O/E/N India Limited
Leading Manufacturer in EV Battery Contactors
About Us
O/E/N India Limited is a Kochi, Kerala-based market leader in electro-mechanical components established in 1968, manufacturing world-class relays, EV/EVSE contactors, switches, and custom-built electro-mechanical assemblies for automotive, EV charging infrastructure, industrial, and aerospace applications from facilities spanning over 31,000 square metres in Kochi and Pune. The company holds IATF 16949:2016, ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018 certifications alongside global product approvals including UL, RoHS, and REACH, serving leading automotive OEMs, EV charger manufacturers, and industrial customers across India and international markets. O/E/N's EV and EVSE product line covers battery contactors, pre-charge relays, high-current DC relays, and charging station contactors — making it a critical supplier for electric vehicle battery systems, on-board chargers, and AC/DC charging station infrastructure. With over 430 employees, 55+ years of engineering pedigree, AS9100D aerospace certification, and a proven global export track record, O/E/N India is a trusted and comprehensive electro-mechanical components partner for EV manufacturers and charging infrastructure builders.
Business Categories
Quality Certificates
In-House Capabilities
- Relay Manufacturing
- Contactor Assembly
- Electro-Mechanical Assembly
- EV Contactor Testing & Validation
- Precision Tooling & Die Making