Solar refrigeration sizing explained: compressor start surge, duty cycle, ambient heat gain and the gap between a household freezer and a cold room.

Solar water heater sizing explained: element watts for a given tank volume, heat-up time, cold-water mixing, standby heat loss and element life in Nigeria.

Battery bank sizing explained: amp-hours against watt-hours, inverter output current, autonomy, depth of discharge and temperature derating for Nigeria.

How to size solar for business in Nigeria: building a shop load list, single phase against three phase, keeping a till alive, and honest reliability needs.

How to size solar system for a 3-bedroom flat in Nigeria: build the load list, apply a duty cycle, then set the inverter, array and battery bank.

Build a solar load list before you spend a naira: measure real appliance draw, separate watts from kWh, apply duty cycle and allow for motor surge.

24V or 48V solar in Nigeria? See how bank voltage changes cable size, power loss and cost, with a clear rule and worked example for 5kVA systems