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Last updated November 2026

NodOn Zigbee Multifunction Relay Switch

Stable Zigbee 3.0 connection, plug-in simplicity with Home Assistant and a potential-free output, with a few quirks around Hue bridges and power cuts.

4.6
136 ratings
£33.46
Buy on Amazon UK
As an Amazon Associate I earn from qualifying purchases
Launch Year: 2021

Model: SIN-4-1-20

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Our review

NodOn Zigbee Multifunction Relay Switch Review: A Small Dry-Contact Relay Owners Trust for Gates, Boilers and Lights

The verdict

The NodOn Zigbee Multifunction Relay Switch is a concealed single-channel relay with a potential-free output rated up to 14A and 3000W at 230V, and owners mostly rate it a dependable, easy-to-install module. They praise the stable Zigbee connection, the way it works with Home Assistant (through Zigbee2MQTT or ZHA), the dry contact for boilers, water heaters, garage and gate motors, and its fit with Alexa and Philips Hue setups. The complaints are narrower: some units forget their configuration after a power cut, a firmware update can drop pulse mode, Hue bridge pairing needs patience, and the maker's support is slow. It needs a Zigbee hub, a neutral wire and has no energy metering.

Best for
  • Home Assistant and Zigbee2MQTT households
  • Boilers, water heaters and heating control
  • Garage doors and gate motors
  • Lights behind existing switches
Buy on Amazon UK

Pros

  • Stable Zigbee 3.0 connection with no dropouts for many owners
  • Potential-free output for boilers, garage doors, gates and sockets
  • Plug-and-play with Home Assistant, including over-the-air updates
  • Keeps an existing wall switch working, monostable or bistable
  • Acts as a Zigbee router and strengthens the mesh
  • Up to 14A and 3000W for resistive loads at 230V

Cons

  • Needs a Zigbee hub and a neutral wire; no Wi-Fi
  • Some units lose their setup after a power cut or firmware update
  • Hue bridge pairing can be fussy, and it appears only as a basic on/off light
  • No energy monitoring, no Matter, Apple Home or Google Home support
  • No on/off button on the module; DIN rail needs an optional box
  • Support is slow for some owners

Who is the NodOn Zigbee Multifunction Relay Switch for?

It is an installer-friendly module for circuits a regular smart switch cannot handle. Owners use it to replace an old dry-contact thermostat for heating, to control a water heater's day and night contactor, to pulse a garage or gate motor, to run a fan timer and to make a lamp smart behind an existing switch. It joins a Zigbee 3.0 network, so it suits homes built around a Zigbee coordinator such as Home Assistant, a SmartThings hub, a Philips Hue bridge or an Alexa device with Zigbee.

What owners like

Stability and simple setup are the most repeated praise. Owners say it pairs quickly, stays connected for months without dropping off the network, and extends the Zigbee mesh as a mains-powered router. Home Assistant users call it plug-and-play, including over-the-air updates, and several pair it with a temperature probe as a heating controller. The dry-contact output is valued because it avoids the bouncing of cheaper relays, the build feels solid, and the terminals accept thicker wires, ideally with ferrules. Several owners also use it with a Philips Hue bridge and an Alexa app, and one owner added it to a Somfy hub as a light.

What to know before you buy

Behavior after a power cut is the most specific complaint: one owner saw units lose their configuration and settle into odd input modes, and another reports that a firmware update drops pulse mode, which must be reset on the module. Owners connecting it to a Philips Hue bridge say pairing can be fussy and that it behaves as a basic on/off light, so it cannot be controlled in the Hue app like a Friends of Hue product, and it cannot be paired to a Hue switch. One owner measured stray voltage across the dry contacts on all four units they bought, so check the contact before wiring it to sensitive control boards. A neutral wire is needed, there is no Wi-Fi, no energy metering, no on/off button on the module, and the module is not Matter, Apple Home or Google Home compatible. The maker's support is described as slow to answer, and a couple of owners received an item that had been opened or was the wrong product, so check what arrives.

Is the NodOn Zigbee Multifunction Relay Switch worth it?

For a single hard-to-automate circuit in a home that already runs Zigbee, it is a well regarded pick that most owners describe as set-and-forget. It is priced above generic relays, which a couple of owners note, but the stable connection and true potential-free output are what they pay for. If you want energy data or a path into Apple Home or Matter, look at a metering or Matter relay instead.

Frequently asked questions

Does the NodOn Zigbee Multifunction Relay Switch need a hub?

