SPD for High-Density Wiring Systems (for Telephone) UCP Series

SPD for High-Density Wiring Systems (for Telephone) UCP Series

last updated Jul 16, 2025

Communication SPD "ASG Series"

Send the SPD fault status remotely! A comprehensive lineup tailored to the protective circuit mechanism!

last updated Jul 16, 2025

Lightning Damage Prevention "SPD Product Guide"

Shoden's lightning damage prevention products that maintain the normal operation of important equipment and devices supporting an information-oriented society.

last updated Jul 16, 2025

For lightning damage countermeasures, this one book! A comprehensive catalog with a large volume is currently being offered.

Introduction of product lineup including basic knowledge of lightning damage countermeasures, equipment, devices, systems, and construction.

last updated Jul 16, 2025

Communication SPD SG Series

Adopting a highly demanded plugin structure! Launching lightning damage protection products, communication and signal SPD 'SG Series'!

last updated Jul 16, 2025

Lightning damage countermeasures for coaxial data transmission equipment protection SPD

Lightning damage prevention SPD for coaxial data transmission equipment.

last updated Jul 16, 2025

Free distribution of the Lightning Trouble Prevention Guidebook for Solar Power Generation.

Protect your equipment from lightning damage! Free guidebook for stable operation of solar power generation.

last updated Jul 16, 2025

Showden Co., Ltd. Company Profile

As a comprehensive safety company for 50 years, we will continue to provide "safety" and "trust."

last updated Jul 16, 2025

[Information] BCP Solution Guide for Offices and Factories

We provide disaster prevention, crime prevention, and power supply trouble countermeasure products to strengthen BCP for offices and factories!

last updated Jul 16, 2025

Lightning damage countermeasures Direct lightning waveform response SPD for ITV and surveillance cameras

Lightning damage countermeasures Direct lightning waveform (10/350μs 2.5kA) compatible SPD for ITV and surveillance cameras

last updated Jul 16, 2025

SPD (Surge Protective Device) "AFD-T Series" "ANS-CAT6"

In addition to the power supply SPD with built-in separator, we offer SPD for networks. We are currently conducting a "Lightning Risk Assessment Service."

last updated Jul 16, 2025

Power Supply Related Products Series Catalog

Backup for stable and high-quality power supply! Leave your power supply needs to us.

last updated Jul 16, 2025

Information about technical facilities

Introducing Showa Denko's technology along with testing equipment and in-house developed facilities!

last updated Jul 16, 2025

Lightning protection measures for surveillance cameras - SPD for surveillance cameras.

For lightning surge protection of network cameras! It can be installed close to outdoor surveillance cameras.

last updated Jul 16, 2025

Notice of Participation in the Electrical Equipment Industry Exhibition "JECA FAIR 2025"

We would like to introduce high-demand products to the person in charge of crisis management!

last updated Jul 16, 2025