Solar Freezer System (Phase II Tongatapu and Niuas). 2017-2020. √. √. Solar Home System Phase 1 [Off Grid]. 2016. √. √. Current funding $0.6m TOP. Solar Home System Phase 2 [Off Grid, main islands]. 2019-2020. √. √. PV Mini-Grid System (Phase 1) for Ha’ano, ‘Uiha, Ha’afeva, Nomuka, Niuatoputapu islands. 2016.