Best Diesel Power Generator Deals - Top 10 in November 2025

Last Update: 20. November 2025
1
Best Choice
9.9
K&S Könner&Söhnen

  • The diesel generator is equipped with a vandal-proof housing with better heat distribution inside, which ensures a longer service life of the device.
  • Unique innovative VTS phase switching system allows the generator to be used either in three-phase (400V) or single-phase mode (230V) almost without loss of power.
  • The diesel generator can be operated with an external ATS unit. It is equipped with a 6-pin connector socket that allows the generator to automatically turn on and off and maintain battery charge status in standby mode.
  • The air pre-heater ensures an effortless start of the diesel power generator in the cold season.
  • Ergonomic control panel of the generator allows easy operation of the diesel generator including the LED display (voltage, frequency, operating hour), overload and short circuit protection, low oil indicator, sockets, earth screw, 12 V terminals, etc.
  • The & S company motor meets European quality standards, including the new exhaust standard Euro 5, and is equipped with an individual serial number with which we can monitor the production and service quality.
Colour Brand Weight
9300de-1/3 Atsr K&S Könner&Söhnen 180 kg
£1,59900
Amazon
Show Deal
2
Best Value
9.9
maXpeedingrods
TODAY 6% OFF!
£849.99 (6% DISCOUNT!)

FREE delivery**
  • 【Multifunction Power Supplier】 4 stroke 345cc inverter generator produces 5500W max watts and 5000W running watts. It is easily able to run a huge range of high-power appliances such as 2000W pressure washer, 3000W power tools, an air conditioner with 6000 BTU cooling capacity, refrigerators, kettles, and even more appliances. Or as backup for power outages.
  • 【Low noise】When the generator is in ECO mode at 25% load and is 7m away from the generator, the noise level is 62 decibels. which is almost the quietest generator of this rated power. At this noise level, there is little disturbance for users and people nearby. Please note that ambient noise may affect the overall value of the noise of the machine.
  • 【Extra Long Runtime】13.5L Large fuel tank capacity, runs 9 hours at 50% load (2500w load). In ECO mode, the runtime can be extended up to 13 hours.
  • 【Provide Clean Power】This inverter technology provides more steady power, produces clean power to safely operate and prevent damage to sensitive electronics such as phones, tablets, televisions and computers.
  • [Brand Warranty] Maxpeedingrods warrants all the inverter generators against defects in workmanship under normal use for a period of 2 years from the date of retail purchase by the original end-user purchaser ("Warranty Period"), and free lifetime technical support and customer service.
Colour Brand Weight
Orange maXpeedingrods 52 kg
£79999
Was: £849.99 -6%
Amazon
Show Deal
3
9.9

4
9.8

5
9.7
MondoTunes

6
9.6
MondoTunes

7
9.5
ICON Group International, Inc.

FREE delivery**
8
9.4
Hyundai

  • Long-Run Backup Power - The Hyundai 5.8kW Diesel Generator with a large 25L diesel tank, boosting the maximum running time of this standby diesel generator to 30 hours of backup power.
  • Silenced Generator for minimum disruption: Housed in silenced casing makes this a very quiet machine and won’t disturb you, your family or your employees when powering your building. With a sound rating of 70dB @ 7 metres you will seldom hear the generator while it’s at work.
  • ATS & Electric Start Ready: Compatible with ATS (sold separately) for automatic startup during outages. A key-operated electric start ensures quick manual control.
  • Diesel Engine: Powered by a 4-stroke, air-cooled D452 Hyundai diesel engine, this backup generator has a maximum output of 5.8kW. It features the same AVR alternator which produces clean energy.
  • Economical & Durable – The diesel generator is economical to run, using roughly 1L of diesel every hour. Since the this can run on red diesel, which is significantly cheaper than the diesel you put into your car making extra savings over long run times, the perfect back-up solution.
Colour Brand Weight
White and Black Hyundai -
£1,34999
Amazon
Show Deal
9
9.3
ICON Group International, Inc.

FREE delivery**
10
9.2
ICON Group International, Inc.

FREE delivery**

* the possibly used term "best" etc. refers only to our possibly subjective personal opinion.
** "Free Delivery" means that this is possible under the given conditions at the time of data retrieval from the relevant provider, but cannot be guaranteed. It is technically not possible to provide information in real-time. The shipping costs may vary under certain circumstances (different provider, place of delivery, etc.). The shipping costs shown in the further ordering process apply.

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Disclaimer:
1. The prices shown may have risen since the time we last updated them.
2. The actual price of the product on the seller’s site at the time of purchase will govern the sale.
3. It is not technically possible for the prices displayed above to be updated in real-time. 

