News

Surge protectors need a proper ground to work. Without it, surges can destroy your devices, cause fires, or shock hazards—labeling alone doesn't mean real protection.

I fried a $3,000 CNC board because the surge protector was only 200 J—here’s the exact Joule rating I now spec for every device so you never lose hardware again.

New surge-bar fire-test data: quality MOVs plus thermal fuses cut electrical-fire risk by 70 %, but overloads and loose wiring still need breakers and good install.

Surge protection is essential for EV chargers—lightning or grid surges can destroy power modules, communication boards, and DC connectors, leading to costly repairs and downtime. This guide explains where to install SPDs, which types to use, and how to maintain them to ensure charger uptime and driver satisfaction.

Surge protection devices (SPDs) are required by law in many countries—including parts of Europe, the US, and China—depending on building type and local regulations. This article explains where SPDs are mandatory, which standards apply, and why they’re a smart investment even when not legally required.

Surge protectors divert voltage spikes to protect industrial equipment from damage and downtime. Leikexing's IEC-tested units prevent costly failures with MOV/GDT technology and thermal protection. Choose Type 1/2/3 based on your site's risk level. B2B solutions for continuous production.

Discover how advanced surge protective devices (SPDs) from Wenzhou Leikexing Technology protect industrial operations from electrical surges, reduce downtime by up to 75%, and ensure compliance with international safety standards. Learn about multi-level protection strategies and industry-specific solutions for manufacturing facilities.

Your lightning protection system (LPS) is only a work in progress. Lightning rods can intercept direct lightning strikes, but they can't stop deadly surges that penetrate power lines. Internal surge protectors (SPDs) are the missing half, providing crucial protection for your valuable equipment, data, and production continuity, guarding against both visible and invisible risks, creating a truly closed safety loop.

Choose the right kA rating for your surge protection needs. Avoid overspending and ensure reliable performance with tailored solutions for residential, commercial, and industrial applications.

For global buyers of surge protective devices (SPDs), compliance isn’t just a checkbox—it’s the foundation of trust, safety, and market access. In an industry where reliability can mean the difference between operational continuity and catastrophic failure, certifications like CE, TUV, and CB are not just badges; they are testaments to excellence. Here’s why these certifications matter and how our products leverage them to deliver unparalleled value.https://www.leikexing.com/products/