Unfortunately, the Iconic intermediate mechanism is not available assembled on a plate. It can put together using below part numbers;
40MIL -
Clipsal Iconic Intermediate Switch Mechanism, 250V, 10A, LED.
+
3041G - Clipsal Iconic - Switch-Grid, Vertical/Horizontal Mount, 1 Gang
+
3041C - Clipsal Iconic - Skin Switch Plate Cover, Vertical/Horizontal Mount, 1 Gang
For further information, please visit the below links:
https://www.clipsal.com/Trade/Products/ProductDetail?catno=40MIL
https://www.clipsal.com/Trade/Products/ProductDetail?catno=3041G
https://www.clipsal.com/Trade/search-results?q=3041C