Power Sizing Calculator
Power Sizing Calculator
How much power do you need?
Tick what you will run. We size your supply, estimate your connection cost and show what a normal month will cost you to buy units.
LED lights (per room)
25 W
TV and decoder
120 W
Fridge
150 W motor
Deep freezer
250 W motor
Electric stove (4 plate)
4.5 kW
Geyser (150L)
3.0 kW
Microwave
1.2 kW
Iron
1.2 kW
Washing machine
800 W motor
Kettle
2.0 kW
Computer and router
180 W
Air conditioner
1.5 kW motor
Security lights and gate motor
200 W motor
Borehole pump 0.75 kW (1 hp)
750 W motor
Borehole pump 1.5 kW (2 hp)
1.5 kW motor
Borehole pump 4 kW (5.5 hp)
4.0 kW motor
Irrigation pump 7.5 kW
7.5 kW motor
Centre pivot drive
11.0 kW motor
Grinding mill 7.5 kW
7.5 kW motor
Chaff cutter / hammer mill 3 kW
3.0 kW motor
Milk cooling tank
2.2 kW motor
Workshop welder
5.0 kW motor
Brooder heater (per 500 chicks)
1.5 kW
Incubator (1,000 egg)
600 W
Poultry house extraction fans
750 W motor
Poultry house lighting (per house)
300 W
Cold room (dressed birds)
3.5 kW motor
Feed mixer 4 kW
4.0 kW motor
Shop lighting
600 W
Display fridge
700 W motor
Butchery cold room and saw
4.5 kW motor
Arc welder 250A
7.0 kW motor
Lathe / workshop machine 5.5 kW
5.5 kW motor
Air compressor 4 kW
4.0 kW motor
Salon dryers and steamers
3.0 kW
Bakery oven
9.0 kW
Commercial maize mill 15 kW
15.0 kW motor