Cosel

Basic Information

Stock Code
6905
Industry
Electrical Equipment
Category Detail
Semiconductors & Electronic Components
Prefecture
Toyama Prefecture
Establishment Year
July 1969
Listing Year
December 1994
Official Website
https://www.cosel.co.jp/
TSE Information
TSE Information
Yahoo! Finance
Yahoo! Finance
Other Companies
Filcon, Fuji Dies, Trex Semiconductor, Adtec Plasma Technology, Sansha Electric Manufacturing, Kikusui Holdings, Satori Electric

Overview

Cosel is an electrical equipment manufacturer founded in 1969, a leading domestic player in switching power supplies with strengths in technology and global expansion.

Current Situation

Cosel recorded consolidated net sales of approximately 21.9 billion yen and operating profit of approximately 3.6 billion yen for the fiscal year ending May 2025. Its flagship switching power supply products have achieved specialized growth in the domestic market, holding the No. 2 share in the industry. Headquartered in Toyama Prefecture with multiple factories, it has established a global sales network through overseas sales subsidiaries. In 2024, it formed a capital and business alliance with Taiwan's Lighton Technology to advance joint brand development. In technology development, it continuously launches new models of noise filters and power devices to maintain competitiveness. Financially stable with net assets of 36.8 billion yen, it focuses on investments and R&D. Its unique corporate culture that praises failure serves as a driving force for innovation. Moving forward, it aims to meet diverse power needs with sustainable product development while strengthening overseas expansion and new market acquisition.

Trivia

Interesting Facts

  • Long-established No. 2 domestic manufacturer specializing in switching power supplies
  • Introduced 'Failure Commendation' system internally since 1900 to encourage challenges
  • Strengthened overseas expansion in 2024 through major alliance with Taiwanese company
  • Headquartered in Toyama Prefecture, continuously contributing to local economy
  • Renowned for noise filter technology
  • Global business expansion with approximately 500 employees
  • Unique name origin: coined by reversing ELCO letters and adding S
  • Pioneered market by specializing in standard switching power supplies
  • Subsidiaries in the US, Europe, and Asia for local sales networks
  • High share in environmentally resistant product sector
  • Products used widely from industrial machinery to semiconductor equipment
  • Strong culture of employee education
  • Multilingual support system maintaining international competitiveness
  • Major shareholders centered on founding family and overseas funds
  • Aims for stable growth with long-term vision

Hidden Connections

  • Accelerated Asian market entry through capital ties with Taiwan's Lighton Technology
  • Innovation culture embedded in corporate DNA through failure commendation system
  • Contributes to local employment and technology succession as Toyama-based company
  • Strong domestic supplier base while responding to global macro trends
  • Deep transaction history with various industrial equipment manufacturers
  • Continuously improves by leveraging own brand in competitor advantage analysis
  • Technological assets honed over years as mid-tier player in Japan's electrical equipment industry
  • Historical roots from Elco era reflected in company name and management philosophy

Future Outlook

Growth Drivers

  • Global expansion of demand for industrial power supplies
  • Increasing needs for advanced noise suppression technology
  • Strengthened expansion into overseas emerging markets
  • Response to energy-saving technology advances in industrial machinery
  • Diversification of demand for custom power devices
  • Growth of semiconductor industry centered on China and Taiwan
  • Demand for high-durability, high-efficiency products due to stricter environmental regulations
  • Increasing power supply demand for IT and IoT devices
  • Demand for replacement of outdated products
  • Development of green energy-related markets
  • Close co-development with customers
  • Establishing competitive edge through technological innovation

Strategic Goals

  • Achieve overseas sales ratio of over 40%
  • Expand Asian market share with joint brand products
  • Full compliance of products with energy-saving standards
  • Create new business areas generating over 5 billion yen in annual revenue
  • Enhance corporate value through sustainability indicator achievements
  • 30% productivity improvement through digitalization
  • Strengthen global sales system and local optimization
  • Continued investment in innovative technology development
  • Maintain and develop employee education and challenge culture
  • Aim for zero environmental impact factory operations

