Pyrotechnic actuator and airbag module with such Akruatoreinheit

The invention relates to a pyrotechnical actuator (10) for abrupt movement of a component, in particular for actuating a vehicle safety system, with a pyrotechnic igniter (12) and a housing (14) in which the igniter (12) is accommodated, wherein the igniter (12) to the housing (14) defines a pressure chamber (16), said housing (14) has a latching section (18) for fixing the actuator unit (10) and / or the housing (14) consists of plastic. Furthermore, the invention relates to a gas bag module having such a pyrotechnical actuator (10).