Chittaranjan Locomotive Works (CLW), located in Chittaranjan, West Bengal, is one of the most prestigious locomotive manufacturing units of Indian Railways. Established in 1950 and named after freedom fighter Deshbandhu Chittaranjan Das, CLW holds the distinction of being India’s first electric locomotive manufacturing unit. Over the decades, CLW has played a pivotal role in strengthening India’s railway infrastructure by producing high-performance and energy-efficient electric locomotives.

CLW specializes in the design and manufacture of WAP-series passenger locomotives and WAG-series freight locomotives, meeting the demanding operational needs of Indian Railways. Equipped with advanced manufacturing facilities, modern testing laboratories, and strict quality assurance systems, CLW ensures reliability, safety, and durability in every locomotive.

Innovation, sustainability, and technological advancement are at the core of CLW’s operations. The factory actively adopts environment-friendly practices, renewable energy initiatives, and continuous workforce skill development. By combining cutting-edge engineering with sustainable growth, CLW continues to power India’s railway network and support the nation’s vision for modern, efficient, and eco-friendly rail transport.

CLW Vendor Registration

CLW vendor registration is required for suppliers involved in locomotive manufacturing and associated services. We assist vendors in fulfilling CLW procurement and compliance requirements efficiently.

Our CLW Vendor Registration Services Include:

• Vendor registration and UVAM onboarding

• Capacity assessment and prototype inspection

• Development order compliance support

• Change in vendor name or business address

• Approval of additional manufacturing units

• Vendor status renewal and audit coordination

Overview of CLW 

Chittaranjan Locomotive Works (CLW), located in Chittaranjan, West Bengal, is India’s premier electric locomotive manufacturing unit. Established in 1950, CLW produces high-performance locomotives for both passenger and freight services, contributing significantly to Indian Railways’ electrification and modernization.

Locomotive Products & Capabilities 

CLW specializes in WAP-series passenger locomotives and WAG-series freight locomotives. Equipped with modern manufacturing facilities, advanced testing labs, and quality control systems, the factory ensures durability, safety, and energy-efficient operations.

Key Achievements & Milestones

Over the decades, CLW has achieved numerous milestones including the production of India’s first high-speed electric locomotives. It is recognized nationally for innovation, technological excellence, and contribution to railway infrastructure.

Commitment to Sustainability & Innovation 

CLW emphasizes eco-friendly manufacturing practices, renewable energy use, and workforce skill development. By combining sustainable operations with cutting-edge technology, CLW continues to power India’s railways efficiently and responsibly.