First Alert
0 ratings
First Alert BRK 3120B Hardwired Photoelectric and Ionization Smoke Alarm
genuine image
First Alert BRK 3120B Hardwired Photoelectric and Ionization Smoke Alarm
Designed to help provide peace of mind with dual sensing for smoldering and fast-flaming fires.
First Alert BRK 3120B Hardwired Photoelectric and Ionization Smoke Alarm

First Alert BRK 3120B Hardwired Photoelectric and Ionization Smoke Alarm

0 ratings Write a review
Out of stock
us Imported from USA store
Secured transactionsecured transaction

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

Our Top Logistics Partners
  • fedex
  • dhl
Designed to help provide peace of mind with dual sensing for smoldering and fast-flaming fires.
Search for similar products
U-Care Warranty:
None
Select a Plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified

paypal payment
visa payment
mastercard payment
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Dual Sensing Technology
Combines photoelectric and ionization sensors for comprehensive smoke detection, ensuring fast response to different types of fires while minimizing false alarms.
Battery Backup
Equipped with a reliable battery backup, this smoke alarm remains functional during power outages, ensuring continuous safety and peace of mind for homeowners.
Hardwired Safety
Hardwired design ensures a constant power supply, providing dependable smoke detection and reducing the need for frequent battery replacements, enhancing overall reliability.

Product Details

Shop for First Alert BRK 3120B Hardwired Photoelectric and Ionization Smoke Alarm with Battery Backup at Ubuy, a Cook Islands. Dual sensor technology, easy installation, and 360-degree access to smoke sensor.
Item Weight1.5 lbs (680 grams)

Who Should Buy?

Suitable For
  • Homeowners

    Ideal for homeowners wanting reliable smoke detection with dual sensing technology for comprehensive safety.

  • Families with Kids

    Great for families as it provides quicker alerts, ensuring children's safety during critical situations.

  • Tech-Savvy Users

    Perfect for users who appreciate advanced features like dual sensing and battery backup for added reliability.

Not Suitable For
  • Budget Buyers

    Not suitable for those seeking cost-effective alternatives, as this smoke alarm may be pricier than basic models.

  • Minimalists

    Unsuitable for minimalists who prefer simpler smoke detection solutions without advanced features and wiring.

  • Rental Properties

    May not be ideal for landlords or renters who prefer portable or easily installed smoke alarms for temporary use.

Product Description

First Alert BRK 3120B Hardwired Photoelectric and Ionization Smoke Alarm

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What features does the First Alert Smoke Alarm offer?

    Answer: The First Alert Smoke Alarm comes equipped with a dual sensor technology that combines both photoelectric and ionization sensors for comprehensive smoke detection. This means it can effectively sense smoldering fires as well as fast-flaming fires. Additionally, it features a test and silence button, allowing you to test the alarm easily or silence false alarms triggered by cooking smoke or steam.
  • Question: How long does the sealed battery in the First Alert Smoke Alarm last?

    Answer: The smoke alarm features a sealed battery that lasts for up to ten years, ensuring continuous operation without the hassle of battery changes. This design means that you won't have to worry about remembering to replace the battery, providing peace of mind that your home remains protected against smoke and fire hazards over an extended period.
  • Question: Is the First Alert Smoke Alarm easy to install?

    Answer: Yes, the First Alert Smoke Alarm is designed for simple installation. It typically mounts easily to the ceiling or wall with the included hardware. Its lightweight design and straightforward instructions make it accessible for most users, making it a convenient choice for enhancing your home’s safety without professional assistance.
  • Question: What makes dual sensor smoke alarms preferable?

    Answer: Dual sensor smoke alarms, like the First Alert SM310, are preferable because they provide a broader range of detection. By combining ionization and photoelectric sensors, this alarm can detect different types of fire more reliably than single-sensor models. This improves overall safety, particularly in varied environments where different ignition sources might be present.
  • Question: Can the First Alert Smoke Alarm be used alongside other safety devices?

    Answer: Absolutely! The First Alert Smoke Alarm can be seamlessly integrated with other safety devices, such as carbon monoxide detectors and smart home systems. It's advisable to install smoke alarms in different areas like bedrooms, hallways, and living spaces, ensuring that your entire home is equipped for safety. This creates a robust safety network that alerts you to potential dangers, enhancing your family's protection.
  • Question: What should I do if the alarm goes off?

    Answer: If the First Alert Smoke Alarm goes off, first check for smoke or fire in your surroundings. If you do not identify any danger, you can use the silence button to silence the alarm temporarily. It’s also a good practice to regularly test the alarm to ensure it functions well and to familiarize yourself with the sound it makes for warning scenarios.
  • Question: Does the First Alert Smoke Alarm require maintenance?

    Answer: Though the sealed battery lasts for an extended period, it's essential to maintain the smoke alarm by testing it monthly to ensure proper function. Additionally, regular cleaning is important to remove dust and debris, which can interfere with its sensors. This proactive approach helps ensure that the alarm remains sensitive to smoke while continuing to provide reliable alerts.
  • Question: Where can I purchase the First Alert Smoke Alarm in Cook Islands?

    Answer: You can buy the First Alert Smoke Alarm, 10-Year Sealed Battery Dual Sensor Detector, from Ubuy in Cook Islands. Ubuy offers various home safety products including smoke alarms, providing options to enhance your home security easily.
  • Question: What is the operational range of the First Alert Smoke Alarm?

    Answer: The operational range of the First Alert Smoke Alarm is designed to cover a typical room size. Ideally, it should be placed on ceilings or high on walls for optimal performance, allowing the sensors to detect smoke effectively. Positioning this alarm appropriately throughout your living spaces ensures that it can respond promptly to potential fire hazards.
  • Question: Is the First Alert Smoke Alarm suitable for all types of homes?

    Answer: Yes, the First Alert Smoke Alarm is suitable for various types of homes, including single-family houses, apartments, and townhouses. Its dual sensor technology is particularly beneficial in environments with diverse fire risks, making it an excellent choice for virtually any home, enhancing safety for families and individuals alike.

First Alert Smoke Detectors & Fire Alarms Editorial Review

No editorial reviews found

Customer Reviews & Ratings

5.0
1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Platform Trust & Buyer Confidence

trustpilot logo
4.3/5 9,000 + reviews
Read reviews
MT
Mohd
Verified buyer

“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer

“Accurate delivery timing given”

16 June 2026 · via Trustpilot
YB
Youcef
Verified buyer

“Not madly expensive like I thought, and much quicker than promised.”

15 June 2026 · via Trustpilot
LM
Leila
Verified buyer

“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”

6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer

“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”

12 June 2026 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

Important information

  • 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.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

Currently unavailable.

We don't know when or if this item will be back in stock.

Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Features & Benefits

  • Dual sensor technology detects both smoldering and fast-flaming fires.
  • Hardwired design ensures reliable performance with battery backup.
  • Alerts you during power outages for continuous protection.
  • Two latching features indicate low battery and the originating alarm.
  • Single test button allows for easy regular testing of the alarm.
  • Enhances home safety and peace of mind for your family.

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.