Inhalator and inhalator set

Inhalator comprising:

• a controller unit having a first housing, a controller accommodated in the first housing, and a socket electrically connected to the controller;
• and
• an aerosol generator unit having an aerosol generator configured to generate an aerosol by nebulizing a fluid and accommodated in a second housing, and a plug electrically connected with aerosol generator and configured to directly mate with and electrically connect to the socket.

Inhalator comprising a housing with a first housing part and a second housing part, the first and second housing part being detachably connected by a latch, the latch comprising a lug integral with and extending from one of the first and second housing parts, the lug having a hole engaged with a protrusion integral with the other of the first and second housing parts and a flexible area extending a certain distance in a direction away from the connection to one of the first and second housing parts towards the hole, so as to enable flexure of the lug in the flexible area relative to the one of the first and second housing parts, whereby the lug is disengageable from the protrusion.