Yes. It is a Zigbee 3.0 device with no Wi-Fi, so it needs a Zigbee hub or coordinator, for example Home Assistant through ZHA or Zigbee2MQTT, a SmartThings hub or an Alexa device with Zigbee.

Does it need a neutral wire?

Yes. It runs on 230V AC and needs a neutral wire where it is installed.

Can it control a gate, garage door or electric latch?

Yes. Its potential-free output can work as a pulsed dry contact, which is how gates, garage doors and electric latches are triggered. Owners also use it for heating and water heater control.

Does it monitor energy use?

No. This model has no energy metering.

Does it work with Apple Home, Google Home or Matter?

No. It works with Amazon Alexa, Samsung SmartThings and Home Assistant, but not with Apple HomeKit, Google Home or Matter. Some owners add it to a Philips Hue bridge, where it shows as a basic on/off light.

Does it keep its settings after a power cut?

It is built to remember its state after a power cut, but a few owners report units that lost their input configuration after an outage or dropped pulse mode after a firmware update, so check it after either.

Company
NodOn logo

NodOn

4.4/ 5 avg ratingFrance flagHeadquartered in France

NodOn is a French manufacturer of Zigbee and EnOcean sensors and actuators for smart homes and buildings, part of the Altyor group and focused on energy efficiency, metering and battery-free devices. Its Zigbee range covers relays, energy monitors, radiator valves, temperature and door sensors and an air-conditioner infrared controller, all Zigbee 3.0 certified. The devices work with Amazon Alexa, SmartThings, Home Assistant, Homey, Jeedom and Zigbee2MQTT gateways.

Full specifications

Every spec, organized

Browse the full breakdown by category. Tap the on any row for what it means, or the for sources and documentation.

Dimensions

1.7 × 1.6 × 0.7 in 44 × 40 × 16.9 mm

Weight

1.2 oz 34 g

AC Power

YES

AC Load Voltage

230 V

Resistive Load

YES

Max Resistive Load Power (Per Channel)

3000W

Max Resistive Load Current (Per Channel)

14A

Inductive Load

YES

Max Inductive Load Power (Per Channel)

?

Max Inductive Load Current (Per Channel)

?

Capacitive Load

YES

Max Capacitive Load Power (Per Channel)

?

Max Capacitive Load Current (Per Channel)

?

DC Power

?

Max DC Load Power (Per Channel)

?

Max DC Load Current (Per Channel)

?

DC Load Voltage

?

Neutral Required

YES

Idle Consumption

<1W

Minimum Load (No Neutral)

-

Overheating protection

YES

Overvoltage protection

YES

Overcurrent protection

YES

Overpower protection

YES

2.4 GHz WiFi

NO

5 GHz WiFi

NO

Bluetooth

NO

Z-Wave

NO

Zigbee

Zigbee Hub required

Thread Protocol

NO

Radio Frequency

NO

Google Home

NO

Not compatible with Google Home.

Alexa

YES

Apple HomeKit

NO

Samsung SmartThings

YES

Home Assistant

YES

Works with Home Assistant through ZHA and through Zigbee2MQTT.

Matter

NO

Relay Channels

1

Energy Monitoring

NO

Power Off Memory

YES

Wireless Switch Mode

YES

A wired switch is optional on the input terminal, and the module auto-detects a monostable or bistable switch, so an existing wall switch keeps working and can drive automations.

Dry Contact Mode

YES

The output is potential-free, used as a held dry contact for a boiler or water heater and as a pulsed dry contact for gates, garage doors and electric latches.

Wet Contact Mode

YES

The potential applied to the input terminal passes through to the output, so it can switch a live load such as a socket or a lighting circuit.

Interlock/Cover/Roller mode

NO

DIN rail mount

NO

A flush-mount module; panel installation needs the optional NodOn DIN Rail Box accessory.

On/Off Button

NO

Automations

YES

Zigbee Router

YES

Mains-powered. Every NodOn SIN micromodule acts as a Zigbee router.

OTA

YES

Local Control

YES

Shutter Mode

NO

NodOn lists one potential-free relay output and sells a separate Roller Shutter Relay Switch for shutters.

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Why it needs a Zigbee coordinator

The NodOn Zigbee Multifunction Relay Switch speaks Zigbee, not Wi-Fi. On its own it cannot reach your phone, your voice assistant or any automation: it needs a Zigbee coordinator to join. These are the ones in our catalog that can run it.

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