Pilot stage with ball-conical seat

A pressure regulation valve comprising:

• a pilot stage valve with a ball valve body and a conical seat,
• the pilot stage valve has a failsafe valve seat at the end of a guide section located opposite the conical seat, and a spring member, which biases the ball valve body into the failsafe valve seat, and
• a multiplicity of function modules comprising an actuator module and a pilot stage module, which comprises the pilot stage valve, wherein the pilot stage module and the actuator module are firmly interconnected via a press connection, and have a central axis.