Category

In-wall relays product notes

Hidden relay modules for making existing switches smarter without replacing every wall control.

Buying guide

Best local in-wall relays for Home Assistant

Want the opinionated shortlist instead of the raw catalog? Start with the category guide, then come back here for device-by-device caveats.

Read the guide →
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Compare in-wall relays

Need a side-by-side view of setup difficulty, local control, cloud dependency, and ecosystem fit? Use the comparison matrix for this category.

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Shelly Plus 1
budget price band

Shelly Plus 1

Shelly · local control: excellent · cloud: low

  • Home Assistant: excellent
  • Setup: advanced
  • Protocols: wifi, mqtt, bluetooth
  • Best for: Home Assistant users who want to smart-enable existing dumb switches
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Shelly Plus 1 Mini Gen3
budget price band

Shelly Plus 1 Mini Gen3

Shelly · local control: excellent · cloud: none

  • Home Assistant: excellent
  • Setup: advanced
  • Protocols: wifi, bluetooth
  • Best for: making any dumb switch smart without replacing the switch itself
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Shelly Plus 2PM product image
budget price band

Shelly Plus 2PM

Shelly · local control: excellent · cloud: none

  • Home Assistant: excellent
  • Setup: moderate
  • Protocols: wifi, mqtt, bluetooth
  • Best for: Home Assistant users who want to control two circuits (lights, fans, etc.) from a single device
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Shelly Wave 1PM Mini Z-Wave relay
mid price band

Shelly Wave 1PM Mini

Shelly · local control: excellent · cloud: none

  • Home Assistant: excellent
  • Setup: moderate
  • Protocols: z-wave
  • Best for: Home Assistant users with an existing Z-Wave network who want compact behind-switch relays
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Shelly Wave 2PM dual-channel Z-Wave relay
mid price band

Shelly Wave 2PM

Shelly · local control: excellent · cloud: none

  • Home Assistant: excellent
  • Setup: moderate
  • Protocols: z-wave
  • Best for: Home Assistant users who need to control two circuits from one box, like a dual gang switch or two light groups
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Shelly Wave Pro 1PM DIN-rail Z-Wave relay
mid price band

Shelly Wave Pro 1PM

Shelly · local control: excellent · cloud: none

  • Home Assistant: excellent
  • Setup: advanced
  • Protocols: z-wave
  • Best for: Home Assistant users who want to control circuits from the electrical panel rather than behind switches
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Zooz ZEN16 MultiRelay with three dry contact relays
mid price band

Zooz ZEN16 MultiRelay

Zooz · local control: excellent · cloud: none

  • Home Assistant: excellent
  • Setup: advanced
  • Protocols: z-wave
  • Best for: DIY home automation projects needing multiple independent relay controls
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Zooz ZEN51 dry contact relay module
mid price band

Zooz ZEN51 Dry Contact Relay

Zooz · local control: excellent · cloud: none

  • Home Assistant: excellent
  • Setup: advanced
  • Protocols: z-wave
  • Best for: making existing dumb switches smart without changing the switch plate
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Zooz ZEN52 double relay module
mid price band

Zooz ZEN52 Double Relay

Zooz · local control: excellent · cloud: none

  • Home Assistant: excellent
  • Setup: advanced
  • Protocols: z-wave
  • Best for: two-gang switch boxes where you want to keep existing switches and add Z-Wave behind them
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Zooz ZEN72 800LR dimmer switch
mid price band

Zooz ZEN72 800LR Dimmer Switch

Zooz · local control: excellent · cloud: none

  • Home Assistant: excellent
  • Setup: moderate
  • Protocols: z-wave
  • Best for: Z-Wave Home Assistant setups wanting a quality dimmer switch
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