The 10 Best Offers for Diesel Power Generator - December 2025

Last updated: 17. December 2025
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1
Best Choice
10.0
Hyundai

  • Reliable Hyundai Power: powered by our Hyundai D400E 10hp single cylinder engine. Producing a max output of 5.2kW / 6.5kVA*. The generator has 1 x 115V 16amp, 1x 115V 32amp and 1 x 230V 32amp sockets. You can easily switch between 110V / 230V using the switch on the control panel.
  • Ease Of Use: Features electric start and a convenient digital control panel which displays the frequency, voltage and total run time. Keeping on top of the required services is easy when monitoring the hours on the pane
  • Silenced Operation: Part of the Hyundai silent range so is a quiet generator and comes with a sound attenuated canopy to reduce overall noise levels making it suitable for domestic or low noise areas.
  • Engine Protection: The built-in low oil alarm and automatic shutdown keep the generator safe during operation and ensure the engine is protected at all times.
  • Long Run Time: The large 13-litre fuel tank can provide up to 16 hours of run time @ 50% load. The DHY6000SE can run on standard white or red diesel.
Colour Manufacturer Weight
White and Black HYUNDAI 152 kg
£1,25000
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2
Best Value
9.9
DJI
Save £370.00 Today!
£799.00 (46% OFF!)

  • Power More Than Ever - DJI Power 1000 V2 is a high-capacity solar generator that powers 99% [11] of appliances like kettles, cookers, projectors, saws, and drills—ideal for camping, DIY, and outdoor work.
  • Charge Fast, Go Far - DJI Power 1000 V2 portable power station recharges to 80% in just 37 minutes [3], so you're always ready for road trips, outdoor adventures, or emergency backup without long waits.
  • Uncompromising Safety, Anywhere - This power station features a 1024Wh LFP battery, intelligent BMS, sub-nano coating, and flame-retardant housing—ensuring safety in harsh environments with a 10-year lifespan. [6]
  • Quiet Comfort for Restful Nights - DJI quiet outdoor generator runs as low as 26 dB [10], reducing noise during nighttime use in RVs or camper vans—sleep undisturbed when charging devices in enclosed spaces.
  • Power Your Passion, Built to Outperform - This portable generator offers dual 140W USB-C ports [14] (280W total)—40% more than typical dual 100W USB-C setups. Stay in flow during content creation.
  • Reliable Backup in a Flash - DJI battery generator for home use features seamless UPS with a 10ms [9] switch time—twice as fast as Power 1000—keeping your devices running smoothly during unexpected outages.
  • Ready to Fly, Faster - This outdoor generator enables SDC Super Fast Charging [13] for select DJI drone batteries [20], supporting takeoff in 30 minutes—ideal for all-day filming while camping or creating on the go.
  • Protected for the Long Haul - This electric generator comes with a 3-year warranty, extendable to 5 years [17] with quick registration, giving you lasting peace of mind and dependable support for years to come.
  • Includes DJI Power 1000 V2 and a DJI Power AC Power Cable, delivering high-power output and fast grid charging. With up to 5 years of warranty, it's ideal for essential home and outdoor use.
  • Tips - Due to logistic regulations, please use the product's original packaging when shipping a power station. It is recommended to retain the original packaging during the product's refund period.
Colour Manufacturer Weight
Black DJI 14.1 kg
£42900
RRP: £799.00 -46%
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3
9.9

4
9.8
MondoTunes

5
9.7
maXpeedingrods
Save £95.02 Today!
£379.99 (25% OFF!)

