Latest Guide of 5KW Solar System in South Africa

The solar system of 5 kw consists of solar panels, an inverter, and mounting hardware designed to generate about 20 kWh daily, depending on sunlight availability. In South Africa, a 5kW solar system is best for home power. They produce a lot of energy for a home that consists of 3 to 4 bedrooms. 

These systems may be off-grid or grid-tied. Off-grid systems come with battery storage for energy independence, while grid-tied systems are attached to the local power grid, allowing for excess energy to be fed back. Both are best for the system.

5KW Solar System

Latest Price Range of 5kw Solar System in South Africa

The price of a 5kWh solar system in South Africa ranges from R34,999 to R72,000. Prices vary depending on factors such as equipment, installation services, and location.

What output do you need?

Before investing in a 5 kW solar system, you must understand how much energy you need for your home or business. This system can produce approximately 20–25 kwh daily in South Africa. They have the best climate for solar energy production. Basically, a medium house needs 20–30 kWh per day. So they are best for your home use.

What is Single power?

Single phase

What Loads can be taken by the 5kw Solar System?

AppliancePower RatingEstimated Hours of Use per DayDaily Energy Consumption (kWh)Number of Units 
Refrigerator150243.61
Freezer200244.81
LED Light Bulb1050.0510
TV10050.51
Washing Machine50010.51
Dishwasher50011.51
Microwave10000.50.51
Air Conditioner2000481
Computer/Laptop20040.81
Geyser3000391
Ceiling Fan7080.561
Electric Kettle15000.50.751
Toaster8500.20.171
Iron10000.50.51
Hair Dryer15000.250.3751
Total31.305kwh 

System Diagram

How does the 5kw Solar System Work in South Africa?

System Diagram

What is the size of a 5 kW solar system in South Africa?

Here we discuss details about solar size but according to solar type.

Solar TypeVoltage Per PanelNumber of PanelsTotal Area required
Monocrystalline  350kw1525.5m2
Polycrystalline330kw1627.2m2
High Efficiency400kw1322.1m2

What is the estimated power production?

5kW solar system price South African panel will produce an estimated 20-29kw  per day. That is usable for small or medium houses.

What is the battery capacity for a 5kw Solar System?

There are 7 pieces of  48V, 651Ah gel batteries in the system, the total capacity for the power wall is 31.25 kwh-31.25kwh.

Or you can choose a 7pcs gel battery or lithium battery, battery backup capacity is up to your need.

What factors will affect the power production?

Power production is based on location, component, and installation factors.

System Details

Solar panels
FeaturesValue
Power540W
Size442mm x 470mm x 155mm
Maximum Power Current(Imp)12.92A
Maximum Power Voltage(Vmp)41.84V 
Open Circuit Voltage (Voc)49.82V 
Short Circuit Current (ISC)13.68A
Efficiency performance10 years 90% 15 year 80%

 

PV Combiner 

Model: H4T-96v Multiple PV strings inputs Simplify wiring between PV array and controller, provide protections for the controller.

Size:360*345*145mm

PV Combiner

Gel Battery
FeaturesValue
Capacity48V/417AH full sealed Solar power gel battery, 
Service life5-15 years
Size580 x 330 x 208mm
    Lithium battery optional
Gel and Lithium-Battery
 Hybrid pure Sine Wave Inverter
FeaturesValue
Power5kw/48V
Product size580 x 330 x 208mm
AC charge80A 
Solar Panel bracket
FeaturesValue
Slope Rooftop or Flat rooftop wind load55m/s
Snow load 1.5kn/m2 
StructureAnodized aluminum and stainless steel, Angle adjustable 
Solar Panel Mounting Brackets
Technical Detail

Here we discuss the technical details of the 5 kW solar system.

  • Transfer Time: ≤4ms
  • Grid Priority Mode: Available
  • Battery Priority Mode: Available
  • Communication Ports: RS485 communication port/APP (Optional)
Model Type400W monocrystalline panels
Peak Power (Pmax) 400W per panel
Maximum Power Voltage (Vmp)40V
Maximum Power Current (Imp)10A per panel
Open Circuit Voltage (Voc):48V 
Short Circuit Current (Isc)11A per panel
STC Conditions: Irradiance of 1000 W/m², AM 1.5, and cell temperature of 25°C

5kw solar system in South Africa inverter detail

Multiple communication ports and remote control options (RS232/RS485/APP/SNMP/GSM optional) are available. The inverter supports various operating modes tailored to accommodate diverse usage requirements.

The Table of 5kw solar system inverter detail

ModelMD5000
Rated Power 5KW
Peak Power (20ms)  15KVA  
DC Input Voltage Range 10.5VDC – 15VDC (Single battery voltage)
AC Input Voltage Range 220V/230V
Battery Voltage48V (Assuming typical for 5KW systems)
Output Voltage220V/230V
Output WavePure sine wave
Size410*220*350
Packing Size475*265*410
Operating Temperature -10°C to 40°C 
N.W. (kg)20.5
Noise ≤65dB 
Installation MethodHumidity
Tower0% to 95%, No condensation
ElevationUp to 2000m

 How do I choose an off-grid system?

Off-grid and grid-tied 5 kW solar systems have little difference. Some parts work the same way in both systems. But others are similar, and many components are required for off-grid and optional for grid-tied systems. 

You also need to check your energy requirements and weather conditions, but in South Africa, these are best according to the climate.

 Conclusion:

Here we discuss complete information about the 5 kw solar system. Such as what output you need, its system details, its technical details, its price, how much load it can bear, the off-grid system, and how many components it needs. Its installation process and all other details will help you choose the best system.

FAQ’s:

What are the benefits of a 5 kW solar system?

A 5 kW solar system can reduce your electricity bills. It stores the energy from the sun and supplies it for the energy needs of your home.

Is a 5 kW solar system enough to run a house in South Africa?

A 5kW solar system can easily produce power for 3 to 4-bedroom houses in South Africa. 

How many solar panels do I need for a 5kW system in South Africa?

With an average wattage output of 400W per panel, divide 5,000W (5kW system) by 400W. This results in approximately 13 panels needed (5,000W / 400W = 12.5, rounded up to 13).

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