Final answer:
The class of wiring used for hate overhead door operator and push buttons is typically Class 2 wiring.
Step-by-step explanation:
The class of wiring used for hate overhead door operator and push buttons in electrical engineering is typically Class 2 wiring. Class 2 wiring is low voltage wiring that is designed for low power applications such as powering control circuits in electronics and electrical equipment. It is safe to use and does not require conduit or complex installation processes.