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Power outages are a common challenge in Nigeria, making diesel generators a crucial investment for many households and businesses. In this guide, we’ll explore the benefits of choosing diesel generators over petrol alternatives, delve into the prices of popular brands in Nigeria, and provide essential tips for purchasing and maintaining these reliable power sources.

Why Choose a Diesel Generator:

  1. Low Long-term Cost: Diesel generators offer substantial savings in fuel and maintenance costs, making them a preferred choice for many users, especially in commercial settings.
  2. After-Sale Value: Whether brand new or used, diesel generators maintain high value over time, providing a reliable and cost-effective power solution.
  3. Stability and Performance: Diesel generators exhibit better stability and performance, with engines designed to withstand extreme conditions, ensuring continuous operation for extended periods.
  4. Support Availability: Easy access to local technicians and mechanics for repairs enhances the appeal of diesel generators. Ensure you choose a brand with readily available parts and support.
  5. Application Versatility: Diesel generators are ideal for various applications, including mining, telecommunications, marine, agriculture, hospitals, industrial plants, and commercial buildings. They are less flammable, require less maintenance, and operate quietly.

Prices of Diesel Generators in Nigeria :

  • Kipor – Diesel Generator – KDE7000T (5.0KVA): ₦550,000 – ₦600,000
  • Firman – Diesel Generator – SDG15FS (15KVA): ₦2,650,000 – ₦4,300,000
  • Elemax – Diesel Generator – SHT25D – 3 PHASE (20KVA): ₦3,500,000 – ₦4,000,000
  • Lutian – Super Silent Diesel Generator – 5GF-LDEX (6KVA): ₦650,000 – ₦700,000
  • Elemax Diesel Generator Shx8000di (7.5KVA): ₦2,460,000 – ₦2,800,000
  • Kipor – Diesel Generator – KDE23S3 – 3 PHASE (19.5KVA): ₦5,480,500 – ₦5,600,000
  • Elemax – Diesel Generator – SHT25D – 3 Phase (20KVA): ₦3,500,000 – ₦4,000,000
  • Firman – Diesel Soundproof Generator – SDG 7000SE (5KVA): ₦680,000 – ₦720,000
  • Sumec Firman – Diesel Soundproof Generator (5KVA): ₦680,000 – ₦700,000

What You Should Know About Diesel Generators:

  • Two Types: Small portable (1 KVA to 10 KVA) and larger industrial generators (8 KVA – 30KVA to 2000 KVA).
  • Two Designs: Open frame and close frame (silent generators for residential use).
  • Consider the purpose of use and required wattage when buying.
  • Focus on fuel consumption, operating costs, and ease of operation.
  • Look for reliability, performance, support, efficiency, durability, competitive pricing, user-friendliness, and functionality in an ideal diesel generator.

Things to Like About Diesel Generators:

  • Cost Savings: Diesel generators can save 28-30% in operating costs, providing efficient power supply.
  • Maintenance: Maintenance costs are comparatively lower than petrol generators.
  • Adequate Power Supply: Diesel generators offer a production range of 15KW-200KW.
  • Stable Electricity Flow: They ensure a continuous electricity flow with no spikes and sags.

Things to Consider:

  • Emission Concerns: Diesel generators may emit harmful smoke during operation, especially in manufacturing applications.
  • Noise Levels: Diesel generators tend to be louder than petrol generators.
  • Cold Weather Challenges: Starting diesel engines can be more challenging in cold weather compared to gas engines.


Understanding the application and environment is crucial when choosing a diesel generator. With their reliability, cost-effectiveness, and versatility, diesel generators are a valuable investment to ensure uninterrupted power in Nigeria. Use this comprehensive guide to make an informed decision and enhance your overall power supply experience.

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