Free Delivery**
  • 【Multifunction Power Supplier】The MXR2350 4-Stroke OHV inverter generator produces 2000W peak watts and 1800W running watts, it is ideal for camping, festivals, tailgating, caravans and home power backup. And two generators can be used in parallel to double your output.
  • 【Digital Display Meter】The panel is equipped with a digital display screen to monitor the data and information in real time. It helps you clearly understand the display voltage, frequency, single running time, and accumulated running time.
  • 【Portable and Lightweight】Thanks to its compact construction, this generator weighs 15 KG. Designed with a handle, it is extremely lightweight and easy to carry.
  • 【Provide Clean Power】 It can provide safe, high-quality power for sensitive devices without affecting their service life. For example, it can directly charge mobile phones, laptops, cameras and other digital devices.
  • 【Brand Warranty】Maxpeedingrods warrants all inverter generators against manufacturing defects under normal use for a period of 2 years from the date of retail purchase by the original end user ("Warranty Period") and provides free lifetime technical support and after-sales service
Colour Manufacturer Weight
- maXpeedingrods 16.7 kg
£28497
RRP: £379.99 -25%
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6
9.7
maXpeedingrods
Save £68.99 Today!
£288.99 (24% OFF!)

Free Delivery**
  • 【Multifunction Power Supplier】4-stroke petrol generator produces 3500W max watts and 3200W running watts. It is easily able to keep the lighting system or a small family house, power air conditioners and many other small appliances such as refrigerators,coffee machine at the same time.
  • 【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.
  • 【Multi-Function Display】Easy to monitor voltage and frequency power; display remaining fuel, which is suitable for timely fuel change; display cumulative runtime, which is suitable for later generator maintenance; display unique runtime, perfect timer function.
  • 【Lightweight and Powerful Motor】Only 26 kg, small and compact, easy to carry, 223 cc OHV motor with two 230 V ports and a 12 V DC connector, provides plenty of power for multiple tasks.
  • 【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 Manufacturer Weight
Orange/Black maXpeedingrods 26 kg
£22000
Was: £288.99 -24%
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7
9.6
AIVOLT
Save £60.00 Today!
£269.99 (22% OFF!)

Free Delivery**
  • Unique Feature and Multifunction Control Panel - The outstanding design features bright orange appearance and a multifunctional panel including parallel connectability, a standard 230v 3 pin socket, 2 USB charging ports(type-A & type-C), a 12v DC charging outlet. Suitable for TVs, computers, small electric tools and many kitchen appliances.
  • Ultra Lightweight and Low Noise - Only weighs 12kg, and nearly 15% lighter than other same power compact generators. The labor-saving and ergonomic handle is very easy for a young woman to lift. When the generator is at 25% load, it comes with 58 decibels noise at 23 feet that is comparable to the sound of a normal conversation.
  • Pure Sine Wave Power - This inverter generator has a powerful 60cc 4 stroke OHV air-cooled 100% copper winding engine which can produce 1.2kw starting watts and 1.1kw continuous watts steady clean power with very low fuel consumption. Ideal for sensitive electronics such as phones, laptops.
  • Eco Mode & Long Runtime - A fully fueled 2.5L tank will provide you consistent power for up to 10 hours making the generator extremely economical. It runs 8 hours at 25%, 5.5 hours at 50% load, 4 hours at 75% load, 3.1hours at 100% load. In Eco-mode, it even runs more than 10 hours and prolongs generator’s life. Perfect for RV travel, jobsites and home use.
  • The package contains: 1*1200W petrol generator, 1*spark plug wrench, 1*oil funnel, 1*12V DC battery charging cable, 1* screw driver, 1* quick start guide, 1*British plug, 1*manual.
Colour Manufacturer Weight
Orange AIVOLT 12 kg
£20999
RRP: £269.99 -22%
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8
9.5
Monster Shop

  • With an ATS included, this is a generator you can rely on to supply you with back up power almost at an instant to keep your home or business running smoothly. An optional electric start system allows you to effortlessly turn on the generator manually should you wish to.
  • A fully fuelled 12.5L tank will provide you with consistent power for up to 14 hours making the generator extremely economical.
  • Power multiple devices at once with this high-performance three-phase generator and it’s incredible 5kVA maximum output.
  • Fitted with 4 heavy duty 8” wheels and sturdy fold in/ out handles, this compact machine is extremely easy to transport allowing you to manoeuvre it as required whether on a permanent site or on the move.
  • Built using powder coated steel, the frame is extremely strong and durable to protect the powerful 10HP engine. Although an open design, the generator is remarkably quiet at just 77dB at a 7m range.
Colour Manufacturer Weight
Black and Orange T-Mech -
£1,14999
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9
9.4
United Power Equipment Co.,Ltd
Save £30.99 Today!
£379.99 (8% OFF!)

