New Delhi, Feb. 16 -- JSW MG Motor India Ltd will invest about $400 million over the next four years to nearly triple its manufacturing capacity and accelerate its electric and hybrid vehicle push, managing director and chief executive Anurag Mehrotra told Mint in an interview.

The Gurugram-based carmaker-a joint venture between Mumbai-headquartered JSW Group and China's SAIC Motor-plans to expand capacity at its Halol plant in Gujarat from around 110,000 units annually to over 300,000 units in the next 12 to 18 months. The investment, between $330 million to $480 million ( Rs.3000 to Rs.4000 crore), will be funded through a mix of internal accruals and external capital, including a potential fundraise from outside investors.

The expans...