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  5. transformer
  6. Lightning-resistant transformer (cabinet type) STC model

Lightning-resistant transformer (cabinet type) STC model

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STC shape

last updated:Sep 03, 2026

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High-performance lightning-resistant transformer with a surge transition rate of 1/1000 or lower.

High-voltage insulated transformer with electrostatic shield (protecting against ground) and power supply SPD (protecting between lines), designed to shut out abnormal voltages caused by induced lightning surges and ground potential rises. A product that houses a lightning-resistant transformer (standalone type) in a cabinet.

    transformer
STC_pdf1.jpg

Lightning-resistant transformer (cabinet type) STC model

STC_pdf1.jpg
STC_pdf1.jpg
  • Related Link - https://www.sankosha.co.jp/product/detail.php?id=6…

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basic information

★We will respond to your requests with customization options such as connection type, voltage, capacity, and painting★

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Applications/Examples of results

Lightning protection transformers used for surge protection of low-voltage distribution line equipment power supplies such as equipment rooms, wireless relay stations, and mobile phone base stations.

Detailed information

  • STC_pdf2.jpg

    Circuit diagram

  • STC_pdf3.jpg

    Model identification We will determine the product name according to this rule.

catalog(2)

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Comprehensive Catalog: Lightning Protection Edition

Comprehensive Catalog: Lightning Protection Edition

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Sankosha Corporation General Catalog ver.2

Sankosha Corporation General Catalog ver.2

CATALOG
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News about this product(1)

We will be exhibiting at "CEATEC 2026," which will be held from October 13 (Tuesday) to October 16 (Friday), 2026.

  • Seminar・Event

We will be exhibiting at "CEATEC 2026"! CEATEC is a comprehensive exhibition for digital innovation, where companies and organizations from both Japan and abroad gather to create new value using digital technologies and aim to solve social issues. We will introduce new solutions to various challenges faced by society and our customers through the technologies and products we have developed, including lightning protection products, optical communication network products, thermal management products, and remote monitoring devices that allow for the monitoring of equipment and facilities from a distance. When you visit, please stop by our booth at Sanko Shiya Co., Ltd., booth number [8H201]. ■ Event Overview: CEATEC 2026 ■ Exhibition Details Period: October 13 (Tuesday) to October 16 (Friday), 2026 Time: 10:00 AM to 5:00 PM Location: Makuhari Messe, Hall 8 North Entrance 8 Sanko Shiya Booth Number: [8H201]

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Industrial Electrical Equipment

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Since its founding in 1930, Sankosha has expanded its business in response to the needs of the times, from the design and manufacturing of communication security devices and lightning rods to the design and manufacturing of meteorological observation instruments and optical technology-related equipment. Additionally, we established Franklin Japan (in Sagamihara City), a lightning and weather information company, and provide high-precision lightning strike information services through a lightning observation network installed throughout Japan, solidifying our position as the world's only comprehensive company related to 'lightning,' from observation to protection.

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