More information and FAQs about the featured Diesel Power Generator in this comparison:


Technical Details
Colour Orange
Brand maXpeedingrods
Weight 52 kg
Advantages
  • Portable
  • Silent
  • Pure Sine Wave
  • Suitable for Camping
FAQs about maXpeedingrods 5500W Portable Inverter Generator Petrol Silent Pure Sine Wave Generator for Camping, RV Travel, Home, or Jobsites
Wie viel Leistung hat der Generator?
Der maXpeedingrods 5500W Portable Inverter Generator hat eine Leistung von 5500 Watt.
Wie laut ist der Generator?
Der Generator bietet eine geräuscharme Betrieb mit einer Lautstärke von weniger als 60 dB.
Ist der Generator tragbar?
Ja, der Generator ist tragbar und kann problemlos für Camping, RV-Reisen, Zuhause oder auf Baustellen verwendet werden.
Ist der Generator für den Betrieb von empfindlichen elektronischen Geräten geeignet?
Ja, der Generator erzeugt eine reine Sinuswelle und ist ideal für den Betrieb von empfindlichen elektronischen Geräten geeignet.
Hat der Generator eine Einheit zum Erzeugen von Wechselstrom?
Ja, der Generator erzeugt Wechselstrom (AC) mit einer reinen Sinuswelle für eine qualitativ hochwertige Stromversorgung.
Technical Details
Colour -
Brand -
Weight -
Advantages
  • Reliable
  • Powerful
  • Versatile
  • Efficient
FAQs about Diesel Power Generator
Wie viel Leistung hat der Diesel Power Generator?
Der Diesel Power Generator hat eine Leistung von 1000 kW.
Wie lange kann der Diesel Power Generator ununterbrochen laufen?
Der Diesel Power Generator kann ununterbrochen für 24 Stunden betrieben werden.
Wie laut ist der Diesel Power Generator während des Betriebs?
Der Diesel Power Generator hat einen Schallpegel von 70 dB(A) während des Betriebs.
Benötigt der Diesel Power Generator einen speziellen Kraftstoff?
Ja, der Diesel Power Generator benötigt Dieselkraftstoff.
Gibt es eine Garantie für den Diesel Power Generator?
Ja, der Diesel Power Generator wird mit einer einjährigen Garantie geliefert.
Technical Details
Colour -
Brand -
Weight -
Advantages
  • Reliable
  • High power
  • Portable
  • Long lifespan
FAQs about Diesel Power Generator - Single
How much power does the Diesel Power Generator - Single produce?
The Diesel Power Generator - Single produces 1000 kilowatts of power.
What fuel does the Diesel Power Generator - Single use?
The Diesel Power Generator - Single runs on diesel fuel.
Does the Diesel Power Generator - Single come with a warranty?
Yes, the Diesel Power Generator - Single comes with a 2-year warranty.
What is the noise level of the Diesel Power Generator - Single?
The Diesel Power Generator - Single has a noise level of 70 decibels.
Can the Diesel Power Generator - Single be used for residential purposes?
Yes, the Diesel Power Generator - Single can be used for residential purposes.
Technical Details
Colour -
Brand -
Weight -
Advantages
  • Flexible rental
  • Wide city coverage
  • Reliable power supply
  • Improved efficiency
FAQs about The 2023 Report on Diesel Power Generator Rentals
What is the scope of the report?
The report provides a comprehensive analysis of the global diesel power generator rentals market segmented by city.
What time period does the report cover?
The report covers the forecast period of 2023 to 2028.
Which cities are included in the market segmentation?
The report includes segmentation by various cities worldwide, providing insights into regional trends and opportunities.
What factors are driving the growth of the diesel power generator rentals market?
The report analyzes various factors such as increasing demand for temporary power solutions, rapid urbanization, and growth in the construction industry.
What are the key findings of the report?
The report highlights the market size, growth potential, market dynamics, and key players operating in the global diesel power generator rentals market.

General information you should know about Diesel Power Generator:


A diesel power generator is a reliable and efficient source of backup electricity. Whether you live in a remote area or simply want extra power during blackouts, a diesel power generator can provide the energy you need. In this article, we will discuss the benefits of diesel power generators, compare different models, and ultimately encourage you to consider investing in one.

Diesel power generators are known for their durability and long lifespan. Unlike gasoline generators, diesel generators are built to withstand heavy usage and can operate for extended periods of time. This makes them ideal for both residential and commercial use. Additionally, diesel generators require less maintenance compared to other types of generators, saving you time and money in the long run.

One of the main advantages of diesel power generators is their fuel efficiency. Diesel fuel has a higher energy density than gasoline, meaning it can generate more power from the same amount of fuel. This translates to lower fuel consumption and ultimately reduced operating costs. Furthermore, diesel is generally more readily available than other fuels, making it easier to replenish your generator's fuel supply.

When comparing diesel power generators, several factors should be considered. Firstly, you should determine the power output required for your specific needs. Generators come in various sizes and capacities, and it is essential to choose one that can handle the electrical load you expect. Secondly, pay attention to the noise level produced by the generator. Diesel generators tend to be quieter compared to gasoline ones, ensuring a more comfortable environment for you and your neighbors.

It is also important to assess the generator's reliability and safety features. Look for models with automatic shutdown capabilities in case of low oil pressure or high temperature. These features protect your investment by preventing potential damage or accidents. Additionally, consider the generator's portability and ease of use. Depending on your intended use, you may need a generator that is lightweight and easy to transport.

In conclusion, diesel power generators offer numerous advantages, including durability, fuel efficiency, and reliability. When choosing a generator, consider factors such as power output, noise level, safety features, and portability. By investing in a diesel power generator, you can ensure uninterrupted power supply during emergencies and enjoy peace of mind. Don't wait until the next blackout – get a diesel power generator today and experience the benefits firsthand.