They are safe and more reliable because they include an over pressure disconnection system, and an internal discharge resistance in each one of the capacitors.
General characteristics:
High insulation resistance
Cylindrical can
100.000 hours useful-life
Application:
Power factor correction
Wind power and solar power generators
Construction:
Dielectric: Self-healing polypropylene film
Internal discharge resistance
Aluminum cylindrical can. Modular cold rolled steel 18 gauge
Input cable connection: M6 box terminal
Capacitor mounting bolt: M12 bolt