Differences Between Lightning Protection Modules and Surge Protectors?

Lightning protection modules and surge protectors are both essential components for safeguarding electronic equipment, but they differ in the following ways:

1. Different Functions: Lightning protection modules are typically used to prevent lightning strikes or electrostatic interference. They can effectively absorb and dissipate overvoltage surges, thereby protecting equipment safety. Surge protectors, on the other hand, are primarily used to prevent high-voltage surge interference in circuits. They can cut off surge currents within an extremely short time, ensuring the normal operation of equipment.

2. Different Working Principles: Lightning protection modules usually consist of components such as gas discharge tubes, metal oxide varistors, and diodes. These components can respond quickly to overvoltage conditions and divert the electrical energy to the ground line, thereby protecting the equipment. Surge protectors employ fast-acting switching components, such as TVS transient suppression diodes and resistive elements. These components can rapidly respond to sudden voltage changes and high-frequency surges, guiding the surge current to the ground line to protect the equipment.

3. Different Installation Methods: Lightning protection modules are typically installed inside the equipment and can be directly connected to it. Surge protectors, however, are usually installed at the input or output terminals of the equipment and are connected to it via wiring.

In summary, although both lightning protection modules and surge protectors are crucial devices for ensuring equipment safety, their application scenarios and installation methods vary due to differences in their functions and working principles. The appropriate choice should be made based on specific requirements.