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Aeotec Illumino Switch

Easy pairing with Home Assistant and SmartThings, three-way capable and a mesh repeater, but a few owners saw units fail after months.

3.9
44 ratings

Currently unavailable on Amazon USA

As an Amazon Associate I earn from qualifying purchases
Launch Year: 2021

Model: ZWA038

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Our review

Aeotec Illumino Switch Review: A Plain Z-Wave Plus v2 Switch That Pairs Easily and Repeats the Mesh

The verdict

The Aeotec Illumino Switch (ZWA038) is a Z-Wave Plus v2 (Gen7) on/off wall switch for North American boxes, rated 15 A and 1800 W on resistive loads, 960 W of LED and CFL lighting and 380 W of motors on 120 V. Owners praise how easily it pairs with Home Assistant, SmartThings and other Z-Wave hubs, and because it is mains powered it also repeats the Z-Wave signal for battery sensors. The recurring complaint is durability: a handful of owners had units that stopped switching or misbehaved after months. It needs a neutral wire and a Z-Wave hub, it does not dim, and Apple Home and Matter are not supported.

Best for
  • Z-Wave homes
  • Home Assistant and SmartThings setups
  • Three-way lighting circuits
  • Replacing a failed Z-Wave switch

Pros

  • Easy install and pairing with Home Assistant, SmartThings and other Z-Wave hubs
  • 15 A and 1800 W resistive rating on 120 V, plus 960 W LED/CFL and 380 W motor loads
  • Three-way capable with traveller ports and a regular on/off switch
  • Z-Wave Plus v2 (Gen7) with repeater functionality
  • Local control through a Z-Wave hub
  • Shallow 1.18 in electronics and a Decora-style paddle that takes standard faceplates
  • Includes the pigtail wire and hardware, with thorough documentation

Cons

  • A few owners saw units stop working or misbehave after months
  • Requires a neutral wire and a Z-Wave hub
  • On/off only, no dimming and not for ceiling fans
  • No Apple Home or Matter support
  • 120 V only, for North American wiring
  • Energy monitoring, power-off memory and protection features are not documented
  • One-year warranty

Who is the Aeotec Illumino Switch for?

It is for converting existing lighting to smart control without touching the bulbs, which suits fixtures with several lamps or rooms where the wall switch has to keep working for guests and family. Owners mostly use it with Home Assistant, SmartThings or another Z-Wave hub, and several bought it to replace an older Z-Wave switch that had gone bad. It is built to North American standards, with a Decora-style top and bottom paddle that takes screwed or screwless faceplates from other makers, and its electronics are only 1.18 in deep, so it fits most single and multi-gang backing boxes. As a Z-Wave device it keeps control local and does not take a place on the Wi-Fi network.

What owners like about the Aeotec Illumino Switch

The most common praise is a smooth install and pairing: owners describe straightforward wiring, quick inclusion on their hub and solid operation both locally and remotely. The documentation and manufacturer support get good words, and the box includes the pigtail wire and hardware. Owners also like that it behaves like a mains-powered Z-Wave node: it repeats messages for other devices, and a status LED shows its state at the wall. Through a Z-Wave hub it works with SmartThings and Home Assistant, and with a hub that has an Alexa skill, Alexa can switch the load on and off.

What to know before you buy

Reliability is the main caution. A few owners report a switch that stopped working after a few months, toggles that reversed (top paddle turning the light off), or a unit that dropped off the Z-Wave network and could not be reset by the documented long press. One owner found the range poor next to their hub. A neutral wire and a Z-Wave hub are both required. For a three-way circuit it pairs with a regular on/off switch at the other location, not another smart switch or a dimmer, and one owner had to change the external switch type to momentary in Home Assistant before the other switch worked. It is also marked not for fans, receptacles or tube lights, so a ceiling fan needs a dedicated fan control. It only switches on and off: dimming is the separate Illumino Dimmer Switch. Apple Home and Matter are not supported, Google Home support is not documented and the warranty is one year.

Is the Aeotec Illumino Switch worth it?

For a Z-Wave home it is a sensible, easy-to-pair switch with a generous load rating, local control and a mesh that improves with every mains-powered device added. The caution is the minority of units that failed early, which is worth weighing against the one-year warranty. If you need dimming, look at the Illumino Dimmer Switch; if you want Matter or Apple Home, or have no Z-Wave hub, this is the wrong starting point.

