Lightning Arrester (also known as Surge Protector Against Lightning) can be categorized into power surge protectors, signal surge protectors, and Antenna surge protectors. Each type plays a crucial role in safeguarding electrical and electronic equipment in buildings.
Power surge protectors are essential components for protecting electrical equipment from lightning strikes. They are typically installed at the entry points of electrical systems, such as substations and distribution rooms. When lightning strikes the electrical system, the power supply surge protector responds rapidly, directing the excess voltage and current into the ground. This ensures that the electrical equipment remains undamaged, maintaining the stable operation of the power grid. As critical surge protector against lightning, power surge protectors ensure the long-term safety of equipment and facilities.
Signal surge protectors are vital in protecting communication and data transmission lines. In modern society, communication and data transmission are indispensable components across various industries. However, these lines are often susceptible to lightning-induced surges, leading to data transmission interruptions or equipment damage. The signal surge protector effectively addresses this issue. They are usually installed at the interfaces of signal lines, capable of absorbing and discharging the excess voltage and current caused by lightning, ensuring stable signal transmission.
Antenna surge protectors are specially designed surge protector against lightnings for protecting antenna and feeder systems. In fields such as wireless communication and broadcast television, antenna and feeder systems carry important signal transmission tasks. Due to their elevated and outdoor exposure, these systems are highly vulnerable to lightning strikes. The Antenna surge protector in surge protector against lightnings employs special designs and materials to effectively direct lightning into the ground, preventing damage to the antenna and feeder systems.
With the intensive development of surge protector products, many surge protector against lightnings integrate multiple lightning protection functions. For example, the M10-220/D05J4 from Techwin incorporates surge protection for power networks, providing effective surge protection for network surveillance cameras, facial recognition cameras, access control systems, and other equipment in buildings. Additionally, the multi-pulse power surge protection box, which integrates multi-pulse surge protectors and specialized backup surge protectors, has emerged, further enhancing the protection level of electrical systems.

With continual technological advancements, the application of surge protector against lightnings in various electrical systems is becoming increasingly widespread. Whether in power systems, telecommunications lines, or wireless communication devices, the demand for surge protection is on the rise. Leveraging modern intelligent surge protection technology, surge protector against lightnings can provide more comprehensive and smarter protection for various devices. By selecting efficient surge protectors, businesses and individuals can better protect important equipment from lightning and other external factors, ensuring the continuous safe operation of their systems.
The Difference Between Surge Protector and Air SwitchJuly 8, 2022Air switches and surge protectors are usually installed in the distribution box of a building, so what is the difference between them? Tiandun Thunderbolt will do a detailed analysis for you.Ⅰ. Surge...view
Lightning Protection Scheme for Drone Ground Control Station - Focus on SPD ConfigurationOctober 31, 20251.Core Principle: Zoning and Staged ProtectionThe Ground Control Station (GCS)—whether a fixed building, shelter, or vehicle—must be treated as a system requiring multi-layered protection. Adhering ...view
PC power supplies have built-in surge protection or not ? TECHWIN provides indispensable protectionMay 8, 2025PC power supplies (PSUs) typically include basic surge protection, but they are not designed to handle large power surges (e.g., lightning strikes or grid fluctuations) effectively. Here’s how Shenzh...view
Photovoltaic Power Generation Systems and Lightning Protection Measures for Photovoltaic SPDJune 26, 2024Since the main components of the solar photovoltaic power generation system are outdoors, they are prone to lightning strikes or high-voltage surge induction, causing equipment damage. This article wi...view
Principle and Function of Signal Surge Protective DeviceMarch 18, 2025Working Principle of Signal Surge Protective DevicesSignal surge protective devices form a protective barrier by connecting in series between the signal channels and the equipment. When a surge voltag...view
Circuit Design of Signal Surge ProtectorSeptember 22, 2022Signal surge protector (SPD) can be divided into telephone signal surge protector, network signal surge protector, control signal surge protector, high-power broadcast signal surge protector, and moni...view