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WHITEHOUSE KNOWLEDGE HUB
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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Clear information designed to help South African homeowners, businesses and trade customers make better product decisions.
a complete solar system needs far more than panels, an inverter and a battery. A professional installation can include mounting rails and clamps, PV cable and...
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install the inverter and lithium battery in a location that is dry, secure, accessible for service, protected from flooding and impact, and within the temperature and...
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most expensive solar problems begin before installation: buying equipment before measuring loads, pairing incompatible batteries and inverters, undersizing cables, ignoring future expansion, placing equipment in unsuitable...
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series and parallel connections change voltage and current in different ways. For solar panels, series connections raise voltage while current stays broadly at string level; parallel...
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you do not need solar panels to start protecting your home from outages. A practical beginner route is to begin with a correctly sized inverter and...
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A staged solar and backup-power buying guide that starts with essential loads and grows toward inverter, lithium battery and solar generation.
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A planning-level solar sizing guide for fans, refrigeration, lighting, Wi-Fi, home-office loads and other summer electricity needs.
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A changeover device selects which source is connected to an installation or selected loads. A manual changeover requires a person to switch between sources; an automatic...
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A practical South African winter shopping list covering heaters, bathroom heating, emergency lighting, geyser timers, security lights, protection and backup power.
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Build a warmer, more reliable winter home office with targeted desk heating, flexible task lighting, emergency illumination and essential backup power.
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Build a winter power-outage kit with emergency bulbs, rechargeable lanterns, headlamps, work lights, surge protection and appropriately sized backup power.
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Learn whether a 2000W heater can run on an inverter or lithium battery, how quickly heating uses stored energy and what to prioritise in winter.
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