Solar Panel String Sizing Explained: Volts, Amps, MPPT and Cold Weather
Understand panel-string voltage, current, MPPT limits and cold-weather safety before selecting solar-panel quantities.
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Solar, Electrical & Lighting Advice and Buying Guides
Expert lighting, electrical and solar advice, practical buying guides and product insights to help South African homes, businesses and projects make confident, informed decisions.
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Electrical Guides
Clear information designed to help South African homeowners, businesses and trade customers make better product decisions.
One vs Two 5.12kWh Lithium Batteries: Is the Upgrade Worth It?
Understand when one 5.12kWh battery is enough and when a 10.24kWh two-battery bank creates meaningful value.
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5kW vs 8kW Inverter: Which Size Is Right for Your Home?
See whether a 5kW or 8kW inverter better matches your appliances, battery bank, roof space, distribution board and budget.
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How Long Does a 5.12kWh Lithium Battery Last?
Estimate battery runtime at common household loads and understand usable capacity, inverter losses, solar support and heavy-appliance drain.
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How Many Solar Panels Do You Need for a 5kW Inverter in South Africa?
Compare four, six, eight, nine and ten-panel arrays for a 5kW inverter, and learn why MPPT voltage, current and roof design matter.
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Solar Installation, Electrician and Delivery Costs in South Africa
Plan the full cost of a solar installation, including electrician labour, DB work, commissioning, CoC, delivery zones and the information required for an accurate quotation.
Read guideSolar Inverter Distribution Boards and Protection: Essential Guide
Learn what belongs in a solar or inverter distribution board, how essential circuits are separated and which AC, DC and battery protections must be considered.
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Full Off-Grid Solar System Design in South Africa
Understand how a true off-grid system is sized for daily energy, weather autonomy, heavy loads, battery reserve, solar generation and generator backup.
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8kW Large-Home Solar Package with 15.36kWh Battery Storage
Understand the Large-Home Hybrid solar and battery package, including loads, runtime, distribution-board protection, installation allowances, advantages and limitations.
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5kW Family Solar Package with 10.24kWh Battery Storage
Understand the Family Hybrid solar and battery package, including loads, runtime, distribution-board protection, installation allowances, advantages and limitations.
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6kW Inverter, 5.12kWh Battery and Six-Panel Hybrid Solar Package
Understand the Balanced 6kW Hybrid solar and battery package, including loads, runtime, distribution-board protection, installation allowances, advantages and limitations.
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5kW Inverter, 5.12kWh Battery and Four-Panel Solar Package
Understand the Solar Essentials Hybrid solar and battery package, including loads, runtime, distribution-board protection, installation allowances, advantages and limitations.
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