EStello SPT-008H is our hybrid version of the SPT-008. This pole top solar light can be connected to 230VAC mains power as a backup power source to the photovoltaic supply. The intelligent micro controller will switch the supply from photovoltaic to mains power when the depth of discharge status reaches a specified level.
The SPT-008 hybrid is suitable for applications where areas in a project may have challenges will sufficient solar gain in winter months. Connect the hybrid version to mains power and you will always be assured of light. Common applications are emergency lighting for car parks and evacuation assembly points in event of a power outage where sufficient solar gain is a challenge.