The 10 Best Offers for Petrol Generator - September 2025

Last updated: 16. September 2025
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1
Best Choice
10.0
Hyundai

Free Delivery**
  • Pure Sine Wave Output: Safely powers sensitive electronics like TVs, laptops, and phones
  • Low-Noise Operation: Produces only 59dBA with under 75% load at 7 meters, ideal for quiet environments
  • ECO Mode: Increases fuel efficiency, lowers noise, and extends engine lifespan
  • Lightweight and Portable: Weighs just 26.5kg, easy to transport and store
  • Built-In LCD Display: Monitors voltage, frequency, amps, and hours for safe usage
  • Safety Features: Includes overload protection and low oil shutdown
  • Versatile Outlets: Two 13A mains sockets and a 12V DC outlet for multiple devices
  • Peace of Mind: 3 year Hyundai home-use warranty* / 1 year commercial warranty
Colour Manufacturer Weight
Blue Hyundai 26.5 kg
£69999
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2
Best Value
9.9
maXpeedingrods
Save £113.01 Today!
£549.99 (21% OFF!)

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  • 【Multifunction Power Supplier】 Quiet and fuel efficient 4 stroke 145cc petrol generator produces 3300W max watts and 3000W running watts. It is easily able to run the lighting system, RV or a small family home. And run a huge range of high-power appliances such as an air conditioner with 6000 BTU cooling capacity, refrigerators, kettles, and even more appliances at the same time.
  • 【Low noise】When the generator is in ECO mode at 25% load and is 7m away from the generator, the noise level is 58 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】Runs 8.3 hours at 25% load (750w load) 、4.5 hours at 50% load (1500w load). In ECO mode, the runtime can be extended up to 10-12 hours. Guaranteed power supply overnight.
  • 【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 Manufacturer Weight
Orange,black maXpeedingrods 21 kg
£43698
RRP: £549.99 -21%
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3
9.8
AIVOLT
Save £30.00 Today!
£269.99 (11% OFF!)

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  • 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
£23999
Was: £269.99 -11%
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4
9.7
Hyundai
Save £78.00 Today!
£519.99 (15% OFF!)

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  • Pure Sine Wave Output: Enables safe powering of sensitive electrical items, such as TVs, laptops and more, without the risk of damaging or overloading them.
  • Low-Noise Inverter Generator: Emits just a quiet 61dB @ 7m to minimise disturbance and distribution in low-noise environments.
  • Integrated ECO Mode Setting: Runs only as fast as the load demands! Increases the generator’s fuel economy, emits lower noise levels and extends the lifespan of the engine.
  • Lightweight and Portable at only 22.6kg: Light enough to be easily carried around and stored in your car boot or caravan cupboard with plenty of room to spare.
  • Rapid Electric Start: This Hyundai generator can be started within seconds at the turn of a dial thanks to its integrated electric start function.
  • Built-In LCD Screen: Easy to read monitor displays the generator’s critical data at a glance.
  • Overload and Low Oil Shutdown Protection: Integrated protection safeguards the generator and extends its lifespan.
  • Peace of Mind: 3 year Hyundai home-use warranty* / 1 year commercial warranty*
Colour Manufacturer Weight
Blue Hyundai 22.6 kg
£44199
RRP: £519.99 -15%
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5
9.6
GALAX PRO

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  • 6L Large Capacity Fuel Tank & High Power: Its excellent 6L gasoline tank can provide longer run time, minimizing refueling needs. The generator emissions are 79 CC, providing a stable operating power of 1800W and a maximum power of up to 2000W. Even for large-scale power supply projects, it is the best choice.
  • Multifunction output options: With USB, type-C, 230V AC port and 12V DC port, this portable generator can power your phone, tablet, outdoor-operated power tools and more to ensure you can continue to work and study anywhere.
  • Compact and portable design: Weighing just 18.5 kg and measuring 490x285x470mm, the outdoor generator is easy to transport and store, making it ideal for outdoor adventures or indoor emergency use.
  • Easy to learn how to operate:For the first time, you need to add engine oil and gasoline, turn the fuel switch to the "CHOKE" position, and, start the ignition, and the operation process is simple and easy to learn. We also have an operating manual to help you learn to use it faster.
  • Packaging content: 1* Portable Gasoline Inverter Generator, 1* Spark plug sleeve, 1* Screwdriver, 1* Funnel,1*User Manual.
Colour Manufacturer Weight
- GALAX PRO -
£24999
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6
9.5
Excel Power

  • Starting Watts – 2300W / Rated Watts – 2000W
  • Recoil Start with low oil level protection
  • AVR Controlled
  • Large 15L fuel tank
  • 2 x 13A 240V UK 3-pin sockets
  • Covered by a 2 Year Warranty
Colour Manufacturer Weight
Red/Black Excel Power Generators 36 kg
£19999
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7
9.4
United Power Equipment Co.,Ltd

Free Delivery**
  • Portable generator: It is only 15.9kg weight. Light-weight and small household generator is easy to carry outdoors for camping, power outages, lighting with family
  • High combustion efficiency: Gasoline generator up to 6 Hours of run time at half load when the 1.1 L fuel tank is full; AC 230V household outlets; Frequency 50Hz
  • Simple operation: Powered by a 63cc Aceup 2-cycle air-cooled engine, featuring low failure rate.This generator uses unleaded gasoline and 2-cycle oil mixture (50:1) mixing, so there’s no need for oil change
  • Wide application: 650 running watts and 750 peak watts with recoil start; The starting watts should not exceed our generator range, appling to outdoor light string, slow cooker etc,.
  • Safety certificate: All Aceup Energy mini portable generators are functionally tested in the factory to guarantee quality. EURO-V, CE, ROHS compliance; Backed by a 1 year limited warranty with free lifetime technical guidance from Experts
Colour Manufacturer Weight
Yellow Aceup Energy 16 kg
£15999
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8
9.3
Champion Power Equipment
Save £40.00 Today!
£399.99 (10% OFF!)

