
Electricity problems in Nigeria have made many people switch to solar generators. Unlike petrol generators, solar generators are quiet, require no fuel, and are very cheap to maintain. Once you install the system with solar panels, you can enjoy electricity for many years.
If you are looking for a reliable solar generator in Nigeria, this guide will show you some of the best solar generators you can buy, what appliances they can power, their surge wattage, and how many solar panels you should install.
Do you want to calculate how many electronics you are going to be using on your solar system? Use our solar calculator.
Below are some of the best options available in Nigeria today.
1. itel 500W Solar Generator IESS‑05K10N

The itel 500W solar generator is currently one of the best small solar generators you can buy in Nigeria. It is portable, reliable, and perfect for students, small apartments, and small shops.
It comes with a 500W pure sine wave inverter and a 1000Wh lithium battery, which can last many years without replacement.
Key Specifications
Continuous Power: 500W
Surge Power: 1000W
Battery Capacity: 1000Wh lithium battery
Solar Input: Up to 400W
Battery Cycle Life: 6000+ cycles
What It Can Power
The itel 500W solar generator is ideal for small home appliances like:
LED lights
Laptop
Phone charging
WiFi router
Small TV
Standing fan
Small inverter freezer (for limited hours)
Example usage:
TV + Fan + 5 lights can run for about 6–8 hours.
Laptop + fan + light can run for about 8–10 hours.
Small inverter freezer can run for about 7 hours depending on usage.
Recommended Solar Panels
Because the system supports 400W solar input, you can install:
1 × 400W panel, or
2 × 200W panels
This setup can charge the battery fully in about 3–4 hours of strong sunlight.
Best For
Students
Small apartments
Shops and kiosks
Basic home backup
2. Collar 1000 Solar Generator

The Collar 1000 solar generator is a medium-size solar generator that can power more appliances than the 500W models.
Key Specifications
Continuous Power: 1000W
Surge Power: 2000W
Battery Capacity: Around 1–1.5kWh
Solar Input: 600–800W
What It Can Power
This generator can comfortably power:
TV
Fan
Lights
Laptop
WiFi router
Small refrigerator
Desktop computer
Example combination:
TV + fan + lights + WiFi router for 8–12 hours
Recommended Solar Panels
To charge it efficiently:
2 × 400W panels, or
3 × 300W panels
Best For
Small homes
Small offices
Students sharing apartments
3. Collar 2000 Solar Generator

The Collar 2000 solar generator is a more powerful system designed for households that need to power more appliances at the same time.
Key Specifications
Continuous Power: 2000W
Surge Power: 4000W
Battery Capacity: 2–3kWh
Solar Input: 1200W – 1600W
What It Can Power
This generator can run:
TV
Multiple fans
Lights
Refrigerator
Laptop
Phone charging
Small blender
Typical usage:
Fridge + TV + fans + lights for 6–10 hours depending on load
Recommended Solar Panels
To get the best performance:
4 × 400W panels, or
5 × 350W panels
Best For
Medium-size homes
Shops
Small businesses
4. Collar 3500 Solar Generator

The Collar 3500 solar generator is a high-capacity solar system suitable for families that want to power many appliances without using petrol generators.
Key Specifications
Continuous Power: 3500W
Surge Power: 7000W
Battery Capacity: 4–5kWh
Solar Input: 2000W+
What It Can Power
This system can power many appliances including:
Refrigerator
TV
Multiple fans
Lights
Washing machine
Laptop and phones
Small microwave
Typical usage:
Full household lighting
Refrigerator
TVs
Fans
Recommended Solar Panels
For proper charging, install:
6 × 400W panels, or
8 × 350W panels
Best For
Large homes
Businesses
Offices
Things to Consider Before Buying a Solar Generator
1. Power Rating
Always check the continuous wattage and surge wattage. Appliances with motors like refrigerators require higher surge power.
2. Battery Capacity
A higher battery capacity (Wh or kWh) means the generator will last longer during the night.
3. Solar Panel Input
Make sure the generator can accept enough solar input so it charges quickly during the day.
4. Your Appliance Load
Calculate the total wattage of the appliances you want to power before choosing a solar generator.
Final Thoughts
Solar generators are becoming very popular in Nigeria because fuel prices are high and electricity supply is unreliable. If you want a small and affordable solar generator, the itel 500W solar generator is one of the best options available today.
However, if you want to power more appliances, you can go for the Collar 1000, Collar 2000, or Collar 3500 solar generators, depending on your electricity needs.
With the right solar panels installed, these systems can give you clean and reliable electricity for many years without fuel or noise.