Frequently asked questions

How much load can the Aeotec Illumino Switch handle?

Up to 15 A and 1800 W on resistive loads at 120 V, 960 W of LED and CFL lighting, and motors up to 380 W.

Can the Aeotec Illumino Switch be used in a three-way setup?

Yes. It has traveller ports for three-way installations and works with a regular on/off switch at the other location, not with another smart switch or a dimmer. One owner had to set the external switch type to momentary in Home Assistant so the other switch would work.

Does the Aeotec Illumino Switch need a hub?

Yes, a Z-Wave hub, plus a neutral wire in the wall box. Through the hub it works with SmartThings, Home Assistant and Alexa.

Can the Aeotec Illumino Switch control a ceiling fan?

It has no fan speed control and its frame is marked not for fans, receptacles or tube lights. It is an on/off lighting switch with a 380 W motor rating, so use a dedicated fan control for a ceiling fan.

Can the Aeotec Illumino Switch dim lights?

No. It is an on/off switch; the dimming model is the separate Illumino Dimmer Switch.

Does the Aeotec Illumino Switch work with Apple Home or Matter?

No. It is a Z-Wave switch with no Apple Home or Matter support.

Company
Aeotec logo

Aeotec

4.2/ 5 avg ratingGermany flagHeadquartered in Germany

Aeotec is a smart home manufacturer best known for its Z-Wave sensors, controllers and accessories, and as the maker of the Aeotec Smart Home Hub that runs SmartThings. Its catalog covers multipurpose motion and environmental sensors, smart plugs, sirens and range extenders aimed at advanced DIY automation setups. Aeotec products are popular with SmartThings, Home Assistant and Hubitat users who want reliable Z-Wave devices that work across hubs.

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

4.1 × 1.8 × 1.6 in 105 × 46 × 40 mm

Depth Behind the Wall Plate

1.18 in 30 mm

Aeotec states the switch electronics measure only 1.18 in in depth, to fit most single and multi-gang backing boxes.

Weight

5.3 oz 150 g

Wall Box Format

US

Aeotec says it is crafted to North American standards and fits most single and multi-gang backing boxes.

AC Load Voltage

120V

Resistive Load

YES

Max Resistive Load Power (Per Switch)

1800W

Max Resistive Load Current (Per Switch)

15A

Inductive Load

YES

Motors up to 380 W

Max Inductive Load Power (Per Switch)

380W

Max Inductive Load Current (Per Switch)

?

Capacitive Load

YES

LED and CFL up to 960 W

Max Capacitive Load Power (Per Switch)

960W

Max Capacitive Load Current (Per Switch)

?

Neutral Required

YES

Minimum Load (No Neutral)

-

Overheating protection

?

Overvoltage protection

?

Overcurrent protection

?

Overpower protection

?

2.4 GHz WiFi

NO

5 GHz WiFi

NO

Bluetooth

NO

Z-Wave

Z-Wave Hub required

Z-Wave Plus v2 (Gen7), repeater functionality

Zigbee

NO

Thread Protocol

NO

Google Home

?

Alexa

YES

Wired switch on a hub with an Alexa skill: Alexa turns the load on and off

Apple HomeKit

NO

Samsung SmartThings

YES

Works via certified Z-Wave gateways

Home Assistant

YES

Matter

NO

Switches

1

Dimming

NO

An on/off switch: the dimming model is the separate illumino Dimmer Switch.

3-Way / 4-Way Control

YES

It has traveller ports for 3-way installations and can be connected with a regular 3-way on/off switch at the other location (not a smart switch or a dimmer).

Fan Control

NO

An on/off switch with a 1/2 HP motor rating and no fan speed control.

Control Type

Decora paddle

Top and bottom paddles in a North American decorator-style opening that takes screwed or screwless faceplates from other makers.

Energy Monitoring

?

Power Off Memory

?

Wireless Switch Mode

?

Status LED

YES

Adjust Status LED

?

Automations

YES

3-way capable

Local Control

YES

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Why it needs a Z-Wave coordinator

The Aeotec Illumino Switch speaks Z-Wave, not Wi-Fi. It needs a Z-Wave controller to join your network and reach your phone or your automations. These are the controllers in our catalog that can run it.

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