A small diesel generator is a versatile and reliable power solution for various applications, from outdoor events and camping trips to home backup power during outages. Known for their efficiency and durability, the best small diesel generators offer consistent performance while maintaining fuel efficiency, making them an ideal choice for those needing portable and long-lasting power.
Diesel generators are often preferred over gasoline-powered models due to their ability to run longer on less fuel. The best small diesel generators are designed with compact sizes, making them easy to transport without compromising on power output. Whether you need a generator for recreational purposes or as a backup power source for small appliances and equipment, these generators offer excellent reliability and versatility.
Small diesel generators are typically designed with key features that enhance their usability. These include automatic voltage regulation (AVR) for stable power delivery, low oil shutdown to protect the engine, and quiet operation to minimize noise disruptions. Additionally, they are built with durable frames, often made of high-quality steel, ensuring that they can withstand tough environments and weather conditions.
When selecting the best small diesel generator, it’s important to consider factors such as power output, fuel tank capacity, and runtime. Depending on your needs, you can choose a model with the right power wattage to support your devices, whether for powering tools, lights, or other equipment. Also, consider maintenance requirements, fuel efficiency, and portability to ensure you get a generator that fits your specific needs.
In this guide, we’ll explore the best small diesel generators, comparing their features, performance, and value. Find the perfect generator to meet your power needs with the best small diesel generators available today.
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Reviews
Generac Mobile Diesel Generator with Tier 4 Emission Compliance
The Generac MLG15M Diesel Generator is a versatile and efficient mobile generator, perfect for on-the-go power needs. With an impressive output of 14 kW, this generator offers the ideal combination of power, flexibility, and durability for smaller to mid-sized single-phase applications. Its Tier 4 EPA-approved engine ensures responsibility towards the environment and adherence to emission regulations. Experience ease and reliability with features like automatic shutdown and a noise level of 68 dB.
Reliable Yanmar Diesel Portable Generator – 5,500 Watt & 9.1 HP, Tier IV Final
Experience unmatched performance with the Yanmar YDG5500W-6EI, a professional-grade diesel generator that provides 5,500 watts of clean, continuous power. This impressive generator boasts a robust control panel, coupled with a powerful Yanmar engine designed for long-lasting reliability. With a Tier IV Final compliance, low engine oil alarm, and shutdown feature, this Yanmar generator ensures protection against engine damage while offering convenience with its electric start option. Gear up for your job site, home, or recreational event with the unbeatable Yanmar YDG5500W-6EI.
Kubota GL7000 Lowboy II 7KW Small Diesel Generator – Compact Design, Easy Maintenance, and Low Noise Levels
The Kubota GL7000 Lowboy II, a compact and powerful diesel industrial generator, delivers 7000 watts of reliable energy. Its direct-coupled engine ensures optimal performance while the large capacity fuel tank provides extended operation. With single-side maintenance, this generator is easy to transport and simple to maintain. Safety features include automatic shutdown and overload protection, while its low noise levels make it suitable for various environments. Users who’ve purchased Kubota generators laud their reliability, build quality, and ease of use.
Kubota 14KW Diesel Generator: Compact, Versatile, and Efficient
The impressively quiet Kubota LowboyPro 14KW Diesel Generator, model GL14000, boasts a 14,000-watt surge and 12,000-rated watt generator powered by a Kubota D902 diesel engine. Perfectly designed for a wide range of applications, this portable generator is both reliable and innovative, offering exceptional performance in a compact package.
Small and Silent 6kW Diesel Generator for Home and Industrial Use
Experience a whisper-quiet power source with the 6kW Silent Diesel Generator. This versatile generator easily fits into home and industrial settings, boasting both single and three-phase options. Designed with a compact footprint, it’s an unobtrusive partner for reliable, silent power.
Kubota Lowboy II 7 kW Diesel Generator for Small Space and Quiet Operation
The Kubota Lowboy II is a compact diesel generator sporting 7-kW of power. Its small footprint and low noise levels make it an excellent fit for various environments, while the large fuel tank allows for longer continuous operation. Designed with ease of use in mind, the generator’s easy-access side panel simplifies maintenance, giving you one less thing to worry about. With a robust feature set and a reputation for reliable performance, the Kubota Lowboy II is a go-to choice for power needs in tight spaces.