Business Segments

Power Supplies for Industrial Equipment

Overview
Provides highly reliable power products that contribute to the stable operation of various industrial equipment.
Competitiveness
Extensive customization capabilities and high-durability design
Customers
  • Industrial machinery manufacturers
  • FA equipment manufacturers
  • Electronic component manufacturers
  • Automotive parts manufacturers
  • Medical equipment manufacturers
Products
  • Standard switching power supplies
  • Customized power units
  • Noise filters
  • Power modules

Products for Electronic Device Manufacturers

Overview
High-precision power supplies and filter products that support performance improvements in electronic devices.
Competitiveness
Precision design technology and detailed support system
Customers
  • Electronic component manufacturers
  • Communications equipment manufacturers
  • Measurement instrument manufacturers
  • Semiconductor equipment manufacturers
Products
  • DC/DC converters
  • High-performance noise filters
  • Special-specification power devices

Products for Overseas Markets

Overview
Deploys a wide variety of power supply products compliant with overseas standards globally.
Competitiveness
Extensive product lineup tailored to local needs
Customers
  • Overseas electronic device manufacturers
  • Overseas industrial machinery manufacturers
  • Overseas sales agents
Products
  • Internationally compliant power supplies
  • Environmentally resistant power devices
  • Multi-voltage compatible products

Competitive Advantage

Strengths

  • No. 2 switching power supply manufacturer in Japan
  • High technological development capabilities
  • High-quality and reliable product lineup
  • Global sales network
  • Diverse customization capabilities
  • Stable financial base
  • Corporate culture that praises failure
  • Enhanced competitiveness through overseas alliances
  • Superiority in noise suppression technology
  • Long industry experience and brand power
  • Environmental resistance of products
  • Sales system supported by multiple overseas bases
  • Proactive stance on R&D investments

Competitive Advantages

  • Specializes in standard switching power supplies with No. 2 domestic share
  • Strengthened overseas expansion through capital alliance with Taiwan's Lighton Technology
  • Provides high-efficiency power supplies for diverse industrial sectors
  • Product deployment incorporating noise filter technology
  • Capable of custom designs tailored to customer needs
  • Differentiation through high environmental resistance products
  • Compliance with domestic and international quality standards
  • Extensive product lineup and inventory system
  • Long-term customer relationships and continuous orders
  • Innovation promotion through failure-encouraging corporate culture
  • Stable revenue generation and investment capacity
  • Multilingual sales and support system

Threats

  • Intensifying price competition in global markets
  • Production impacts from semiconductor shortages
  • Increasing competition from new entrants
  • Revenue pressure from exchange rate fluctuations
  • Rising costs for product compliance with stricter environmental regulations
  • Shift of customers to overseas procurement
  • Risk of lagging behind accelerating technological innovations
  • Supply chain disruptions
  • Business risks from dependence on major customers
  • Damage to production sites from natural disasters
  • Risk of intellectual property infringement

Innovations

2024: Joint brand establishment with Taiwan's Lighton Technology

Overview
Launched joint brand through capital and business alliance with Taiwanese company.
Impact
Improved brand recognition and sales expansion in overseas markets

2023: Launch of new power supply model for semiconductor equipment

Overview
Introduced new high-efficiency, high-reliability power supply model dedicated to semiconductor equipment.
Impact
Gained high evaluations from major customers and increased orders

2022: Enhanced development of environmentally resistant power supplies

Overview
Significantly improved performance and durability of power supply products for harsh environments.
Impact
Contributed to acquiring new orders in the industrial machinery sector

2021: Launch of custom switching power supply design service

Overview
Rolled out service for small-lot custom designs based on customer specifications.
Impact
Expanded customer base by accommodating diverse needs

Sustainability

  • Promotion of energy-saving product designs
  • Strengthening measures to reduce factory environmental impact
  • Improving waste recycling rates
  • Procurement of materials compliant with environmental regulations
  • Employee environmental education and awareness activities
  • Enhanced environmental considerations through supply chain management
  • R&D investments for sustainable product development
  • Setting and promotion of CO2 emission reduction targets
  • Promotion of environmental certification acquisition
  • Adoption of eco-friendly packaging materials
  • Participation in local environmental conservation activities
  • Paperless promotion through digitalization