RenoRanked logoRenoRanked
All finders A–Z

10 models to compare

Cable or point sensor: how do water leak detectors connect?

Two of these ten detectors use Z-Wave. Aeotec Water Sensor 7 has a remote probe; Zooz XS has an unknown sensing layout. Connection does not decide placement.

Detectors alone do not shut off water.

Disclosure: RenoRanked participates in the Amazon Associates Program and may earn commissions from qualifying purchases through product links on this site.

With no preferences selected: Water Sensor 7 — ZWA018 is one option to compare.

No hands-on testingMethod and sources

Water Sensor 7 — ZWA018 · first with a product link

  • Connectivity: Z Wave.
  • Sensing layout: Remote probe.
What to note:

Power source: Battery.

View at Aeotec

If you choose Mains for power source, the first option with a product link becomes Water Guard.

10 models compared; 10 have a product-page link.

The picks

5 options to compare

Compare the details that matter to your setup.

An option to compare

Water Sensor 7 — ZWA018

Connectivity: Z Wave.

Key details

  • Sensing layout: Remote probe.

What to note

Power source: Battery.

Power source: BatteryConnectivity: Z WaveSensing layout: Remote probe
See all 3 specs
Power sourceBattery
ConnectivityZ Wave
Sensing layoutRemote probe

3 of 3 specs available · source checked September 26, 2026 · Source ↗
Aeotec · Product page checked September 26, 2026

View at Aeotec
Power source: Mains

Water Guard

Power source: Mains.

Key details

  • Connectivity: Bluetooth / Thread.

What to note

Sensing layout: Sensing cable.

Power source: MainsConnectivity: Bluetooth / ThreadSensing layout: Sensing cable
See all 3 specs
Power sourceMains
ConnectivityBluetooth / Thread
Sensing layoutSensing cable

3 of 3 specs available · source checked September 26, 2026 · Source ↗
Eve · Product page checked September 26, 2026

View at Eve
Power source: Mains + battery pod

Water Leak Sensor Starter Kit — SW-A11KT

Power source: Mains + battery pod.

Key details

  • Connectivity: Wi-Fi / sub-GHz pod.

What to note

Sensing layout: Sensing cable + pod.

Power source: Mains + battery podConnectivity: Wi-Fi / sub-GHz podSensing layout: Sensing cable + pod
See all 3 specs
Power sourceMains + battery pod
ConnectivityWi-Fi / sub-GHz pod
Sensing layoutSensing cable + pod

3 of 3 specs available · source checked September 26, 2026 · Source ↗
D-Link · Product page checked September 26, 2026

View at D-Link
Connectivity: Govee sub-GHz / Wi-Fi gateway

Water Leak Detector 1s — H5044 + H5059

Connectivity: Govee sub-GHz / Wi-Fi gateway.

Key details

  • Sensing layout: Contacts on unit.

What to note

Power source: Battery.

Power source: BatteryConnectivity: Govee sub-GHz / Wi-Fi gatewaySensing layout: Contacts on unit
See all 3 specs
Power sourceBattery
ConnectivityGovee sub-GHz / Wi-Fi gateway
Sensing layoutContacts on unit

3 of 3 specs available · source checked September 26, 2026 · Source ↗
GoveeLife · Product page checked September 26, 2026

View at GoveeLife
Connectivity: Tapo sub-GHz

Smart Water Leak Sensor — T300

Connectivity: Tapo sub-GHz.

Key details

  • Sensing layout: Contacts on unit.

What to note

Power source: Battery.

Power source: BatteryConnectivity: Tapo sub-GHzSensing layout: Contacts on unit
See all 3 specs
Power sourceBattery
ConnectivityTapo sub-GHz
Sensing layoutContacts on unit

3 of 3 specs available · source checked September 26, 2026 · Source ↗
Tapo · Product page checked September 26, 2026

View at Tapo

Comparing Water Sensor 7 — ZWA018 · Water Leak Sensor — SJCGQ11LM

Compare

Save this comparison

Compare

The facts that differ

Choose up to three models to compare side by side.

1 identical spec shown. Details that do not apply to these models are omitted.

Published specification comparison
SpecWater Sensor 7 — ZWA018No preferences selected.Water Leak Sensor — SJCGQ11LMNo preferences selected.
Power sourceBatteryBattery
ConnectivityZ WaveZigbee
Sensing layoutRemote probeNot listed by the maker

Water Sensor 7 — ZWA018

No preferences selected.

Power source
Battery
Connectivity
Z Wave
Sensing layout
Remote probe

Water Leak Sensor — SJCGQ11LM

No preferences selected.

Power source
Battery
Connectivity
Zigbee
Sensing layout
Not listed by the maker

Water Sensor 7 — ZWA018

View at Aeotec

Water Leak Sensor — SJCGQ11LM

View at Aqara

Compare all 10 models

— = no verified listing yet. The published order is independent of links.

