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Zooz ZEN51 Dry Contact Relay

Zooz / ZEN51

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Zooz 700 Series Z-Wave Plus Dry Contact Relay ZEN51, product image
Image: Zooz

Does the Zooz ZEN51 Dry Contact Relay work with HomeKit, Alexa, and Google Home?

The ZEN51 Dry Contact Relay is a small Z-Wave relay that installs behind an existing wall switch or at the fixture.

It supports Z-Wave Long Range on a hub that supports it. Zooz states compatibility with Home Assistant, Homey, Hubitat and SmartThings. It suits SmartThings and Home Assistant users through an integration (Z-Wave).

At a glance: works withHow this is decided: cited platform facts only
HomeKit
Unknown
Unknown
Google Home
Unknown
Unknown
Alexa
Unknown
Unknown
SmartThings
Yes[1]
Z-Wave, via integration
Home Assistant
Yes[1]
Z-Wave, via Z-Wave JS

Key facts

Zooz ZEN51 Dry Contact Relay facts

How facts are sourced: every cell cites its source below
FactValue
StatusCurrent[2]
TypeIn-wall dry contact relay[3]
Z-Wave chipunknown
Long RangeYes[3][4]
Power120-240 VAC, 50/60 Hz[4]
Rating960 W incandescent, 150 W LED, 10 A resistive, 1/2 HP fan motor[4]
Range300 ft line of sight[4]
InstallationIndoor only[3][4]
HubsHome Assistant, Homey, Hubitat, SmartThings[1]
Releasedunknown

Integration paths

How the Zooz ZEN51 Dry Contact Relay connects

1 pathHow facts are sourced: every cell cites its source below
PathRequiresiLocaliFeatures lostPlatformsi
Z-WaveHUBZ-Wave hub or controller[1]unknownunknown
About these columns
Requires
Hardware the path needs beyond the device and a controller.
Local
Yes when control on this path keeps working with the internet down.
Platforms
The platforms that work with the device on this path: Native (out of the box), Via integration (needs an add-on) or Not supported.

Home Assistant and Homey

Ways to add the Zooz ZEN51 Dry Contact Relay

2 routesHow facts are sourced: every cell cites its source below
PlatformLeveliIntegrationDetailsEvidenceLimitations
Home AssistantVia Zigbee/Z-Wave[5–7]zwave_jsZ-WaveModel namedNone stated
HomeyOfficial app (local)[8]com.getzoozZ-Wave
  • App: Official[8]
  • Runs on: Homey Pro, Homey Cloud[8]
Model namedNone stated
About these columns
Level
How the device gets into the platform on this route. The headline is the best route: local before cloud, direct before bridged, core before community. The methodology page lists every level.

Cite this page

Zooz ZEN51 Dry Contact Relay. Smart Home Canon. https://smarthomecanon.com/devices/zooz-zen51-dry-contact-relay. Last checked 2026-10-20.

Sources

  1. [1]
    MFRsupport.getzooz.com / Zooz Support Center: ZEN51 Dry Contact Relay compatible hubs
    Accessed Back to text
  2. [2]
    MFRgetzooz.com / Zooz: product portfolio
    Accessed Back to text
  3. [3]
    MFRgetzooz.com / Zooz: ZEN51 Dry Contact Relay (product page)
    Accessed Back to text
  4. [4]
    MFRsupport.getzooz.com / Zooz Support Center: ZEN51 Dry Contact Relay specs
    Accessed Back to text
  5. [5]
    DBgithub.com / Z-Wave JS device database: Zooz ZEN51
    Accessed Back to text
  6. [6]
    DOChome-assistant.io / Home Assistant: Zooz integration
    Accessed Back to text
  7. [7]
    DOCworks-with.home-assistant.io / Works with Home Assistant: certified devices (Zooz)
    Accessed Back to text
  8. [8]
    DOChomey.app / Homey App Store: Zooz
    Accessed Back to text