Sanwa Denka Opens New Factory in Iruma, Saitama: Strengthening EMS for Emergency Power Supplies and Control Panels to Boost Infrastructure Supply Capacity

Sanwa Denka Co., Ltd. has built a new factory in Iruma City, Saitama Prefecture, in response to the expansion of its Electronics Manufacturing Service (EMS) business, and officially began full-scale operations on April 1, 2026.

The operation of this factory will strengthen the production capacity and quality management systems for high-reliability equipment used in social infrastructure, such as emergency power supply units, control panels, and distribution boards.

Sanwa Denka Co., Ltd.

Background of Opening the New Factory In recent years, the importance of electrical equipment responsible for evacuation guidance and safety during emergencies in power plants, railways, public facilities, and large buildings has increased, demanding high reliability and stable operation.

We have supported human lives and social infrastructure by supplying products such as evacuation guidance equipment and emergency power-related devices, primarily through the contract manufacturing of control panels, distribution boards, and power supply units.

This new factory aims to meet the growing demand in areas where safety and reliability are strongly required and to build a more stable supply structure.

Features of the New Factory - Integrated production system from design to manufacturing and inspection. - Flexible production lines for low-volume, high-mix orders. - Enhanced quality traceability at the product unit level. - Quality management system designed for long-term stable operation. Through these features, we will achieve the supply of high-quality, high-reliability products required in the infrastructure sector.

Future Outlook Sanwa Denka Co., Ltd. will continue to strengthen its high-quality and stable product supply system as a partner in the power, railway, and data center sectors as an EMS company, while expanding business as a production base rooted in the local community.

New Factory Overview Location: 4202-1 Miyadera, Iruma City, Saitama 358-0014 Site Area: 1,292 sqm Total Floor Area: 1,189 sqm TEL: 04-2935-2772 (Main) FAX: 04-2935-2773 Operation Start Date: April 1, 2026

Company Profile Company Name: Sanwa Denka Co., Ltd. Business: Electronics Manufacturing Service (EMS) URL: https://sanwa-denka.co.jp/

Contact Information Sanwa Denka Co., Ltd. TEL: 04-2935-2772 (Main) FAX: 04-2935-2773 Inquiry Form: https://sanwa-denka.co.jp/inquiry/