HV PROJECTS Engineering and project support for high-voltage renewable energy applications. GreenBox provides electrical engineering solutions for solar-PV and renewable energy projects, including high-voltage site and grid requirements. Discuss Your Project Download HV Scope Guide Key capabilities Site inspection HV switchboard inspection Solar-PV system design BESS and off-grid system design LV and HV site grid applications Testing and commissioning Request a Quote Applications Solar-PV projects Battery energy storage systems Off-grid systems Renewable energy projects