Device profile · Specifications & compatibility
Sonoff Zigbee Water Leak Sensor
Sonoff · Water Leak Sensors · Model SNZB-05P
We may earn a commission from qualifying purchases through these links.
Prices and stock change often on Amazon, so we do not show them here. The button opens the current listing.
- Sonoff Zigbee Water Leak Sensor lists Water Leak Alerts; Home Assistant; Battery Life: 5 years.
- Verify the notification path and any controller dependency.
- An alert alone does not close a water valve.
Browse more from Sonoff or explore all water leak sensors in our catalog.
- Recorded year
- 2024
- Recorded warranty
- 1 year
- Dimensions
- 48 x 48 x 21.6 mm
- Weight
- 45g
The details that shape your choice
Sonoff Zigbee Water Leak Sensor Quick Features
Start with these specifications, then check the full details and conditions below.
Make the differences clear
Which device fits your setup?
Choose another model to compare features, connections and requirements side by side.
From specification to decision
Sonoff Zigbee Water Leak Sensor: Capabilities And Limitations
Based on listed specifications, not hands-on testing. Manufacturer sources are linked where checked.
What it offers
Water-leak alerts are recorded as a supported monitoring event. Verify the notification path and any controller dependency. An alert alone does not close a water valve.
View Water Leak Alerts details →A Home Assistant integration is listed, providing an integration path to verify for the exact model. Check the exact integration and firmware. A catalog integration label does not establish local control, official support or available entities.
View Home Assistant details →Low-battery alerts are recorded, providing a maintenance notification to verify in the chosen platform. Check the alert destination and how disconnected-device status is handled.
View Low Battery Alerts details →
What to consider
A sensing cable is listed as unavailable; plan placement around the supported sensing points.
View Sensor Cable details →An on-device audible alert is listed as unavailable; verify the remote alert path.
View On Device Alert Sound details →Tamper alerts are recorded as unavailable.
View Tamper Alerts details →
Still needs verification
Confirm these details if they matter to your setup.
Questions About Sonoff Zigbee Water Leak Sensor
Does Sonoff Zigbee Water Leak Sensor support a water-sensing cable?
No, according to the listed specifications. Check whether the cable is included, the maximum length and the areas it can cover.
View Sensor Cable specifications →Does Sonoff Zigbee Water Leak Sensor sound an alert on the device?
No, according to the listed specifications. Check power requirements and whether the alert works independently of network connectivity.
View On Device Alert Sound specifications →Does Sonoff Zigbee Water Leak Sensor report water-leak alerts?
Yes, according to the listed specifications. Verify the notification path and any controller dependency. An alert alone does not close a water valve.
View Water Leak Alerts specifications →Does Sonoff Zigbee Water Leak Sensor support Matter?
Matter is listed as “SONOFF Hub required”. The stated condition applies to this feature. Verify the exact device type, firmware and features exposed in your chosen platform. Matter support is not proof of feature parity. The device is not Matter itself: SONOFF lists it among the Zigbee models its Matter bridges (Zigbee Bridge Ultra, iHost, NSPanel Pro) republish into Matter.
View Matter specifications →Does Sonoff Zigbee Water Leak Sensor work with Home Assistant?
Home Assistant integration uses ZHA or Zigbee2MQTT with a compatible coordinator. Extension cables are sold separately or included only in specified kits. Check the exact integration and firmware. A catalog integration label does not establish local control, official support or available entities.
Source: Sonoff Zigbee Water Leak Sensor manufacturer product page · Checked 2026-10-04
View Home Assistant specifications →Explore the full picture
Sonoff Zigbee Water Leak Sensor Specifications
Recorded catalog values. Expand notes for qualifications; unknown values are not treated as missing features.
2 of 28 fields matched to manufacturer documentation. Source checks apply only to the named model and stated scope. Other fields remain catalog data. How we verify specifications →
Included Accessories1 fields
| Sensor Cable | No |
|---|
Features3 fields
| On Device Alert Sound | No |
|---|---|
| On Device Alert Light | No |
| Automations | Yes |
Alerts5 fields
| Water Leak Alerts | Yes |
|---|---|
| Temperature Alerts | No |
| Freeze Temperature Alerts | No |
| Low Battery Alerts | Yes |
| Tamper Alerts | No |
Connectivity7 fields
| 2.4 GHz Wi-Fi | No |
|---|---|
| 5 GHz Wi-Fi | No |
| Bluetooth | No |
| Z Wave | No |
| Zigbee | Zigbee Hub required |
| Thread | No |
| Other | No |
Integrations6 fields
| Google Home | Yes |
|---|---|
| Alexa | NoDetails & conditionsAlexa has no water leak sensor type: the Matter Water Leak Detector has no Alexa capability mapping, and bridges such as SmartThings or Home Assistant cannot expose a moisture sensor either |
| Apple Home | SONOFF Hub requiredDetails & conditionsSONOFF lists this model among the Zigbee devices its Matter bridges (Zigbee Bridge Ultra, iHost, NSPanel Pro) publish to Matter, which is how it reaches the Apple Home app. Apple Home has no Zigbee radio of its own. |
| SmartThings | Yes |
| Home Assistant | YesManufacturer sourceHome Assistant integration uses ZHA or Zigbee2MQTT with a compatible coordinator. Sonoff Zigbee Water Leak Sensor manufacturer product page →
Extension cables are sold separately or included only in specified kits. Document check only; not a hands-on test or verification of every regional or firmware variant. |
| Matter | SONOFF Hub requiredDetails & conditionsThe device is not Matter itself: SONOFF lists it among the Zigbee models its Matter bridges (Zigbee Bridge Ultra, iHost, NSPanel Pro) republish into Matter. |
Power3 fields
| Wired | No |
|---|---|
| Battery Type | CR2477 |
| Battery Life | 5 years |
Sensors3 fields
| Water Leak | YES (Optional Sensing cable)Manufacturer sourceThe sensor detects water directly; optional cables extend the detection area. Sonoff Zigbee Water Leak Sensor manufacturer product page →
Extension cables are sold separately or included only in specified kits. Document check only; not a hands-on test or verification of every regional or firmware variant. |
|---|---|
| Temperature | No |
| Tilt | No |
How this device compares
Sonoff Zigbee Water Leak Sensor vs Other Similar Models
Statistical context from 34 water leak sensors in this catalog. These figures describe our recorded data, not independent measurements.
Recorded feature coverage
Automations: 27 of 31 known answers are Yes
Features: 87% among explicit Yes/No answers; 3 of 34 devices have no resolved answer. Check the specifications for this model’s conditions.
Recorded feature coverage
Low Battery Alerts: 19 of 19 known answers are Yes
Alerts: 100% among explicit Yes/No answers; 15 of 34 devices have no resolved answer. Check the specifications for this model’s conditions.
Recorded feature coverage
Water Leak Alerts: 34 of 34 known answers are Yes
Alerts: 100% among explicit Yes/No answers; 0 of 34 devices have no resolved answer. Check the specifications for this model’s conditions.
Brand representation in this directory
1 of 34 models are from Sonoff
Counts water leak sensors listed here, not sales or market share. Catalog inclusion does not imply a recommendation.
Side-by-side specification comparison
Compare Sonoff Zigbee Water Leak Sensor vs Similar Water Leak Sensors
See how Sonoff Zigbee Water Leak Sensor stacks up against other water leak sensors in this catalog. Compare specifications, compatibility and pricing.
Catalog specifications have not all been independently checked against manufacturer sources. Read our data and evidence methodology.