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๐ฅ๐ Safety that lasts a decadeโbecause your peace of mind shouldnโt quit early!
The Kidde 30CUD10 Smoke & Carbon Monoxide Detector combines cutting-edge photoelectric and electrochemical sensors to deliver reliable dual hazard detection. Powered by a built-in 10-year lithium battery, it eliminates battery changes and reduces false alarms with enhanced sensing technology. Featuring intuitive 3-color LED indicators and self-testing capabilities, this UL-certified alarm ensures continuous, hassle-free protection for your home.















| ASIN | B0CX6BWRMM |
| Alarm | Smoke and Carbon Monoxide Detector |
| Best Sellers Rank | #1,588 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #9 in Smoke & Carbon Monoxide Alarms |
| Brand | Kidde |
| Built-In Media | Alarm, Mounting Hardware, User Guide |
| Color | White |
| Customer Reviews | 4.1 out of 5 stars 1,491 Reviews |
| Enclosure Material | Plastic |
| Global Trade Identification Number | 00047871328383 |
| Item Dimensions D x W x H | 1.88"D x 5"W x 5"H |
| Item Type Name | Smoke and Carbon Monoxide Alarm |
| Item Weight | 10.43 ounces |
| Manufacturer | Kidde |
| Manufacturer Warranty Description | 10 year limited warranty |
| Mfr Part Number | 21032838 |
| Model Number | 30CUD10 |
| Number of Items | 1 |
| Operating Humidity | 10 to 95% relative humidity (RH), non-condensing |
| Power Source | Battery Powered |
| Product Dimensions | 1.88"D x 5"W x 5"H |
| Product Style | 10th Edition |
| Sensor Type | Photoelectric, Electrochemical |
| Style | 10th Edition |
| UPC | 047871328383 |
| Unit Count | 1.0 Count |
| Upper Temperature Rating | 100 Degrees Fahrenheit |
R**Y
What's to not like
I've had this very model detector in my house for 12 years and it finally gave out so I feel like 12 years is a pretty good lifespan so I just bought another one!
S**.
Good smoke detector long life battery
Install was very easy, this is a reliable brand, the last one lasted 10 yrs 2 months. Smoke detector doesnโt come on for daily cooking cooking which is nice
R**O
Easy and good replacement
Our old alarms came to end of the useful cycles with the ever joyous trill beeping and had to get some new ones. These were a pleasant surprise in that 1) they didn't need to be hard wired, 2) they snapped right in, and 3) they stopped the incessant beeping of the failed old ones. Not a complaint to be had.
A**R
Save your money!!!
January20 2026, Iโm updating my review to share I called the company and complained about the product and they are sending a replacement. If they donโt work, I donโt plan to buy this brand but thought Iโd update that calling KIDDE directly they offered customer service to attempt to fix the issue, hopefully this will be a better experience than my current purchase! Donโt buy these! Save your money! My contractor said this was the best brand to purchase and they didnโt last a year, so many false chirps, I cleaned them, tested/reset them and within 24 hours they again go off with a series of three chirps. I am so disappointed with this product I donโt plan to buy them again! No false chirps is false advertising! Faulty, dysfunctional, and caused much stress for my pets with them going off. Iโm a non smoker, no wood heat of any type, and not burning my food, absolutely no reason for them to have continuous chirps of three going off at all. Poor product! This product gets zero stars, only put one so I could post the review!
N**E
Good quality smoke and CO2 detector but I wish they would standardize brackets
The time finally came. Our smoke and carbon monoxide detector (also a Kidde brand) from 2010 finally died and we needed a replacement and the unholy chirp constantly reminded us. After reading various reviews from various online sources, we settled on this newer Kidde smoke and carbon monoxide detector with a sealed 10 year battery. The detector itself was easy enough to install with the included bracket but my biggest gripe is that there is no bracket standard, not just between brands but within the same brand. So to install the new bracket I had to pluck the old wall anchors out and drill new holes for new anchors because the hole pattern was different. Very frustrating because a standard set of hole patterns would allow you to utilize the old anchor points, saving time. I'm too lazy to fill and repaint all the holes so the detector is covering up decades of various bracket holes. Positives + Sealed unit with 10 year life so no battery replacements + Easy enough to install + Easy to test and see function by color coded LEDs + Detects both smoke and carbon monoxide Negatives - No bracket standard hole pattern means having to drill new holes and possibly remove old anchors
M**D
Fire alarm
Easy to use an entire property I have those Iโm very happy with the quantity
A**.
Good deal product and easy installation
Easy installation, we tested the product and it seemed to work well. The price was excellent, it was a better deal than purchasing it at the store. It only took a minute to put up. I love the fact that the battery does not have to be replaced and hopefully will last 10 years as promised.
L**K
smoke detectors
Good price beats home depot Good product
Trustpilot
2 weeks ago
3 weeks ago