Compact body for behind-switch installation
The compact module helps add smart control inside a suitable deep back box or junction box without changing the visible switch design.
Smart Switch Modules
2 Channel Energy Meter Module WiFi
ZAI-SEM-2A 2-channel Wi-Fi energy-meter module helping monitor electrical values through Clai and use them in consumption scenes.
Concealed smart control
Bring the existing electrical installation under Clai control
ZAI-SEM-2 — A 2-channel Wi-Fi energy-meter module helping monitor electrical values through Clai and use them in consumption scenes.
Local operation is retained
When wired correctly it retains the existing wall switch and combines local use with remote control, schedules and Clai scenes.
Clai access over Wi-Fi
Provides access to module status and participation in Clai automations through a compatible 2.4GHz Wi-Fi network.
Make energy values visible
Helps assess energy use and provide data for automation decisions by monitoring voltage, current and consumption.
Which projects are modules suitable for?
They add smart control to the existing electrical installation without replacing the visible switches and loads.
Suitable locations
- Homes, villas and residences
- Offices, stores and workplaces
- Hotels, rentals and hospitality areas
- Yachts, caravans and compact living spaces
Control scenarios
- Scheduling lighting and socket circuits
- Away and night scenes
- Shutter, curtain and garage-door control
- Energy monitoring and auxiliary equipment management
Compatibility note
Installation must be completed by a qualified electrician. Before ordering, verify the neutral conductor, box depth, load type, inrush current, total power and existing protection devices. Current and power ratings do not imply equal suitability for every load type; motors, transformers and LED drivers require separate confirmation.
ZAI-SEM-2
Technical specifications
Values are based on the technical data in the Clai product catalogue.
- Type
- 2 Channel Energy Meter Module WiFi
- Operating voltage
- 100–240V AC, 50/60Hz
- Channel count
- 2
- Standby power
- 0.5W
- Operating temperature
- 0°C / 60°C
- Dimensions
- 39.2 × 39.2 × 18 mm
- Connection
- Wi-Fi
- Neutral requirement
- Required
- Measured values
- Voltage / current / energy consumption