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Zooz ZEN55 800LR DC Signal Sensor
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Zooz ZEN55 800LR DC Signal Sensor

Bottom line

Worth considering

Zooz explicitly says this is not a life-safety or security product. Alarm compatibility and local installation rules must be checked, and installation should follow the manufacturer’s instructions with qualified help. Your hub must support the relevant notification types.

Best for

view supported alarm events in a smart-home dashboard

Keep in mind

The local-first grade is not a promise of hardware lifespan; review the evidence below.

Local-first gradeClears every deal-breaker — based on local control, open integration, and cloud requirements.
A
No Cloud NeededThe described local functions do not need a vendor cloud service during normal operation. Controller, setup, and update requirements still apply.
+Local ControlA documented local path is available for supported functions. Setup, remote access, and other features may still need an account or internet connection.
+Open APIA documented interface or standard provides an integration path. Check the listing for supported functions, access requirements, and controller compatibility.

Researched from manufacturer documentation and published integration guides. A grade describes local control, open integration, and cloud dependence; it is not a guarantee of lifespan. How we evaluate

Added Mar 3, 2026

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Key trade-offs

Why it stands out

Zooz explicitly says this is not a life-safety or security product. Alarm compatibility and local installation rules must be checked, and installation should follow the manufacturer’s instructions with qualified help. Your hub must support the relevant notification types.

What to weigh

Zooz explicitly says this is not a life-safety or security product. Alarm compatibility and local installation rules must be checked, and installation should follow the manufacturer’s instructions with qualified help.

About

Zooz ZEN55 connects compatible interconnected smoke and carbon-monoxide alarm signals to a Z-Wave controller for supplementary monitoring.

Compatibility and limitations

Zooz explicitly says this is not a life-safety or security product. Alarm compatibility and local installation rules must be checked, and installation should follow the manufacturer’s instructions with qualified help. Your hub must support the relevant notification types. The accessory, hub, automations, and phone connection must not substitute for the alarms’ own warning functions.

Research basis

This is a documentation-based overview. We have not independently tested this product or established its service life.

Specifications

ProtocolZ-Wave; 800LR model supports Long Range with a compatible controller
PurposeSupplementary monitoring of compatible alarm interconnect signals
InstallationHardwired; check detector and hub compatibility

Frequently Asked Questions

No. Zooz describes it as an accessory rather than a life-safety device. Keep the required certified alarms operating independently.

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Resources

Affiliate link — we may earn a commission at no extra cost to you.

Buy on Amazon