South African Energy Tech Company Plentify Partners With Deye To Build Africa’s Largest Residential Virtual Power Plant

A South African energy tech company called Plentify has teamed up with Deye, one of the world's largest makers of home solar inverters and batteries, to link up home battery systems into what's being called a virtual power plant, or VPP. In simple terms, a VPP coordinates many individual home batteries so they act together like one large power source, storing and releasing electricity in a way that helps balance the grid. This deal will connect more than 160,000 Deye home batteries already installed in South Africa, adding up to roughly 2.7 gigawatt-hours of stored energy capacity.

The push comes because South Africa saw a wave of home solar and battery installations during recent years of severe power rationing, known as load shedding. More than 90 percent of home solar systems there include batteries. Now that load shedding has eased, many of those batteries sit unused for large parts of the day. Coordinating them through a VPP is meant to put that idle capacity to work, helping the grid handle demand more smoothly and potentially creating extra value for the homeowners whose batteries are part of the network.

This news is specific to South Africa and doesn't involve a US or general rebate program. But it points to a broader trend: home battery systems, once installed mainly for backup power, are increasingly being tapped by companies and utilities to support the wider grid. If you already have a home battery, or are thinking about adding one, it's worth knowing whether your utility or installer offers a similar program, since participation can sometimes come with payments or bill credits.