Do all low-voltage switchgear and controlgear have to be "3C" certified? For example: compressor control cabinets, production plant distribution cabinets, and so on.

Must be.

The first implementation of the 3C certification of products

a, wire and cable

two, circuit switching and protection or connection of electrical devices

three, low-voltage electrical appliances

four, low-power motors

five, power tools

six, welding machines

seven, household and similar equipment

VIII. Audio and Video Equipment Category

IX. Information Technology Equipment

X. Lighting Equipment

XI. Telecommunication Terminal Equipment

XII. Motor Vehicles and Safety Accessories

XIII. Motor Vehicle Tires

XIV. Safety Glass

XV. Agricultural Equipment Products

XVI, Latex products

XVII, medical equipment products

Eighteen, fire products

Nineteen, security technology prevention products

It should be noted that the 3C mark is not a quality mark, but only a most basic safety certification, some of its indicators represent the safety and quality of the product is qualified, but does not mean that the product's use of the performance of the same excellent. Therefore, when buying goods in addition to see if it has a 3C mark, other indicators are also very important.