The Shelly i4 Gen3 intermediate switch connects behind conventional switches and wirelessly transmits their commands to compatible devices, without a relay or load output. It manages four digital inputs and lets you assign up to four actions to each, for a total of up to 16 actions. Use the Shelly Smart Control app to create scenes for controlling lights, blinds, and other connected devices.
It connects directly to your Wi-Fi network without requiring a hub and supports Bluetooth pairing with a mobile phone. It is compatible with Alexa, SmartThings, and automation systems that use MQTT, CoAP, or REST API. The energy monitoring function lets you monitor the status of a circuit.
- Type: Intermediate switch with 4 digital inputs
- Number of channels: 4
- Maximum load: 16 A
- Connectivity: Wi-Fi, Bluetooth, and RF
- Compatible apps and platforms: Shelly Smart Control, Alexa, SmartThings
- Protocols: MQTT, CoAP, and REST API
- Energy monitoring: Yes
- Power supply: 110–240 V AC
- Dimensions: 42 × 17 × 17 mm
- Uses: Lighting, blinds, and garage doors
- Product Number
- SHELLYI4GEN3
Specifications
- Switch Type
- Smart Switch
- Number of Channels
- 4
- Usage
- Lighting, Roller shutters, Garage door
- Dimensions (Spec Summary)
- 42x17x17mm
Smart Attributes
- Smart Ecosystem
- Alexa, SmartThings
- Connectivity
- Wi-Fi, Bluetooth, RF
Additional Features
- With Remote Control
- No
- Maximum Load
- 16 A
- Compatible Application
- Shelly Smart Control
- Intermediate Switch
- No
Features
- Dimmer
- No
- Dry Contact
- No
- Consumption Measurement
- Yes
Important information
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.