Free Delivery**
  • 223cc 4-stroke OHV engine produces 3800 peak watts and 3500 rated watts with recoil start for up to 10 hours at quarter-load on 10 L, 50Hz
  • Intelligent gauge keeps track of voltage ,run-time and hertz and track power output, plus feature low oil led and economic mode to save fuel
  • Includes two 230V AC outlets, one 12V DC 8.3A outlet and two 5V USB ports; Parallel ready to connect 2 generators for twice the power (parallel kit sold separately)
  • This portable generator for camping produces the clean power required by a variety of sensitive electronics such as phones, TV
  • All generators are functionally tested in the factory to guarantee quality with CE EURO-V compliant; Backed by a 1 year limited warranty with lifetime technical guidance from experts
Colour Manufacturer Weight
Yellow and Black Aceup Energy 28 kg
£34900
RRP: £379.99 -8%
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10
9.3
MondoTunes


General information about Diesel Power Generator:

Advantages and Applications of Diesel Power Generators

Diesel power generators are widely used in various industries and settings due to their numerous advantages. These generators are powered by diesel engines and can provide a reliable and efficient source of electricity. Here, we will discuss the advantages and applications of diesel power generators.

Advantages:
1. Durability and Longevity: Diesel engines are known for their robustness and durability. They are built to withstand heavy loads and continuous use, making diesel power generators highly reliable and long-lasting. With proper maintenance, these generators can operate for several decades, making them an excellent investment.
2. Fuel Efficiency: Diesel engines are more fuel-efficient compared to gasoline engines. This means that diesel power generators consume less fuel to generate the same amount of power, resulting in lower operational costs. Additionally, diesel fuel is often cheaper and more readily available in many regions, which further contributes to cost savings.
3. High Power Output: Diesel generators are capable of producing high power outputs, making them suitable for applications that require a substantial amount of electricity. From powering construction sites and industrial facilities to providing backup power for hospitals and data centers, diesel generators can handle heavy electrical loads effectively.
4. Easy Maintenance: Diesel engines are relatively simple in design, making them easier to maintain compared to other types of engines. They have fewer parts, and their cooling systems are air-based, eliminating the need for water pumps or radiators. This simplicity translates into lower maintenance costs and reduced downtime for repairs.
5. Reliability: Diesel power generators are highly reliable and can start up quickly during power outages. This is especially crucial for critical applications where uninterrupted power supply is essential. Diesel engines are known for their quick response time, ensuring that essential operations can continue without disruption.

Applications:
1. Construction Sites: Diesel generators are commonly used in the construction industry to power various equipment, including heavy machinery, lighting systems, and tools. Their ability to provide reliable and high-power output makes them indispensable on construction sites where grid power may not be readily available.
2. Healthcare Facilities: Hospitals, clinics, and other healthcare facilities rely on diesel generators to ensure a continuous power supply during emergencies or power outages. These generators provide electricity for critical operations, such as life support systems and medical equipment, helping to save lives.
3. Industrial Settings: Industries often require a stable and robust power source to run machinery, production lines, and other processes. Diesel generators meet these demands by delivering a reliable and efficient power supply for extended periods. They are commonly utilized in manufacturing plants, refineries, mining operations, and other industrial settings.
4. Telecommunications and Data Centers: Uninterruptible power supply is crucial for telecommunications networks and data centers to avoid disruptions in communication and data storage. Diesel power generators provide the necessary backup power to ensure continuous operation, safeguarding vital information and maintaining connectivity.
5. Residential and Commercial Buildings: Diesel generators are also commonly used in residential and commercial buildings as a backup power source. They provide electricity during grid failures, ensuring that essential services such as lighting, heating, and refrigeration are not interrupted.

In conclusion, diesel power generators offer numerous advantages such as durability, fuel efficiency, high power output, and reliability. They find applications in construction sites, healthcare facilities, industrial settings, telecommunications, and residential and commercial buildings. Their ability to provide a stable and uninterrupted power supply makes them an essential component in various industries, ensuring smooth operations even during power outages.

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