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Indigenous AIP system for Indian Navy’s diesel-electric submarines achieves key milestone with inauguration of Setting to Work Phase-2 Activity
DEFENCE · UPSC · SSC
A significant milestone towards enhancing Indian Navy’s underwater capabilities has been achieved with the inauguration of ‘Setting to Work Phase (STW)-2’ activity of the Air Independent Propulsion (AIP) system Energy Module developed indigenously by Naval Materials Research Laboratory, DRDO.
Exam-ready takeaways
- The inauguration ceremony took place at Larsen and Toubro’s, AM Naik Heavy Engineering Complex in Hazira, Gujarat on October 24, 2026.
- Speaking on the occasion, the Chairman DRDO congratulated DRDO and the industry partners and appreciated the scientific perseverance & industrial cooperation in the indigenous AIP Program, which has culminated into productive reality on the shop floor.
- In the next phase, the AIP Energy Module will be energised for power production and tested rigorously as per Indian Navy’s protocols before handing over to Mazagon Dock Shipbuilders Limited for integration on Kalvari-class Submarine in early 2027.
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