Industry News

Different Types of Surge Protection Devices (SPD)

Discover the different Types of Surge Protection Devices (SPDs) — Type 1, Type 2, Type 3, combo units, and PV/DC solutions. Backed by IEC and UL standards, this guide explains how each SPD works, where to install it, and how to coordinate them for reliable protection of homes, businesses, and solar systems.

What Is a Type 2 Surge Protection Device?

A Type 2 Surge Protection Device protects electrical systems from residual surges and switching surges. It is installed at the main distribution board. It works with Type 1 and Type 3 SPDs to form layered protection. This blog explains how it works, where to use it, how to choose it, and how to install it.

Surge Protection vs Overload Protection: What’s the Difference

When it comes to safeguarding your electrical systems, understanding the distinction between surge protection and overload protection is critical. These two protective measures serve different purposes but are both essential for maintaining safety, preventing damage, and ensuring reliable operation of your electrical devices.

A Comprehensive Guide to Solar Surge Protection Devices (Solar SPD) Selection

Learn how to choose the right Solar Surge Protection Devices (SPDs) for your PV system. This guide covers SPD types, key selection criteria, AC vs. DC protection differences, and best practices to ensure long-term safety and performance.

AC vs. DC Surge Protection: What's the Difference?

This blog compares AC and DC surge protection devices (SPDs), explaining their key differences in waveform, voltage range, arc handling, and application scenarios. Whether you're protecting a home, solar system, or EV charger, understanding how to choose the right SPD is essential for system safety and compliance with standards like IEC 61643 and UL 1449.

Top 10 SPD Manufacturers in 2025

This guide ranks the Top 10 Surge Protection Device (SPD) Manufacturers in 2025, based on global reach, product innovation, and industry demand. It explains how SPDs work, compares Type 1, Type 2, and Type 3 devices, and highlights key application areas from solar to smart factories. Perfect for engineers, procurement teams, and system designers seeking reliable, certified surge protection solutions.

Led Circuit Protection Devices: Key Concepts and Overview

Protect your LED systems with reliable LED circuit protection devices that defend against surges, overvoltage, and short circuits, ensuring long-lasting performance.

What is a Type 3 Surge Protector?

A Type 3 Surge Protector provides the final layer of defense against electrical surges, protecting sensitive electronics from damage. Installed at the point of use, it ensures reliability and safety for home appliances, industrial equipment, and medical devices. Learn why Type 3 Surge Protection Devices are essential for maintaining the longevity of your devices.

Surge Protection For Solar Photovoltaic Systems

The remote locations, exposed surface areas and extensive layouts of solar power plants put them at high risk of damage from the elements, particularly electrical storms.