How to Shop First Alert Hardwire Smoke Alarm, Dual Sensor Online From Ubuy?
Answer: It’s easy to shop First Alert Hardwire Smoke Alarm, Dual Sensor 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, Dual Sensor Available to Shop Online in Isle of Man?
Answer: Yes, at Ubuy Isle of Man this product is available for you to shop at a reasonable price. The First Alert Hardwire Smoke Alarm, Dual Sensor 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 SM300-AC Editorial Review
First Alert Hardwire Smoke Alarm, Dual Sensor is an exceptional safety device featuring dual sensor technology that combines both photoelectric and ionization sensors. This model (SM300-AC) is known for its easy installation, allowing homeowners to replace old smoke detectors swiftly with the existing wiring harness and adapter plug. Users appreciate that it runs on easily replaceable AA batteries, enhancing convenience, especially during late-night emergencies. Many have noted the effectiveness of its alarms, which are loud enough to grab attention while being simple to silence if false alarms occur. Overall, this smoke alarm provides peace of mind with efficient smoke detection and straightforward usability.
Customer Reviews & Ratings
1 customers ratings
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Pros
- Easy installation with existing wiring
- Dual sensor technology enhances safety
- Runs on replaceable AA batteries
- Loud alarms for effective alerts
- Compatible with previous First Alert models
Cons
- Units are slightly bulkier than previous models.
Platform Trust & Buyer Confidence
FK
Fatuma
Verified buyer
“My experience was great I really liked the fact that i get my order delivered within the days promised. The packaging , the product, shipment everything was so good, trustworthy and fast. Definitely will shop again”
28 October 2026 · via Trustpilot
JC
Jane
Verified buyer
“Very easy to order. The product was good quality. The delivery service was excellent, updates given so you knew what was happening.”
30 October 2026 · via Trustpilot
R
Roman
Verified buyer
“Good experience The product I ordered came as expected. What most impressed me in dealing with Ubuy is the communication and updates I received through the process. I knew exactly where and when my item was at all times until delivery. Well done!”
31 October 2026 · via Trustpilot
SH
SJ Hong
Verified buyer
“The package came very quickly and the shipping fee was extremely reasonable! Overall, the service as well as my experience of ordering from Ubuy was a very pleasant experience! Thank you so much!”
31 October 2026 · via Trustpilot
SH
Szilvia
Verified buyer
“Great service. Ordered an item coming from the USA which wasn't available in Ireland or even for delivery from the retailer and it had arrived within a few days. Very happy with the product and the service.”
31 October 2026 · via Trustpilot
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Order now and get it around Thursday, November 19
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