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Wall-mounted lithium storage. 5–20 kWh.
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Engineered in Somerset West
Energy storage,
perfected for Africa.
Lithium-ion battery systems designed, manufactured and deployed in South Africa — for residential, commercial and utility-scale applications.
We build the systems that keep South Africa running — from the suburb to the substation.
Products
A range built for every scale.
From a single household to a 100 MWh utility farm — IES designs, manufactures and integrates battery storage that performs in South African conditions.
Reference Project
A 12 MWh BESS, deployed in seventy-two days.
Mining-grid stabilisation in the Northern Cape. Engineered, manufactured and commissioned by IES end to end.
Capabilities
From design to handover, in-house.
i.
Engineering & design
System architecture, sizing, integration with PV and grid. SANS-compliant from day one.
ii.
Manufacturing
Locally assembled at our Somerset West facility. Quality controlled, traceable, fast.
iii.
Installation & commissioning
Our crews — not subcontractors. Tested, certified, handed over to specification.
iv.
Lifetime support
Remote monitoring, scheduled maintenance, performance guarantees that hold.
Insights
Field notes from the storage industry.
Sizing C&I storage for South African load profiles
A practical methodology for matching battery capacity to real-world commercial demand patterns.
Lessons from twelve mining-grid deployments
What we've learned about grid-tie reliability, harmonics, and real-world degradation in heavy industry.
Lithium-ion vs. lead-acid: the real economics
A 10-year total cost of ownership comparison, using genuine SA project data.
Start a project
Talk to the team that builds the system.
Tell us about your site and load profile. We'll come back with a sized system and a price — usually inside 48 hours.