In 2012, the Pakistan’s government announced that the Naval Strategic Forces Command had been created with the responsibility of maintaining and controlling Pakistan’s second-strike capabilities.  The government also hinted that it had developed sea-based launch systems, but since then Pakistan has kept the state of these systems publicly ambiguous. [52
In January 2017, Pakistan army announced that it has conducted its first successful flight test of a SSBM, called Ababeel, which has a maximum range of 2200 kilometers. The missile is said to be capable of delivering multiple warheads, using Multiple Independent Re-entry Vehicle (MIRV) technology, making Pakistan the first country in South Asia to demonstrate MIRV capability. 
 “Naval Chief Inaugurates Naval Strategic Force Headquarters,” Inter Services Public Relations, 19 May 2012, www.ispr.gov.pk.
 Franz-Stefan Gady, “Does Pakistan Have a Sea-Based Second Strike Capability?” TheDiplomat, 13 March 2015, www.thediplomat.com; Tim Craig and Karen DeYoung, “Pakistan Is Eyeing Sea-Based and Short-Range Nuclear Weapons, Analysts Say,” The Washington Post, 21 September 2014, www.washingtonpost.com.
 “Press Release No PR-34/2017-ISPR,” Inter Services Public Relations, 24 January 2017, www.ispr.gov.pk.
Hybrid type? I thought Pak was working on a mini nuclear reactor as per Rafi. Once u put in a nuclear reactor in a sub...I don't see a point in having another power source. So in the long run...I can see PN going for SSBNs.