SONOFF MINI-D Dry Contact Wi-Fi Smart Switch
The SONOFF MINI-D is a compact WiFi Dry Contact Switch with Matter support, designed for compatible garage doors, DC motors and control systems. Enjoy remote control through the eWeLink app, voice commands and smart schedules, with flexible AC or DC power input for different installations.
SONOFF MINI-D WiFi Dry Contact Smart Switch with Matter
The SONOFF MINI-D is a compact and versatile smart switch designed to control compatible garage doors, motors, boilers and other dry contact input devices. This SONOFF Dry Contact Switch combines isolated relay output with 2.4GHz Wi-Fi connectivity and Matter support. It enables remote control, automation and smart home integration while supporting flexible AC or DC power input.
Dry Contact Output & Flexible Control
- Dry contact output for compatible control systems.
- Supports garage door openers with dry contact inputs.
- Relay contacts are isolated from the device power supply.
- Provides Normally Open (NO) and Normally Closed (NC) options.
- Suitable for signal-based automation and approved low-voltage applications.
WiFi Connectivity & Matter Integration
- Connects to 2.4GHz Wi-Fi networks.
- Remote access through the eWeLink application.
- Matter support enables integration with compatible ecosystems.
- Works with supported Apple Home, Alexa, Google Home and Home Assistant setups.
- Supports smart scenes, timers and voice control.
Key Features
Combining dry contact switching, Matter compatibility and Wi-Fi connectivity, this compact relay provides a flexible solution for integrating compatible devices into modern smart home automation systems.
Smart Garage Door Control
- Can send an opening or closing trigger to compatible garage door controllers.
- Remote operation through the eWeLink mobile application.
- Can be integrated into supported smart home scenes.
- Suitable for garage door systems with a dry contact input.
- Verify controller wiring and compatibility before installation.
Low-Voltage Automation Applications
- Supports compatible low-power DC motors.
- Can control suitable DC solenoid valves within rated limits.
- Useful for compatible boilers and thermostat control systems.
- Can provide a control signal to a suitable external contactor.
- The output terminals must not be connected directly to AC loads.
Technical Specifications
| Brand | SONOFF |
| Model | MINI-D |
| Product Type | Wi-Fi Dry Contact Smart Switch |
| Output Type | Dry Contact – NO / NC |
| Wireless Connectivity | Wi-Fi 2.4GHz |
| Wi-Fi Standard | IEEE 802.11 b/g/n |
| Smart Home Protocol | Matter |
| Mobile Application | eWeLink |
| AC Power Input | 100–240V AC, 50/60Hz, 0.1A Max |
| DC Power Input | 12–48V DC, 1A Max |
| Maximum Resistive Load | 24V DC / 2A |
| DC Motor Load | 12/24V DC – Up to 8W |
| Dimensions | 41 × 43 × 21.5 mm |
| Net Weight | 34.5 g |
| Casing Material | PC |
| Color | White |
| Operating Temperature | -10°C to 40°C |
| Installation Environment | Indoor |
| Certifications | CE / FCC / RoHS |
What's in the Box
- SONOFF MINI-D smart switch unit.
Please verify the included installation accessories and user documentation against the actual package before publishing the final box contents.
Why Choose SONOFF MINI-D?
This smart relay offers a practical way to automate compatible dry contact devices. With its compact design, Wi-Fi connectivity, Matter compatibility and flexible power input, it is suitable for garage door automation, boiler control and low-power DC applications within the specified electrical ratings. The unit supports integration into connected home systems without requiring major changes to existing compatible controllers. Installation and electrical connections should be carried out by a qualified professional according to the manufacturer's instructions.
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