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What is the life expectancy on the ZB4/XB4 or ZB5/XB5 operators?

Mechanical operations for:
  • Push Button -- Spring return = 5 million, double headed = 1 million, push-push to release = 0.5 million
  • Selector Switch -- non-illuminated = 3 million, illuminated = 1 million
  • Toggle Switch = 0.5 million
  • Emergency stop push button = 0.3 million
  • Joystick = 1 million
  • Standard blocks = 5 million
  • Low power switching contact blocks = 0.5 million
  • 1 million total electrical operations.
NOTE: Product life is based on average usage under normal operating conditions.

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