The four peaking units are: three 40 MW (total 120 MW) pre-existing (from the Bell Bay Power Station) Pratt & Whitney FT8 Twin Pac gas turbine alternators (Units 101-103), and a single 58 MW Rolls-Royce Trent 60WLE gas turbine alternator (Unit 104) commissioned in May 2009.

[6] In August 2015 Hydro Tasmania announced that the combined-cycle unit was not required for energy security and would be decommissioned and sold.

However, only a few months later in December, Hydro Tasmania hired 12 temporary workers at the plant, indicating that the combined-cycle unit may be used again to slow the rate at which Hydro Tasmania's dam storages were depleted.

It was originally expected that Basslink would be repaired and returned to service by 19 March 2016;[8] however, the link was not restored until 13 June 2016.

[9] A separate non-cable fault caused another failure of power flow on 22 June.