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Featured Guides & Articles

Choosing the Right Solar Inverter for South Africa

Choosing the Right Solar Inverter for South Africa

Discover the differences between string, micro, and hybrid inverters and choose the right one for your home or business.

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My First Week Completely Off-Grid: Real Solar Performance Data From South Africa

My First Week Completely Off-Grid: Real Solar Performance Data From South Africa

Eight consecutive days of real SolarmanPV telemetry data from a fully off-grid home in KwaZulu-Natal, running through a South African winter on a shaded forested property. Grid power purchased across all 8 days: 0.00W. Overnight battery floor: 22% SoC. Peak production: 3,794W. The data, the BMS anomaly on day two, and what it all means.

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Understanding NERSA Registration for Solar PV

Understanding NERSA Registration for Solar PV

Learn how to register your solar PV system with NERSA, the process, requirements, and benefits of compliance.

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Mounting Systems and Panel Orientation

Mounting Systems and Panel Orientation

Learn how to choose roof mounts, ground mounts, and adjust panel orientation to maximize sunlight exposure and energy output.

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How Heatwaves Affect Solar Panel Performance in South Africa – 2025 Data

How Heatwaves Affect Solar Panel Performance in South Africa – 2025 Data

Exactly how much power solar panels lose during 35–45 °C South African heatwaves, why production still stays high, and simple tricks to minimise temperature losses.

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Latest Solar Product Reviews

Hubble AM-5 review

Hubble AM-5 review

5.12kWh <strong>fully usable</strong> (100% DoD). 1C discharge. Stack up to 15 units for 76.8kWh. Hubble Cloud app with real-time monitoring. <strong>Payback in 3.8–4.5 years</strong>.

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JA Solar JAM72D30 review

JA Solar JAM72D30 review

520W PERC panel with 20.9% efficiency. Multi-busbar for low-light. 12/25-year warranty.

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Victron VE.Direct Cable 3m review

Victron VE.Direct Cable 3m review

Genuine Dutch <strong>3m VE.Direct cable</strong>. RJ45 straight-through. Connects MPPT, BMV, SmartShunt to GX devices. <strong>5-year warranty</strong>. Plug-and-play monitoring.

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JA Solar JAM54S30 review

JA Solar JAM54S30 review

440W monocrystalline PERC half-cut panel with 20.7% efficiency. Ideal for urban rooftops with partial shading. 12/30-year warranty.

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Trina Solar Vertex S+ TSM-NEG9R.28 450W review

Trina Solar Vertex S+ TSM-NEG9R.28 450W review

450W N-type dual-glass half-cut panel with 22.5% efficiency. Ultra-low degradation. 25/30-year warranty.

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