Small Diesel Generator for Emergency Backup – 11HP
The EV6500ATS is an affordable backup power solution for when the lights go out. This diesel-powered generator features a reliable, quiet 11HP engine that can provide uninterrupted power for everyday essentials. With a fuel-efficient design, it can keep your lights shining and fridge cold for hours on end. Plus, its electric remote start and automatic voltage regulation make operation a breeze.
Generac Protector 15kW Automatic Standby Diesel Generator – Code Ready, Versatile, and Affordable Backup Power Solution
The Generac Protector series, a line of versatile and adaptable diesel generators, offers peace of mind in the face of power outages. With intelligent controllers and an intuitive LCD text display, these generators make it easy to manage your backup power needs, even in remote locations. EPA and CA/MA emission compliant, the Protector series provides an affordable, reliable solution for your backup power needs.
Cummins RS17A 17kW Quiet Connect Series Home Standby Generator – Clean Power and Low Noise
The Cummins RS17A is a powerful home standby generator, designed to keep your house running smoothly during power outages. With a 70.8 NG/LPV amp rating and a quiet operation of 65 dB(A) within 23 ft. , this generator ensures a seamless transition to backup power while keeping noise levels to a minimum. The Cummins QSJ999G Engine powers this unit, providing a reliable and efficient performance. It’s easy to set up and start, making it a popular choice for those seeking reliable backup power.
Cummins Onan P9500df 2-in-1 Dual Fuel Portable Generator
Experience power on the go with the Cummins Onan P9500df Portable Generator, a versatile and reliable solution for your power needs. Equipped with a robust 13 HP 420cc OHV 4-stroke engine and a fuel capacity of 6.6 gallons, this dual fuel generator can produce 7500/9500 peak watts (gasoline) and 6750/8550 peak watts (propane), making it perfect for various applications. With easy push-button and remote start options, the VFT Data Center displays essential information such as volts, frequency, and lifetime hours. Its transfer switch-ready L14-30R twist lock outlet ensures seamless integration into your power system. The Onan P9500df is designed to be portable, with rear wheels and a handle for easy movement. Trust the Cummins 24/7 global support network for unparalleled reliability and support.
Quiet and Efficient 13kW Home Standby Generator with Multi-Fuel Flexibility
A reliable and powerful addition to any home, the Cummins Quiet Connect Series Generator boasts a highly efficient engine, versatile fuel options, and whisper-quiet operation. Kicking out 13kW of power, these generators are the perfect backup solution for your energy needs, ensuring that your home remains operational even during unexpected outages!
Powerful Portable Diesel Generator with TruePower Technology
The Generac XD5000E Portable Diesel Generator is a dependable and powerful choice for tackling challenging tasks or providing emergency power. With a fuel capacity of 12 gallons, it offers a remarkable run-time of 32.4 hours at 50% load. The low oil shutdown system ensures the generator is protected from damage, while the 120/240V selector switch provides full 120V power. Though it may be a little noisy and heavy, its durable construction and reliability make it a solid option for those in need of portable power.
Buyer’s Guide
When it comes to powering your small-scale operations, a small diesel generator can be a reliable and efficient choice. However, with endless options available in the market, selecting the right one can be a daunting task. To help you make an informed decision, this guide will go over the important features, considerations, and general advice about small diesel generators.
Noise Levels
Noise levels are an essential factor to consider when purchasing a small diesel generator. While they are necessary for power generation, excessive noise can cause disturbances near the generator. Select a generator with noise levels that meet your requirements and comply with any noise restrictions in your area. The lower the decibel rating, the quieter the generator.
Fuel Efficiency
Fuel efficiency is crucial for any diesel generator, as it not only affects your operational costs but also contributes to the environment. Look for generators with high fuel efficiency ratings, which indicate how much fuel is consumed for every kilowatt-hour (kWh) produced. A generator with a higher fuel efficiency rating will not only save you money on fuel costs but will also reduce emissions and make the generator a more eco-friendly choice.
