Product Library / Security Systems & Alarms
Research profile · last verified 2026-07-19X-Sense XP0A-MR Interconnected Smart Smoke & CO Alarm
Compatibility
| Ecosystem | Support | The catch |
|---|---|---|
| Amazon Alexa | Not checkedWe have not verified this yet — this is not a claim about the product | Genuinely unresolved. An "X-Sense Home Security" Alexa skill exists, but X-Sense's own site never names Alexa on any smoke or CO product page and its product search returns nothing for "alexa" — the one X-Sense product marketed as Alexa-compatible is a different security-system line. The skill listing itself could not be read to confirm whether alarm events reach Alexa. |
| Google Home | Doesn't workVerified: does not work with this ecosystem | X-Sense's own site search returns zero products for "google home", and no Google integration is named on any product page or on the SBS50 base-station page. |
| Apple Home | Doesn't workVerified: does not work with this ecosystem | X-Sense's own site search returns zero products for "homekit", and there is no Matter route — the CSA certified-products database returns no entries for X-Sense at all. |
| SmartThings | Doesn't workVerified: does not work with this ecosystem | X-Sense's own site search returns zero products for "smartthings", and it is absent from every product page and from the base-station page. |
| Home Assistant | PartialPartial support — see the catch | X-Sense puts a "Compatible with Home Assistant" badge on this model's page, but no official integration exists on either side — Home Assistant has no X-Sense integration, and the working path is a community HACS component that signs into X-Sense's cloud with a second shared account. It does expose real alarm state plus CO level, but it is cloud-dependent and unofficial. X-Sense's own blog limits the claim to SBS50-based models. |
? Not checked means we haven’t verified that ecosystem yet — it is a statement about our research, never a verdict on the product. A Setup Check can research it for you.
Protocols: WIFI · BLUETOOTH
Needs before it works: The separately sold X-Sense SBS50 base station ($22.99), for anything smart. The alarm itself has no Wi-Fi radio — X-Sense classes this model as 'Base Station Interconnected (App)', so app notifications, remote silence and the CO readout all reach the internet through the SBS50. A single alarm does not ship with one. Note the trade-off in X-Sense's own words: connecting the alarms to the base station means you 'lose the customizable wireless network', and the interlinked whole-network test stops working.
Subscription reality
✓ Works without a subscription: Yes.
Nothing about the alarm or the app is paywalled — Protect+ adds professional monitoring as a separate service, not a gated feature. Plan prices are not recorded: the tiers render via JavaScript and the page showed only '$4.16/mo, billed annually' without a per-tier breakdown. Figures circulating in tech press are not primary-sourced and were not adopted.
Maintenance reality
- Batteries: 1× CR123A 3V lithium, replaceable, pre-installed — expect roughly 60 months per set
- Cloud dependence: No — core function survives without the vendor's cloud
- X-Sense's own spec table gives 5 years of battery life on the wireless interconnected network but 3–5 years when connected to the base station — running it as a smart alarm costs battery life. Hard 10-year sensor end-of-life from date of manufacture; at expiry the alarm beeps three times a minute with a spoken replacement warning that can be silenced for only 22 hours. Photoelectric smoke plus electrochemical CO; sounder ≥85 dB at 10 ft.
The catch
The base station and the alarm-to-alarm network are mutually exclusive, in X-Sense's own words: connect the alarms to the base station and "you'll receive app notifications but lose the customizable wireless network"; choose the network instead and you lose app notifications. Base-station mode also drops the interlinked test — holding the test button checks only that one unit, so there is no whole-network test — and the app shows only the alarm that triggered, not the others. On top of that, the base station is required for anything smart and is not in the box with a single alarm.
Who it's for
Households that want interlinked smoke and CO alarms with phone alerts and no subscription, and are content to live in the X-Sense app. Not a fit for anyone expecting the alarms to appear in Apple Home, Google Home or SmartThings — none of the three are supported.
Sources & method
x-sense.com product endpoints and the XP0A-MR user manual PDF (doc US F.1.05.XP0A03 V1.0, dated 2024-06-07) — $49.99 list / $34.99 sale for the single alarm, $139.99 / $97.99 for the XP0A-MR31 kit; 915.275 MHz Link+ Pro interlink; CR123A cell; 10-year replacement — vendor-page and manual research, verified 2026-07-19 · X-Sense's own product tag taxonomy separates three architectures: this model is 'Base Station Interconnected (App)', where the ALARM HAS NO WI-FI RADIO and reaches the internet only through the separately sold SBS50 base station ($22.99), which is not in the box with a single alarm. The sibling SC07-WX is the inverse — Wi-Fi in the alarm, no interlink at all. Recorded because the two are easily confused and the trade-off is the point of the record. — vendor-page research, verified 2026-07-19 · 'wifi' is recorded for the system's internet path even though the radio lives in the required SBS50 rather than in the alarm; 'bluetooth' is setup-only per manual p.4. The 915 MHz proprietary Link+ Pro interlink is deliberately NOT forced into a taxonomy value — it has no standard equivalent and is described in the record instead. — vendor-page research, verified 2026-07-19 · XP0A-MR manual p.1, verbatim: "You can only connect a device to one of them at a time... If you connect them to the base station, you'll receive app notifications but lose the customizable wireless network" and "the interlinked test function is not supported by the base station"; troubleshooting table p.23 confirms the app shows only the initiating alarm — manual research, verified 2026-07-19 · csa-iot.org certified-products search returns 'No Entries Found' for x-sense and no X-Sense entity appears in its company list; a control query for 'smoke' returned 8+ results, confirming the search itself works — registry research (control-tested), verified 2026-07-19 · Queried the regulator's own API (saferproducts.gov RestWebServices/Recall) on ProductName and RecallTitle for X-Sense and XSense — zero results. Control queries returned live data (a 2025 smoke-alarm recall; 10 results for 'Sense'), so the null result is a tested negative rather than a failed search. Recorded because a life-safety record should state this rather than leave it open. — regulator-source research (control-tested), verified 2026-07-19 · The manual p.1 states X-Sense combination alarms "conform with regulatory requirements, including UL 217 and UL 2034 standards." That is 'conform with', not 'UL Listed', and no UL file number is published. The distinction is preserved deliberately — for a life-safety device, restating a conformance claim as a listing would be a fabrication. — manual research, verified 2026-07-19 · Google, Apple and SmartThings are absence from X-Sense's own product search and every product page (zero results for each term). Alexa is left unknown because a skill exists but could not be read and X-Sense never names Alexa on this line — a calibrated unknown rather than a guess in either direction. Home Assistant is partial per the counterparty side: home-assistant.io has no X-Sense integration, and the working path is a community HACS component authenticating against X-Sense's cloud. — vendor-page and counterparty-source research, verified 2026-07-19. This is a research profile: compiled from manufacturer documentation, certification registries, and published testing — we state facts, not verdicts, and we have not physically tested this unit. How we work →
Compatibility and lifecycle information reflects the last-verified date above and can change without notice (firmware updates, cloud-service changes, discontinuations). It is provided as-is, for information — verify with the manufacturer before purchasing. Spot an error? Tell us and we'll fix it. Full terms: Terms of Service.