Science TechnologyWednesday, 8 April 2026·Department of Atomic Energy
India's First Prototype Fast Breeder Reactor Attains Criticality at Kalpakkam
India's first indigenous Prototype Fast Breeder Reactor (PFBR) at Kalpakkam, Tamil Nadu, attained criticality, a major milestone in the second stage of India's three-stage nuclear power programme.
Key highlights
- Located at Kalpakkam, Tamil Nadu; built by BHAVINI (500 MWe).
- Part of the second stage of India's three-stage nuclear programme (uses uranium-plutonium MOX fuel).