八州電工 List of Products and Services

The "Yashima Denko Co., Ltd. Product Catalog 2026 Edition" is the product catalog of Yashu Electric Co., Ltd., which manufactures and sells pull boxes, ducts, frames, distribution boards, and more. It features a wide variety of "pull boxes," including private specifications (rust-resistant) and flat covers, as well as various products such as "metal ducts," "connectors," and "clamps." Please make use of this catalog for selecting products. [Contents] ■ Pull Boxes ■ Metal Ducts (Wiring Ducts) ■ Connectors ■ Various Support Materials ■ Accessories for Conduit ■ Accessories for Flexible Conduit ■ Metal Fabrications *For more details, please refer to the PDF document or feel free to contact us.

At Hachishu Electric Co., Ltd., we conduct on-site measurements of metal processing products. We perform site surveys and manufacture metal processing products with short delivery times, including drawing production and products for government agencies. We can produce various items, starting with "various covers," as well as "equipment around cubicles" and "various panels." Additionally, we can handle a wide range of metal processing, so please feel free to consult us when needed. 【Features】 ■ Short delivery times ■ Drawing production ■ For government agencies ■ Various metal processing capabilities *For more details, please refer to the PDF materials or feel free to contact us.

The "Connector" and "Combination Coupling" are products manufactured by Hachishu Denko. They have obtained JIS standard certification (some items are not applicable to JIS). A wide range of items and sizes are available, with a diverse lineup of 87 types. They can be used with various sizes of electrical conduits. They can also be used in conjunction with the box products we handle. 【Features】 ■ Box connectors do not require plastic bushings. ■ There are types available with resin covers for cable protection. ■ We handle both non-waterproof and waterproof options. *For more details, please refer to the PDF materials or feel free to contact us.

A lineup of various electrical support hardware primarily used for electrical work! Of course, we also manufacture custom products tailored to specific conditions. 1) Rail Ace and related products By combining metal rails (made of galvanized steel, stainless steel, and high corrosion-resistant steel) with various fittings, it is possible to support steel conduits (sizes: nominal 19 to 104), SGP pipes, VE pipes, VP pipes, and CD pipes. We also offer products that can be cut to various short lengths (100mm to 1500mm in increments of 50mm) and processed with holes to meet on-site needs. (The standard length is 2500mm.) 2) Various brackets We sell brackets that accommodate the installation of various equipment. We provide shapes and finishes (materials, coatings, plating) that meet various installation conditions for securing large lighting fixtures, rotating lights, surveillance cameras, and metal wiring ducts. *You can view an excerpt of the catalog from "Download." If you would like a catalog booklet, please apply through "Contact Us."

We would like to introduce our "Waterproof Connectors and Waterproof Couplings" for steel electrical conduits. This product resolves the difficulty of inserting electrical conduits. With our uniquely developed waterproof gasket, it offers excellent waterproofing and workability, compliant with IP65 standards. The connectors come with a resin cap, eliminating the need for bushings. Please feel free to consult us when you need assistance. 【Product Lineup (Partial)】 ■NWBC19 ■NWBC25 ■NWBC31 ■NWBC39 ■NWBC51 ■NWBC63 *For more details, please download the PDF or feel free to contact us.

We would like to introduce the strengths and features of Hachishu Electric Co., Ltd. With five domestic factories, overseas group factories, and numerous partner factories, we contribute to short delivery times and cost reduction with advanced equipment. We handle not only CAD drafting but also strength calculations in-house. Additionally, we provide seismic and structural calculations for various scenarios. We create seismic calculation reports for cable racks, panels, piping, lighting supports, and stanchions. 【Problem Solving】 ■ Solutions for both delivery time and price ■ Drawings created by a specialized drafting department ■ On-site surveys and actual measurements at installation locations ■ In-house preparation of calculation reports *For more details, please download the PDF or feel free to contact us.

At the Hachishu Group, we develop and manufacture various electrical equipment materials at our own factories (7 in Japan and 2 in Vietnam) and many partner factories. In our group's production system, we actively introduce advanced machinery such as 24-hour operating punch-laser combination machines and automatic welding machines. While performing excellent metal processing, numerous specialists in metal processing and electrical engineering at each factory are working daily to improve production technology. 【Business Activities】 ■ Manufacturing ■ Sales ■ Import and Export ■ Materials *For more details, please download the PDF or feel free to contact us.

We would like to introduce the "flexible conduit connectors/couplings" that we handle. The coupling features a uniquely developed rubber gasket that prevents water intrusion, enhancing waterproofing. Additionally, the connection part has a threaded finish, making it difficult to pull apart. We also offer a lineup of rust-resistant and waterproof products, including box connectors and waterproof box connectors. 【Coupling Features】 ■ Achieves resistance to disconnection ■ Prevents water intrusion ■ Easy to install *For more details, please download the PDF or feel free to contact us.

We would like to introduce the "Connectors for Steel Conduit" that we handle. With a zinc alloy die-cast and plated finish to enhance rust prevention, we offer waterproof connectors that do not require bushings, equipped with a resin cap, as well as waterproof couplings with excellent waterproof performance thanks to our uniquely developed packing. In addition to round and square boxes, we also have a wide range of box accessories, including entrance caps. 【Features】 ■ Waterproof type compliant with I65 ■ Size is easily identifiable ■ Excellent waterproof performance with uniquely developed packing ■ No need for bushings with resin cap included *For more details, please download the PDF or feel free to contact us.