The PC part can be replaced for servicing or upgrading.

Easy access to hard disk(s). The drawer gives direct access to the hard disk(s).

Easy access to jumpers. Jumpers for voltage selection on COM ports can be set without difficulty.

The PC part slides into the housing like a drawer. Two screws are used to secure the PC part in the housing.

The powered and non-powered versions have the same housing, which makes upgrading easy.

All modules can remain connected to the housing.