Search products by name, brand, SKU or barcode, or find Whitehouse buying guides and help pages.
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.
Featured Whitehouse Guide
the best time to start a backup or solar journey is when you can design the first stage around a long-term plan—not when you are forced into an emergency purchase. South Africa currently has no active load shedding on Eskom's...
Read the full guideLatest Knowledge
Clear information designed to help South African homeowners, businesses and trade customers make better product decisions.
lower solar output can come from dirt, shade, heat, seasonal sun angle, inverter clipping, an MPPT/string fault, grid restrictions, battery charge limits or a change in...
Read guide
a generator, inverter, battery and solar array can complement one another when the inverter explicitly supports generator input and the system is configured correctly. Solar covers...
Read guide
yes, an inverter and lithium battery can provide backup power without any solar panels. The grid charges the battery when electricity is available, and the inverter...
Read guide
workshops, warehouses and factories need a different solar design from homes because motors, compressors, welders, pumps, machinery and three-phase loads can create large starting currents, uneven...
Read guide
small-business solar should be designed around downtime cost as well as electricity cost. Keeping POS, card machines, Wi-Fi, CCTV, servers, fridges, lights and key equipment operating...
Read guide
a guest house should not be designed like an ordinary home. The system must account for guest expectations, multiple rooms, refrigeration, Wi-Fi, CCTV, pumps, laundry, hot...
Read guide
the best solar quote is the one designed around your loads, runtime, property, supply, roof and expansion plans—not the one with the biggest inverter or the...
Read guide
solar surge protection needs a coordinated plan across the PV DC side, AC side, earthing and equipment layout. A surge protective device can limit transient overvoltage,...
Read guide
a BMS communication fault does not always mean the battery is faulty. It can be caused by the wrong inverter battery profile, incorrect CAN/RS485 port, wrong...
Read guide
a lithium solar battery does not have one guaranteed lifespan in years. Life depends on chemistry, cycle design, depth of discharge, temperature, charge/discharge current, time spent...
Read guide
adding another lithium battery is not just “plugging in more kWh.” The new battery must be compatible with the existing battery bank and inverter, communication must...
Read guide