Second indigenous 700 MWe PHWR. First criticality achieved 17 December 2023. Connected to western grid on 20 February 2024. Commercial operation declared 31 March 2024. Dedicated to nation by PM Narendra Modi on 22 February 2024. Operating at full capacity as of August 2024. Total cost of Kakrapar 3 and 4 over INR 22500 crore. Generates approximately 10.4 billion units of clean electricity annually combined with Unit 3.