X-Sense Wi‑Fi Water Sensor (SWS0A) smart leak detector with app alerts — IP67 waterproof, SBS50 base station required
Product description
What this is for (and why it’s useful)
If you’re trying to catch water damage early, a simple water leak detector can change how quickly you react. The X-Sense Wi‑Fi Water Sensor is designed to detect unexpected water around places like kitchens, bathrooms, and basements, then help you get alerted even when you’re away.
On paper, the key idea is straightforward: when the sensor detects a leak, you’ll get a local alarm from the base station (up to 100 dB) and you’ll also receive app notifications on your phone. That combination matters in real life—an alarm you can hear nearby is helpful, but the mobile alert is what gives you time to respond remotely.
One important caveat: for the app features to work, you must also have the SBS50 base station. It isn’t included, so this product is best thought of as the sensor part of a system rather than a stand-alone device.
What you’ll notice in day-to-day use

The design focuses on placement. It’s described as ultra-slim (17 mm thick) with a compact diameter, so it can fit into tighter corners where water damage risk tends to hide: under sinks, behind appliances, or near utility areas.
When a leak is detected, you don’t just get a generic “something happened” signal. The sensor is set up with multiple water probes—2 on the top and 4 on the bottom—so it’s meant to sense both water arriving from above and drips that collect around the lower area.
A practical micro-scenario: imagine a slow drip from a dishwasher hose. You place the sensor where you’d normally notice a puddle forming later. If water creeps into the area, the sensor triggers, the base station sounds, and your phone gets an alert—so you can check the situation sooner rather than discovering it after the damage has started.
App alerts and control: where it actually earns its keep
The “smart” side here is the app control and visibility. The base station can be adjusted via the app, including alarm volume, muting an alarm, and reviewing alarm history.



There’s also a “Remind Me Later” style option to temporarily mute alerts for set time windows (10 minutes up to 12 hours, as listed). That can be handy if you’re testing the device, checking an ongoing situation, or dealing with nuisance triggers during setup.
The app is also used to test the device, receive low battery alerts, and share the sensor. Whether you’ll use all of that depends on your routine, but it’s the kind of control that makes a leak detector feel less like a one-off beeper and more like a small monitoring system.
Sensitivity and detection approach (with a real-world limit)
The sensor is described as being able to detect water just 0.3 mm deep, and it uses top and bottom probes for drips and water contact from different directions. That sensitivity is the main selling point if your goal is early warning.
That said, there’s a boundary worth keeping in mind: this is a water sensor and leak detector system, not a full home flood solution. If you’re expecting it to replace measures like proper installation, shut-off valves, or addressing the root cause, it may feel like it’s only half the job. In other words, it’s best treated as an early warning layer.

Weathering damp spaces: IP67 waterproof and maintenance
Water damage often happens in humid, wet-prone spots, so the IP67 waterproof rating is a sensible feature for a detector you’d place near appliances or in damp areas.
The description also suggests there’s no maintenance once it’s positioned, and it uses batteries that can last up to 3 years (with the note that replacing them can extend the lifespan up to 5 years). That’s a reassuring angle if you don’t want to keep opening things up regularly.
Still, the device’s reliability in humid areas is only part of the story—your setup and placement matter. If you bury it somewhere hard to access or cover it with materials that prevent water contact with the probes, it may not trigger when you expect.
Key points to check before buying



Before you order, make sure the setup matches your expectations:
- App features require the SBS50 base station (not included). Without it, you won’t get the phone alerts and app control.
- Confirm wireless placement expectations: the stated range is up to 500 m in open areas. If your home has lots of walls or dense obstacles, real-world range may be lower.
- Plan where water would reach. Since the detector has probes on top and bottom, placement around the likely leak path helps more than random “nearby” locations.
- Think about power and replacement intervals: the device is battery powered, with a listed battery life up to 3 years.
What it suits (and what it doesn’t)
It’s a good fit if you want an early warning system for water leaks in common household and utility locations, and you’re comfortable using a companion app via the required SBS50 base station. If you’re often out of the house, the phone alerts are likely the most meaningful benefit.
It might not be the best choice if you’re looking for a fully stand-alone detector with no extra components, because the base station is required for the Wi‑Fi/app features. It’s also less ideal if you’re trying to solve a high-risk plumbing setup with something more comprehensive than an alert sensor.

Final verdict
Should you buy it?
This X-Sense Wi‑Fi Water Sensor (SWS0A) makes sense if you already have—or plan to buy—the SBS50 base station, and you want app alerts plus a loud local alarm when water leaks are detected. The combination of an IP67 rating, compact placement, and multiple probes (top and bottom) supports its purpose in damp areas.
However, you may want to skip it if you’re expecting the app to work out of the box, or if you need a broader flood-response approach beyond early detection and notification.
Mini FAQ



Does it work as a stand-alone detector?
To use the app features, you need the SBS50 base station. The description also indicates the base station is the one that sounds the alarm (up to 100 dB), so it’s not a complete system by itself.
How far can it be from the base station?
The stated wireless connection range is up to 500 m in open areas. If there are obstacles, you may not see that maximum range.
Is it suitable for bathrooms or near appliances?
It’s rated IP67 waterproof and is described as working reliably in humid spaces, including areas near dishwashers or water heaters.
How will I know the battery is running low?
The app is said to provide low battery alerts, and you can also test the device from the app.
What’s included in the pack?
The provided product name includes “1-Pack”, but the description doesn’t list detailed box contents beyond the note that the SBS50 base station is not included.
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