Free tools for the numbers that decide the spec.
Built for South African infrastructure buyers — no sign-up, no email wall. Sanity-check the two questions that catch people out: what a backup really needs to be, and what imported hardware actually costs to land.
Load-shedding backup calculator
Enter your load and how long you want to ride through a slot. Get the inverter kVA and battery kWh you need — and what that load costs to run in rand.
Open toolImport landed-cost estimator
Why is that foreign price so much more in rand? Enter a list price and see freight, duty, VAT and forex broken out, all the way to the landed cost.
Open tool