Sonoff DR is a useful accessory to all Sonoff WiFi-equipped smart relay switch products. It makes Sonoff smart relay products attachable to electrical cabinets with DIN rail.
Sonoff DR is compatible with Sonoff Basic R2 and R3, RF R2 and R3, TH10, TH16, POW (and POW R2), Dual (és Dual R2) and smart relay switches. Sonoff DR adapter comes with 4 pcs of M3 screws fitting to original screw-holes of Sonoff relays, by using these you can fix your Sonoff relay to Sonoff DR adapter.
Made of fireproof ABS, fire-safety classification is V0.