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KIDDE 21033081 Firex Wired Alarm Backup Battery 047871330812

21033081 Kidde Firex Hard-wired Smoke Alarm With Aa Backup Battery - White

( Brand: Kidde ), ( Product Finish Color: White ), ( Product Type: Detectors ), ( Model Name: 21033081 ), ( Material: Not Offered ), ( UPC: 047871330812 )

Review KIDDE Firex Hard wired Smoke Alarm Backup Battery White

The Kidde 21033081 Firex Hard-Wired Smoke Alarm with Backup Battery is a vital safety device designed to ensure the continuous functionality of your hard-wired smoke alarm system, even during power outages. This battery operates as a backup for your Kidde interconnected hard-wired smoke alarm system, providing peace of mind in case of unexpected power loss.

This backup battery is specifically designed for use with Kidde's hard-wired smoke alarms, ensuring seamless integration and compatibility. It is a 9V alkaline battery that comes pre-installed in the alarm, eliminating the need for separate battery purchases and installation. The battery is tested and approved by Kidde to ensure optimal performance and longevity.

Measuring approximately 3.3 inches long, 1.5 inches wide, and 1.1 inches high, this battery is compact and unobtrusive, making it easy to install and integrate into your existing smoke alarm setup. Its sleek, white design complements most home decors and blends in effortlessly.

The Kidde 21033081 Firex Hard-Wired Smoke Alarm with Backup Battery is easy to install. It is designed to fit standard junction boxes and can be installed using the included mounting bracket and screws. Once installed, the battery automatically connects to the hard-wired smoke alarm, providing uninterrupted power.

This backup battery is an essential component of a comprehensive home safety system. It offers the peace of mind that comes with knowing that your smoke alarm system will continue to function during power outages, helping to ensure the safety of you and your loved ones. The long-lasting battery provides ample power to keep your smoke alarms operational for hours during a power failure, giving you ample time to evacuate your home in case of an emergency.

In summary, the Kidde 21033081 Firex Hard-Wired Smoke Alarm with Backup Battery is a reliable and essential safety device for any home. Its compact size, easy installation, and long-lasting battery make it an indispensable addition to your hard-wired smoke alarm system, providing peace of mind and an extra layer of protection against the unexpected.

The Kidde 21033081 Firex Hard-Wired Smoke Alarm with Backup Battery is a crucial safety device for any home. Here are some pros and cons to help you decide if this particular smoke alarm is the right choice for you:

Pros:

1. Hard-wired smoke alarm: This smoke alarm is connected to your home's electrical system, ensuring a constant power source.

2. Backup battery: In case of a power outage, the backup battery will keep the alarm functioning, providing an additional layer of safety.

3. Interconnected: When you connect multiple smoke alarms in your home, they communicate with each other. This feature allows the alarms to activate simultaneously, providing early warning and increasing safety.

4. Test button: The smoke alarm has a test button that allows you to easily check the functionality of the device.

5. Long lifespan: The smoke alarm can last up to 10 years, reducing the need for frequent replacements.

Cons:

1. Requires professional installation: Since the smoke alarm is hard-wired, you may need to hire a professional electrician to install it.

2. Battery replacement: Although the backup battery will keep the alarm functioning during a power outage, it will need to be replaced every 5-7 years.

3. Loud alarm: Some users have reported that the alarm is very loud and may be distressing for some individuals.

4. Limited compatibility: The Kidde 21033081 Firex Hard-Wired Smoke Alarm with Backup Battery is not compatible with all home security systems.

In conclusion, the Kidde 21033081 Firex Hard-Wired Smoke Alarm with Backup Battery offers several advantages such as constant power, backup battery, interconnected capability, and long lifespan. However, it also comes with some disadvantages like requiring professional installation, battery replacement, loud alarm, and limited compatibility.

Despite the cons, the pros significantly outweigh them, and the safety benefits of having a reliable smoke alarm in your home make this device a worthwhile investment. If you're looking for a hard-wired smoke alarm with a backup battery, the Kidde 21033081 Firex Hard-Wired Smoke Alarm is a solid choice.

part # 21033081 prices

  • $22.95-$39.67

specifications bassbosco:

  • brand: Kidde
  • product finish color: White
  • product type: Detectors
  • model name: 21033081
  • material: Not Offered
  • upc: 047871330812

returns bassbosco:

  • policy: Returns Accepted
  • method: Money back
  • paid by: Seller
  • time: 30 Days

general bassbosco:

  • Musical Instruments Gear > Guitars Basses > Bass Guitars
  • condition: Used

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  • # reviews: 18688
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shipping bassbosco:

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  • carrier: USPS, UPS
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offer bassbosco:

  • quantity: 1
  • availability: In Stock
  • started: March 24, 2026
  • best offers: True
  • options: Ship-to-home
  • sold: 0
product finish color: white, product type: detectors, model name: 21033081,
category: musical instruments > guitars basses > bass guitars, color: white, material: not offered, sku: 6694085604922782,
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5 offers $22.95–$39.67 USD
  • Offer #1: $22.95 price + free delivery = $22.95* total. Kidde Firex Smacfex: Smoke Alarm Detector Hardwired +AA Backup Battery New.FREE SHIPPING
  • Offer #2: $39.67 price + free delivery = $39.67* total. Please see pictures for more details and condition NOS Lot Of 2 Kidde SMACFEX 120V Hardwired Smoke Alarm.FREE SHIPPING
  • Offer #3: $25.99 price + free delivery = $25.99* total. The Kidde brand is trusted for its quality and durability, making the SMACFEX model a dependable choice for ensuring safety in your home or business. The Kidde FireX SMACFEX Smoke Alarm is a reliable and essential fire protection device designed for both residential and commercial settings.FREE SHIPPING
  • Offer #4: $13.97 price + $8.06 delivery = $22.03* total. Some box damage. New in box, great condition.+$8.06 shipping
  • Offer #5: $24.99 price + free delivery = $24.99* total. Kidde Firex Hard-Wired Firex Smoke Alarm with AA Backup Battery Firex Hard-Wired Firex Smoke Alarm with AA Backup Battery Smoke Detectors White.FREE SHIPPING