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.
Latest Price Range of 5kw Solar System in South Africa
The cost 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. Multiple sources offer different pricing options, including discounted rates and professional installation packages.
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?
What Loads can be taken by the 5kw Solar System?
| Appliance | Power Rating | Estimated Hours of Use per Day | Daily Energy Consumption (kWh) | Number of Units |
| Refrigerator | 150 | 24 | 3.6 | 1 |
| Freezer | 200 | 24 | 4.8 | 1 |
| LED Light Bulb | 10 | 5 | 0.05 | 10 |
| TV | 100 | 5 | 0.5 | 1 |
| Washing Machine | 500 | 1 | 0.5 | 1 |
| Dishwasher | 500 | 1 | 1.5 | 1 |
| Microwave | 1000 | 0.5 | 0.5 | 1 |
| Air Conditioner | 2000 | 4 | 8 | 1 |
| Computer/Laptop | 200 | 4 | 0.8 | 1 |
| Geyser | 3000 | 3 | 9 | 1 |
| Ceiling Fan | 70 | 8 | 0.56 | 1 |
| Electric Kettle | 1500 | 0.5 | 0.75 | 1 |
| Toaster | 850 | 0.2 | 0.17 | 1 |
| Iron | 1000 | 0.5 | 0.5 | 1 |
| Hair Dryer | 1500 | 0.25 | 0.375 | 1 |
| Total | 31.305kwh | |||
System Diagram
How does the 5kw Solar System Work in South Africa?
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 Type | Voltage Per Panel | Number of Panels | Total Area required |
| Monocrystalline | 350kw | 15 | 25.5m2 |
| Polycrystalline | 330kw | 16 | 27.2m2 |
| High Efficiency | 400kw | 13 | 22.1m2 |
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
| Features | Value |
| Power | 540W |
| Size | 442mm 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 performance | 10 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
Gel Battery
| Features | Value |
| Capacity | 48V/417AH full sealed Solar power gel battery, |
| Service life | 5-15 years |
| Size | 580 x 330 x 208mm |
| Lithium battery optional | |
Hybrid pure Sine Wave Inverter
| Features | Value |
| Power | 5kw/48V |
| Product size | 580 x 330 x 208mm |
| AC charge | 80A |
Solar Panel bracket
| Features | Value |
| Slope Rooftop or Flat rooftop wind load | 55m/s |
| Snow load | 1.5kn/m2 |
| Structure | Anodized aluminum and stainless steel, Angle adjustable |
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 Type | 400W 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
| Model | MD5000 |
| Rated Power | 5KW |
| Peak Power (20ms) | 15KVA |
| DC Input Voltage Range | 10.5VDC – 15VDC (Single battery voltage) |
| AC Input Voltage Range | 220V/230V |
| Battery Voltage | 48V (Assuming typical for 5KW systems) |
| Output Voltage | 220V/230V |
| Output Wave | Pure sine wave |
| Size | 410*220*350 |
| Packing Size | 475*265*410 |
| Operating Temperature | -10°C to 40°C |
| N.W. (kg) | 20.5 |
| Noise | ≤65dB |
| Installation Method | Humidity |
| Tower | 0% to 95%, No condensation |
| Elevation | Up 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:
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.
A 5kW solar system can easily produce power for 3 to 4-bedroom houses 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).