Eco car hire is a car hire company with a national footprint. Their premises are primarily administrative offices. The reasons they aquired solar systems was to have back-up power during load-shedding and grid failures. Type system – 8 Kw hybrid off-grid systems with utility input as standby source. Inverter types – Synapse Battery Type – Synapse Lithium-ion units Brand of panels – JA solar 535W Mono Percium Half-cell MBB ROI period – aproximately 41 months