Sonoff | Sonoff Mini/MiniR2

Description

Sonoff Mini (MiniR2) is a compact inline Wi-Fi switch designed to fit behind wall switches or in junction boxes. It supports external switch inputs and can run locally with ESPHome/Tasmota if reflashed.

Sonoff Mini inline switch

Overview

My Implementation

Not currently deployed; evaluating fit for this setup.

Device Score Summary

CategoryScoreRationale
Features★★★☆☆Core capabilities documented; model-specific depth varies.
Interoperability★★★☆☆Integration available via documented methods.
Setup Ease★★★☆☆Typical setup for this device category.
Cloud Dependency★★★☆☆Depends on integration and firmware options.
Vendor Trust★★★☆☆Based on available documentation and product lineage.
Overall★★★☆☆Solid option when matched to the right use case.

★★★★★ Exceptional | ★★★★☆ Very Good | ★★★☆☆ Good Enough | ★★☆☆☆ Frustrating | ★☆☆☆☆ Avoid

Features

  • Compact inline form factor
  • Works with existing wall switches
  • 2.4 GHz Wi-Fi connectivity
  • eWeLink app support
  • Custom firmware support for local control

Specifications

ProtocolWi-Fi 2.4 GHz
Hub RequiredNo
PowerAC mains
Cloud DependencyCloud by default; local when reflashed
HA IntegrationSonoff (eWeLink) or ESPHome/Tasmota
Voice ControlAlexa/Google via eWeLink
DimensionsInline module
WarrantySee Sonoff

Home Assistant Integration

Integration Method: Sonoff (eWeLink) integration or ESPHome

  • Requirements: eWeLink account for cloud; USB adapter for flashing
  • Entities: Switch entity
  • Setup: Add Sonoff integration or adopt via ESPHome
  • Notes: Confirm space and heat limits in wall box

Practical Considerations

  • Ensure neutral wire availability if required
  • Leave space for heat dissipation
  • Consider local firmware for reliability

References