Portability
If you plan to use the generator in various locations or require frequent transportation, portability should be a top priority. Select a generator with a lightweight design, easy-to-carry handle, and optional wheel kits. These features will make it easier to move the generator from one location to another, especially when you are working in remote areas or need to relocate the generator quickly.
Reliability
Reliability is crucial when it comes to powering your operations. Look for a generator that is built with robust materials, uses high-quality components, and has a solid warranty. Additionally, the generator should have a reputable brand behind it, and it should be backed by positive customer reviews and recommendations. By carefully considering the reliability of your small diesel generator, you can ensure that it will meet your needs and perform consistently throughout its lifespan.
FAQ
What is a small diesel generator?
A small diesel generator is a portable power source that uses a diesel engine to generate electricity. Designed for use in remote and off-grid locations, these generators are typically lightweight, easy to transport, and offer reliable and efficient power generation. They are ideal for use in construction sites, camping, outdoor events, and emergency situations.
Small diesel generators are equipped with a variety of features to ensure they are user-friendly and safe to operate. These features may include automatic shut-off when the fuel level gets too low, low-oil shutdown, and a low noise level for peaceful operation in residential areas or at nighttime events.
What are the advantages of using a small diesel generator?
A small diesel generator offers numerous advantages over other power sources. Diesel fuel is more cost-effective and has a longer shelf life than gasoline, which means you won’t need to refuel as frequently. Additionally, diesel engines tend to have a longer lifespan and require less maintenance than gasoline engines.
These generators are also incredibly versatile and can be used for a wide range of applications, from powering tools on a construction site to providing backup power during an outage. Furthermore, they can be operated with minimal environmental impact, as diesel is a cleaner-burning fuel than gasoline and produces fewer pollutants.
What are the key factors to consider when choosing a small diesel generator?
When selecting a small diesel generator, there are several factors to take into account. The most important factor is the power output, which is determined by the maximum wattage the generator can produce. You should choose a generator with enough power to meet your specific needs, whether it’s for powering tools, appliances, or lighting.
Other important factors to consider include the generator’s size and weight, noise level, fuel efficiency, and ease of use. You may also want to consider the warranty and customer support offered by the manufacturer, as well as any additional features or safety measures the generator offers. By considering these factors, you can make an informed decision and find the best small diesel generator for your needs.
How do I operate and maintain a small diesel generator?
To operate a small diesel generator, simply fill it with fuel, check the oil level, and start the engine. Most generators have an easy-to-use control panel that allows you to adjust the power output and monitor the engine’s performance. Be sure to read the user manual thoroughly and follow all safety instructions and guidelines provided by the manufacturer.
To maintain your generator, regularly check the oil and fuel levels, clean the air filter, and replace any worn or damaged parts. Performing regular maintenance will help ensure the generator operates efficiently and safely while prolonging its lifespan. If you experience any issues, contact the manufacturer’s customer support for assistance.
Are there any safety concerns when using a small diesel generator?
Yes, there are several safety concerns to be aware of when using a small diesel generator. First and foremost, always operate the generator in a well-ventilated area, as diesel exhaust contains carbon monoxide, which is a poisonous gas when inhaled. Never use the generator in an enclosed space or near windows or vents to prevent carbon monoxide buildup.
Additionally, make sure the generator is placed on a stable and level surface and never overload it by connecting too many appliances or devices. Always unplug the generator when refueling, as sparks from the engine can ignite gasoline vapors. Finally, always wear appropriate personal protective equipment, such as gloves and long sleeves, when handling fuel or operating the generator.
Can I run a small diesel generator indoors?
While it is possible to run a small diesel generator indoors, you must take extreme caution to ensure your safety and the safety of others. Diesel generators produce carbon monoxide, which is a highly toxic gas that can accumulate in enclosed spaces and cause asphyxiation or other health problems. As a result, it is strongly recommended that you do not operate a small diesel generator indoors without proper ventilation or under any circumstances that may compromise the safety of the users.
If you must operate a small diesel generator indoors, the space should be well-ventilated by opening windows and doors, and an exhaust system should be installed to remove any exhaust gases. Additionally, you should follow all safety guidelines and precautions provided by the manufacturer and consult a professional if you are unsure about operating the generator indoors.
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