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  • Superior power & features - Our Champion Power Equipment 92001i Range of Invertor Generators offer both superior power and outstanding performance. These Inverters are offered in multiple fuel types, are Super-Lightweight and are packed with many great features including True Sine Wave Technology, EZ Start, LED Indicators, , Parallel Connectability, Multiple Outlets and USB Charging
  • Super lightweight & ultra quiet operation - Weighing in at only 17.6Kg, and only 44 x 28.5 x 44.5cm in size, the Mighty Atom is the World's lightest 2kW Inverter Generator meaning that it is both extremely lightweight and portable. The device is also extremely quiet during operation at only 58 dBA.
  • Reliable champion 2200w petrol engine - The Invertor Generator has an EZ Start and comes with a 2200 Maximum Watt (1900 Running Watts) 79cc Petrol Engine that will run up to 10.5 hours on a 4.0 Litres full tank (at 25% load). There is also a handy LED Indicator and Economy Mode to save on fuel as well as an Automatic Oil Shut Off Sensor and 500ml Oil Capacity.
  • True sine wave invertor technology - This technology makes this generator ideal for sensitive electronics such as computers, laptops and TV. Perfect for your next camping trip or powering small household items like fridges/freezers, power tools, lighting units & garden equipment. This inverter has parallel capability allowing you to pair up with other Champion Inverters using an optional Parallel Kit.
  • Includes power outlets & usb adapter - Included with the device are 2 covered 240V 13A Power Outlets and a handy 12v DC USB Adapter you can use to power your phone, laptop, tablet, or similar device. The Parallel Kit (Sold Separately) allows you to pair this up to another Champion inverter for double the power.
Colour Manufacturer Weight
Yellow,black Champion Power Equipment 17.6 kg
£35999
Was: £399.99 -10%
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9
9.2
Dirty Pro Tools

  • Engine 6.5HP/3600RPM
  • Max Output 2000 W / 2KW
  • 220V / 12V / 50HZ
  • Automatic Voltage Regulator
  • Recoil Start, Copper Coil
Colour Manufacturer Weight
Copper dirty pro tools 39 kg
£17899
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10
9.1
Hyundai
Save £70.50 Today!
£469.99 (15% OFF!)

Free Delivery**
  • Powerful 79cc Hyundai petrol engine: Produces a maximum output of 2.2kW and continuous output of 2000W
  • Ideal for use whilst camping or in a caravan/motorhome: Great for TVs, laptops, smartphones, small air pumps and more
  • Ultra-quiet generator: Won't disturb others on your camping or caravan site
  • Power multiple devices at the same time: Outlets include a 230v socket and 12v DC battery charger
  • Lightweight and Portable at only 21.5kg: Light enough to be easily carried around and stored in your car boot or caravan cupboard with plenty of room to spare
  • Economical generator: Included ECO mode lowers engine revs to increase fuel economy
  • Easy to use: Popular option for powering family holidays
  • Peace of mind: 3 year Hyundai domestic warranty* (terms apply)
Colour Manufacturer Weight
Blue Hyundai 21.5 kg
£39949
RRP: £469.99 -15%
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General information about Petrol Generator:

Title: A Comprehensive Overview of Petrol Generators: Powering Your Needs Efficiently and Reliably

Introduction:
Petrol generators are versatile machines that provide a reliable source of electricity by converting petrol fuel into electrical power. They are widely used in various applications, including households, construction sites, outdoor events, and emergencies where a stable power supply is crucial. This article aims to provide a comprehensive understanding of petrol generators, their functionality, benefits, and key considerations when purchasing one.

Functionality and Benefits:
Petrol generators operate on the principle of an internal combustion engine, which converts the energy from burning petrol into mechanical energy. This mechanical energy is then transformed into electrical energy through an alternator. The process involves a continuous supply of petrol fuel, which powers the generator for the desired duration. Petrol generators come in various sizes and power outputs, ranging from small portable models to larger industrial-grade machines capable of powering entire buildings or construction sites.

One of the significant advantages of petrol generators is their portability. They are lightweight and compact, making them easy to transport and use in different locations. Portable petrol generators are designed with handles and wheels, ensuring convenience during transportation. Additionally, petrol generators are known for their versatility. They can power a wide range of appliances and equipment, including household electrical devices, power tools, lighting systems, and electronic devices.

Considerations and Features:
When selecting a petrol generator, several factors should be considered to ensure efficient and reliable performance. Firstly, it is important to determine the power requirements. Evaluate the total wattage needed to power the desired appliances or equipment and choose a generator with a suitable power output. Additionally, assessing the runtime needed is crucial. Consider the fuel tank capacity and the generator's fuel consumption rate to understand how long it can operate continuously.

Another essential aspect to consider is noise level. Petrol generators can produce varying levels of noise, depending on their design and power output. For residential or recreational use, it is often preferable to opt for petrol generators with lower noise levels. Furthermore, examining the generator's safety features, such as overload protection and low oil shutdown, is vital to prevent potential damage to appliances and ensure user safety.

In conclusion, petrol generators are reliable power sources that efficiently convert petrol into electrical energy. They offer portability, versatility, and convenience, making them suitable for a wide range of applications. When selecting a petrol generator, it is crucial to consider power requirements, runtime, noise level, and safety features to enhance overall performance and user satisfaction. By making an informed choice, you can rely on a petrol generator to provide a stable power supply whenever and wherever it is needed.

* the possibly used term "best" etc. refers only to our possibly subjective personal opinion.
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