Generac 5735 GP17500E Portable Generator – Overview

The Generac GP17500E is the largest portable generator in Generac. It generates 17500 watts of continuous power and 26250 watts of surge power. This is one of the best backup sources during a power outage for residential and commercial use as well.

The Generac was founded in 1959 and is the first company to produce affordable generators. It means you can avail Generac 5735 GP17500E generator at an affordable price. The generator is a perfect option for medium to large-sized homes and small commercial enterprises.

The company, Generac, is popular for Generac engines, and their generators are well-engineered and are made with Generac engine, and it ensures the generator's longevity. So, the Generac 5735 GP17500E gas-powered portable generator is no exception. In this article, we will give you a brief review of the Generac 17500-watt generator. Let's have a close look at this page for more information.

Power Output & Generation

As discussed, the Generac 17500-watt generator is one of the largest generators across the world since it has high power output. The generator delivers the starting power of 17500 watts and running power of 26250 watts. This power generation is capable of running major appliances in your home, including refrigerators, air conditioners, etc. The generator comes with a 992 cc OHV engine, which maximizes your generators' performance. The engine can be operated with simple steps by using an electric start. There is a 12VDC Group U1 CCA Battery, which provides long-lasting performance. The engine operates at a typical 3600 RPM. The generator features a low oil shutdown to protect the engine from unnecessary damages.

The low oil shut-off can automatically turn off the engine when the oil level is detected low in your generator, thus protecting the engine and extends its durability. This makes it a perfect option for home backup. Is your home large in size? Or having many heavy appliances? Then, this Generac GP17500E high power equipment is a good choice.

Fuel Type & Noise Level

Obviously! The fuel type is crucial when it comes to the portable generator. The Generac 17500-watt generator uses gasoline as its fuel source. Gasoline is easy to avail anywhere, and it won't lack its potency for a certain period. So, you can store it and can use it whenever you want. Remember, you must use it before it expires. On the other hand, it delivers a good run time to the users. Since the Generac 17500 gas-powered generator runs on gasoline, it provides a fabulous run time of 10 hours at 50% load, thanks to its 16-gallon fuel capacity.

Of course, you should pay attention to the noise level of the generator. In this case, the Generac 17500-watt portable generator is super quiet. Still, you can cut down the noise level to lower with the help of the noise muffler. This makes it an excellent option for camping, RVs, tailgating, etc. When you run the generator with a muffler, it doesn't disturb you and your neighbors. So, noise muffler contribution is very important to operate the generator quieter.

Dimensions &Weight

The overall dimension of the Generac 17500 portable generator is 48.5 x 31 x 39.5 inches ( L x W X H ), and the weight is 390 Ibs, making the generator quite large but it is smaller than other standby generators. The amount of power it supplies in this size is quite impressive. If you think that it is quite hard to transport, then, you're wrong. It is because it comes with never-flat tires and folding handles, which makes the portability easier. The wheels let you transport it even in the rugged terrain. So, you don't have to worry about its mobility. The company has tried to cut down some weight, so now you can see this model with an open frame. The outside frame is made with metal to make it withstand any weather. It also protects the interior parts like the engine from harmfulness.

Display & Control Panel, Start-up

The display of the Generac 5735 generator is pretty amazing since it has a control panel. This consists of various operations like circuit breakers, indicators, power outlets, etc. You will find the circuit breaker on the top of the left side, which protects the whole unit from overloading. The role of the circuit breaker is to control overloading. If it finds a heavy load on your generator, it automatically shuts the engine off, thereby protecting it from getting damaged due to overload.

You'll have power receptacles to the left of a circuit breaker, letting you connect multi electrical devices at once. Then, you've got the Idle control switch next to the 12Volt outlet, which enables the engine to idle when finds on load and adjusts the engine speed based on the load and runs it at normal speed, thus saving fuel and ensuring its engine safety.

The Generac 5735 GP17500E generator comes with an electric start. It is easy to use with simple steps. You don't have to put effort starting the engine like manual start. Before starting the unit, check the fuel and oil level for safe operation.

Typical Uses & Needs

The Generac 5735 GP17500E gas-powered generator is the largest option in its class, with power capacities of 26,250 watts of surge power and 17,500 watts of continuous power. This is one of the best backup sources for your residential and commercial in times of power outages. It can power your all-major appliances and keep your home warm, and makes you comfortable. Since this is portable, it lets you move around anywhere and allows you to use it on camping, outdoor events, etc.

Care and Maintenance

In general, proper care and maintenance are crucial to run them for a longer period. So, the Generac 5735 GP17500E is no exception. The display will help you schedule the maintenance accordingly. Since it has a durable frame, you don't need to care too much. It will protect the unit from dust and others. However, the weather conditions may spoil the unit, so it is important to keep them dust-free, oil-free, and moisture-free. And don't let the engine run in low oil as it is not good for it. Check the engine oil and check valve clearances before starting the unit. Follow the safety guidelines provided by the company without fail.

Warranty & Consumer Comments

The Generac 5735 GP17500E generator comes with a warranty of two years. This covers all defects in parts and workmanship. For commercial use, you'll get a one-year limited warranty. The unit has 4.4 stars out of 5 on Amazon. According to the customers, they are pleased with its performance. It runs quieter and is an excellent option for residential, small commercial, and construction sites. It is a good value for the money and is perfect for long-term use.


The price of the Generac 5735 GP17500E generator with an electric start is over $3300.00, but the eCommerce sites like Amazon offer at 2700.00 with free shipping. It seems to be very reasonable for 7kW power generators.

Highlights of Generac 5735 GP17500E generator

  • It comes with an electric start
  • Delivers plenty of power of 17,500 continuous watts and 26,250 surge watts.
  • It has 16 gallons of fuel capacity; it lets run the unit for 10 hours at 50% load capacity.
  • The low oil automatic shutdown shuts the engine when the oil level is low
  • It is powered by a 992 cc OHV engine
  • The idle control conserves the fuel and reduces the noise level
  • The never-flat tires and down folding handles ensure reliable portability
  • There is a steel tube cradle for increased durability
  • It is easy to operate and maintain
  • There are several outlets, letting you run multi appliances at once


Overall, the Generac 5735 gas-powered portable generator is ideal for both residential and commercial. This can power your whole house at times of power cut. Since it has 17kW, it perfectly suits large sized home with heavy appliances. But the drawback is it isn't CARB Compliant for California use.

With a 16-gallon capacity, it runs for up to 10 hours at 50% load capacity, which is a good run time compared to other portable high-power generators. The best thing is it is cheaper than a standby generator with a 17500W power capacity. The unit supplies clean and stable power, making it ideal for sensitive appliances like television, mobile phones, computers, etc. As discussed, if you purchase this on Amazon, you can avail at a lower price. Otherwise, you can grab some discounts from it. Place your order now for the best deals.

Bestseller (lists)

Generac 5735 GP17500E 17500 Running Watts/26250 Starting Watts Electric Start Gas Powered Portable Generator Patio, Lawn & Garden

  • The most powerful portable generator available and Generac 992cc OHVI engine.
  • Electric start with battery (included) and plug-in battery charger jack
  • Hour Meter / Low-oil level shutdown / Idle control reduces noise and conserves fuel
  • 16 gallons fuel tank provides up to 10 hours of run time at 50% load
  • Hardened 1 1/4" steel tube cradle for added durability and strength with an integrated lifting eye for easy transport and security on the jobsite... Read More

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