Best solar inverters in South Africa 2026
Compare SA pricing, efficiency, battery compatibility and SAPVIA approval status for the most popular hybrid solar inverters for residential installations.
Inverter comparison
All prices are installed estimates in South Africa (2025/26). Click any inverter for full specs and FAQ.
| Inverter | Power | Type | Price (ZAR) | Efficiency | Warranty | SAPVIA |
|---|---|---|---|---|---|---|
| Sunsynk 5 kW Hybrid Inverter Sunsynk | 5 kW | hybrid | R22,000–R28,000 | 97.5% | 5 yr | |
| Deye SUN-5K-SG04LP3 Deye | 5 kW | hybrid | R18,000–R24,000 | 97.6% | 5 yr | |
| Goodwe ET+ 5 kW Hybrid Goodwe | 5 kW | hybrid | R20,000–R27,000 | 97.6% | 5 yr | |
| Sunsynk 8 kW Hybrid Inverter Sunsynk | 8 kW | hybrid | R32,000–R40,000 | 97.8% | 5 yr | |
| Victron MultiPlus-II 5 kVA Victron Energy | 5 kW | hybrid | R28,000–R36,000 | 96% | 5 yr |
The Sunsynk 5 kW Hybrid is the best-selling solar inverter in South Africa for 2024–2026. Its dual MPPT, wide battery compatibility, and excellent local support network make it the default recommendation for 5 kW residential systems. The SolarmanPV app provides real-time monitoring and remote control.
The Deye SUN-5K is the OEM equivalent of the Sunsynk 5 kW — identical hardware at a lower price point. It is one of the most widely installed inverters in South Africa and benefits from the large Sunsynk installer ecosystem. The SG04LP3 variant supports low-voltage (48V) lithium batteries.
Goodwe is a publicly listed Chinese manufacturer with a long track record in SA. The ET+ series supports both 48V and high-voltage batteries, making it the most flexible choice if you plan to add a BYD HVS battery later. The SEMS monitoring portal is one of the best in the industry.
The Sunsynk 8 kW Hybrid is the most popular choice for 4–5 bedroom South African homes and small businesses. It handles 8 kW of solar input across two MPPT channels and can deliver 8 kW of AC output — enough for air conditioning, pool pumps, and high-load appliances simultaneously.
The Victron MultiPlus-II is the premium inverter/charger choice for South African off-grid and hybrid systems. Unlike the Sunsynk/Deye, it requires a separate MPPT solar charge controller (e.g., Victron SmartSolar). This modular approach allows precise system design but adds cost. Preferred by premium installers for its repairability and 20-year Victron track record.
How to choose a solar inverter in South Africa
Hybrid vs grid-tied: For South Africa, always choose a hybrid inverter with battery capability. A grid-tied-only inverter shuts down during load-shedding (safety regulation). A hybrid inverter switches to battery seamlessly — you won't notice the outage.
Size for peak load, not average: Your inverter output must exceed your peak simultaneous load. A 3-bedroom home with 1 × air con, kitchen appliances, and lights running simultaneously may peak at 4–5 kW. A 5 kW inverter is the minimum; choose an 8 kW if you also run a pool pump.
MPPT trackers matter for split roofs: If your roof has panels facing both east and west (or north and east), you need dual MPPT to prevent the lower-output string dragging down the higher-output string. All inverters in this guide offer dual MPPT except the Victron MultiPlus-II.
Verify SAPVIA approval: SAPVIA-approved inverters have been tested to South African grid standards. Non-approved inverters may void your municipality's permission to connect and your insurance. All inverters in this guide are SAPVIA-approved.