This DIN mount fits the Shelly devices we call standard devices with dimensions: (HxWxD): 38 x 43,3 x 16,4 mm
This means all newer models in general of Gen3 and Gen4
This mount does not fit: Shelly 2.5 x1 double relay

For DIN mounts for Shelly MINI devices, please find our other article/DIN-mount. The mini has dimensions: (HxWxD): 28 x 33 x 16,4mm

It can be mounted and removed easily from the front, no need to remove fuses or other devices around the Shelly devices.
It is locked in place, use a small screwdriver to detach it at the top, same way you detach a normal fuse device.

The black version in the photo is the one with the 3mm air-gap on both sides to ensure good ventilation around the Shelly device.
if you use Winthers DIN mount for Plejd, Wiser too as well as the Shelly DIN mount, they ALL fit side by side and look them same seen from the front of the electrial central cabinet

The Shelly device(s) itself seen in the picture is not included in the delivery.