All models and their decision specs
ProductHow it comparesKey specCompareAction
Water Sensor 7 — ZWA018
Connectivity: Z Wave; Sensing layout: Remote probe.
Power source: BatteryView at Aeotec
Water Leak Sensor — SJCGQ11LM
Compared with Water Sensor 7 — ZWA018: connectivity, Zigbee vs Z Wave.
Power source: BatteryView at Aqara
Water Leak Sensor Starter Kit — SW-A11KT
Compared with Water Sensor 7 — ZWA018: power source, Mains + battery pod vs Battery.
Power source: Mains + battery podView at D-Link
Water Guard
Compared with Water Sensor 7 — ZWA018: power source, Mains vs Battery.
Power source: MainsView at Eve
Water Leak Detector 1s — H5044 + H5059
Compared with Water Sensor 7 — ZWA018: connectivity, Govee sub-GHz / Wi-Fi gateway vs Z Wave.
Power source: BatteryView at GoveeLife
Smart Water Leak Sensor — T300
Compared with Water Sensor 7 — ZWA018: connectivity, Tapo sub-GHz vs Z Wave.
Power source: BatteryView at Tapo
Water Leak Sensor 1 — YS7903
Compared with Water Sensor 7 — ZWA018: connectivity, YoLink LoRa vs Z Wave.
Power source: BatteryView at YoLink
Water Sensor 7 — ZWA018
Connectivity: Z Wave; Sensing layout: Remote probe.
Power source: Battery
View at Aeotec
Water Leak Sensor — SJCGQ11LM
Compared with Water Sensor 7 — ZWA018: connectivity, Zigbee vs Z Wave.
Power source: Battery
View at Aqara
Water Leak Sensor Starter Kit — SW-A11KT
Compared with Water Sensor 7 — ZWA018: power source, Mains + battery pod vs Battery.
Power source: Mains + battery pod
View at D-Link
Water Guard
Compared with Water Sensor 7 — ZWA018: power source, Mains vs Battery.
Power source: Mains
View at Eve
Water Leak Detector 1s — H5044 + H5059
Compared with Water Sensor 7 — ZWA018: connectivity, Govee sub-GHz / Wi-Fi gateway vs Z Wave.
Power source: Battery
View at GoveeLife
Smart Water Leak Sensor — T300
Compared with Water Sensor 7 — ZWA018: connectivity, Tapo sub-GHz vs Z Wave.
Power source: Battery
View at Tapo
Water Leak Sensor 1 — YS7903
Compared with Water Sensor 7 — ZWA018: connectivity, YoLink LoRa vs Z Wave.
Power source: Battery
View at YoLink
10 catalog models

How the comparison works

Your choices are compared with each model’s product details. A missing or conflicting value stays unknown and cannot satisfy a choice you select. The starting order helps you browse; it does not rate real-world performance.

Source dates appear with each link below. A source date does not confirm today's price or stock.

Finder methodologyReport a correction
Sources for all 10 models
  • Smart Water Leak Sensor — T300: Source 1 ↗ · September 26, 2026
  • Water Guard: Source 1 ↗ · September 26, 2026
  • Water Leak Detector 1s — H5044 + H5059: Source 1 ↗ · September 26, 2026
  • Water Leak Sensor — SJCGQ11LM: Source 1 ↗ · September 26, 2026
  • Water Leak Sensor 1 — YS7903: Source 1 ↗ · September 26, 2026
  • Water Leak Sensor 2 — YS7904: Source 1 ↗ · September 26, 2026
  • Water Leak Sensor 4 — YS7906: Source 1 ↗ · September 26, 2026
  • Water Leak Sensor Starter Kit — SW-A11KT: Source 1 ↗ · September 26, 2026
  • Water Leak XS Sensor — ZSE42: Source 1 ↗ · September 26, 2026
  • Water Sensor 7 — ZWA018: Source 1 ↗ · September 26, 2026

Place the sensing part where a leak would reach it

Eve Water Guard uses a sensing cable and mains power. Tapo Smart Water Leak Sensor uses contacts on the unit and battery power. Aeotec offers a remote probe, so the sensing point and device body need not occupy the same spot. Decide which physical layout can reach the area you want to monitor.

Detection-layout information is available for 8 products, with 2 unknown. We compared the makers' sensing descriptions without staging leaks. Unknown layouts are left out when you select a detection design rather than inferred from product photos.

Wireless protocol does not replace the hub

Connectivity and power are separate decisions. Battery power does not imply that a hub is unnecessary: Tapo and YoLink need their compatible hubs for app features. Eve's remote-access and Thread needs depend on the Apple home setup described by the maker.

A detector alone does not shut off water. Read the compatibility and remote-alert details for your whole system, and inspect buying options when a link opens an information page. For YoLink's sensing-cable design, keep the sensor body dry; the rope is the part intended to detect water.

Before you buy

Can I choose a sensing cable on batteries?

YoLink Water Leak Sensor 2 combines battery power, YoLink LoRa and a sensing cable. Eve Water Guard uses mains power with Bluetooth / Thread and a cable. Two of these ten detectors use Z-Wave. Aeotec Water Sensor 7 has a remote probe; Zooz XS has an unknown sensing layout. Connection does not decide placement. You can consider Aeotec when you want that probe layout. A cable or probe reaches different locations from contacts on the unit. Detectors alone do not shut off water.

Does battery power mean I need no hub?

Power and connectivity are separate. Some models need a compatible hub or gateway for phone alerts; read the exact remote-alert and placement setup.

Can the detector prevent water damage automatically?

Automatic shutoff needs separately compatible equipment and setup. This comparison cannot establish response time or damage prevention, and Aqara’s detection layout remains unknown.