Din Rail Tray for MS101 Smart Relay is a switchboard solution for Sonoff products. It allows you to install the Sonoff products to the DIN rail-mounted switchboard.

The installation is straightforward. The DR tray has a blue part, which allows you to push to fix the switch to the DIN rail or pull to take it down. No external tools are required.

The material is fire-retardant ABS and the fire rating is V0.