1 / 7X-Sense SD2L0AX Smoke Detector, 10-Year Battery, 5-Pack
Pack: The X-Sense SD2L0AX smoke detector is a five-unit battery-powered set with a built-in battery rated for up to 10 years. It uses photoelectric sensing and includes a test/silence button, with no-wire installation described in the listing.
At a glance
- The listing claims a built-in, tamper-resistant lithium battery provides up to 10 years of power.
- Photoelectric sensing is described as helping reduce nuisance alarms from cooking fumes and steam.
- A test/silence button and built-in self-test are listed.
- Installation is described as no-wire, with mounting screws included.
- The title identifies the detector as UL 217 certified, while the feature text says ETL listed and tested to meet UL 217.
Reference price: $109.99
Price checked: Nov 13, 2026
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Pros and cons
Pros
- A five-pack can cover several intended locations without separate wiring, according to the listed no-wire installation claim.
- A hush control and self-test provide basic on-device test and nuisance-alarm handling functions.
- The long-life built-in battery is intended to reduce routine battery replacement.
Technical specifications
9 specifications| Brand | X-Sense |
|---|---|
| Model | SD2L0AX |
| Pack quantity | 5 |
| Sensor type | Photoelectric |
|---|---|
| Alarm | Audible |
| Power configuration | Battery Powered |
|---|
| Dimensions listed | 4.8"D x 4.8"W x 1.8"H |
|---|---|
| Weight listed | 1.1 kg |
| Color | White |
|---|
What to know before buying
Listing details to confirm
The listing describes the battery as providing up to 10 years, not a guaranteed service life. Customer feedback is mixed on durability and reliability, including reports of early failure, and customers differ on perceived loudness. The title says UL 217 certified, while the feature text says ETL listed and tested to meet UL 217. Confirm the exact certification wording and suitability for your installation before buying.
Who is it for?
A good fit for
- Households that need multiple standalone smoke alarms and prefer battery power over wiring.
- Buyers looking for a photoelectric detector with test and hush controls.
Less suited to
- Buyers who require a documented interconnected alarm system or a combined smoke and carbon monoxide detector, neither of which is established for this model in the listing.
Customer reviews on Amazon
- 5 stars
77% 77% - 4 stars
12% 12% - 3 stars
4% 4% - 2 stars
2% 2% - 1 star
5% 5%
Customer feedback highlights easy installation, appearance, perceived value and reduced need for frequent battery changes. However, reliability and durability reports are mixed, with some customers describing early failures and differing expectations about lifespan. Customers also disagree about loudness. The long-life battery claim may suit buyers seeking less routine maintenance, but it should not be read as evidence that every unit will last for the full stated period. Aggregate ratings are generally positive, but do not resolve those individual concerns.
Positive themes
- Customers describe installation as easy and appreciate the appearance.
- Some customers value the battery life and consider the product good value.
Negative themes
- Some customers report that a detector stopped working in less than two months.
Mixed feedback
- Customers disagree about durability, with reports ranging from early failure to expectations of a much longer life.
- Customers differ on whether the alarm is loud enough.
Frequently asked questions
How many detectors are listed in this pack?
The listing identifies it as a five-pack, and the package inventory names five smoke alarms.
What kind of sensor does the SD2L0AX use?
The product details identify a photoelectric sensor. The listing says this sensing approach helps reduce nuisance alarms from cooking fumes and steam.
Does it need to be wired in?
The listing describes no-wire installation using included screws. It does not establish that this model interconnects with other alarms.
How long is the battery expected to last?
The listing claims up to 10 years from its built-in battery. This is a stated maximum, not a guaranteed service life.
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