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Customer reviews for Generac 7723 iQ3500 Portable Inverter Generator for
Generac 7723 iQ3500 Portable Inverter Generator
4.4 out of 5 stars
stars359 ratings359 reviews
  1. 5 stars67% (241)
  2. 4 stars19% (67)
  3. 3 stars7% (25)
  4. 2 stars2% (6)
  5. 1 star6% (20)

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Showing 71-80 of 359 reviews
May 7, 2019
Paul55
5 out of 5 stars review

Great product and value in a small generator

Purchased Generac IQ2000 in an emergency situation as we had lost power to our house and expected outage was 4 days. We had no generator. From the box the Generac started right up and ran for four full days, burned 10 gallons of gas. Powered our refrigerator and deep freeze in our house, alternating with our shop to keep another refrigerator and freezer going. Did not loose any product! Worked awesome with no problems. Would recommend to others to purchase. Will also use while camping and other needs as they arise now that we have a generator.

Review from generac.com
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Jan 19, 2024
NoWheels
3 out of 5 stars review

Shipping Weight: 74 LBS. Add Fuel: Apx. 90 LBS. - NO WHEELS

I haven't taken my GP3500iO out of the plastic yet, because I am looking everywhere for a wheel kit. No wheel kit. Generac apparently does not offer one. Unbelievable. If you plan to move your Generac GP3500iO around your property, plan to have a couple of hired hands to help you move it. Thanks, Generac. My first experience with you is "Buyer beware".

Review from generac.com
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Apr 19, 2025
salmans1_5709
5 out of 5 stars review

Dual fuel awesome

[This review was collected as part of a promotion.] I’ve been using the Generac iQ3800 Dual Fuel Portable Generator for a while now, and I’m really impressed with how easy it is to operate. The push-button start works flawlessly, and the design makes it super portable with the built-in handle and wheels. It’s definitely built to last—feels very durable and reliable. I also appreciate the Economy Mode to help save fuel, and the LED display makes it simple to monitor everything. Great generator for both work and outdoor use!

Review from influenster.com
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Feb 2, 2025
Max and Rio
5 out of 5 stars review

GENERAC 3500 IO

I purchased the 3500 IO back in 2020 in Texas. To date I have 7558.7 hours on the unit, it went through the Big Freeze in Texas, kept my neighbors homes heated during power outages. This unit has had the oil changed every 250 hrs (30W), Lucas upper cylinder gas additive occasionally, a new pull cord at 5800 hrs and a yearly plug change. I recommend this unit for all your uses up to 25 amps, it hasn't let me down. Great unit

Review from generac.com
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Apr 21, 2025
nemog2_5091
5 out of 5 stars review

Quite and powerful

[This review was collected as part of a promotion.] Great generator... super quiet and very efficient. It is a little heavy, Runs great, quiet, well made. Be very careful to follow the starting instructions in the operators manual and you will be happy . This generator is so easy to start, and it's so quiet while running. . Never worry about a storm or power outage again. What a quality generator by Generac!!

Review from influenster.com
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Sep 6, 2017
SeymourBraaap
5 out of 5 stars review

Sweet Little Gen!

I have used this for power loss during a hurricane, tailgating, and camping. This unit starts every time with little to no effort. It is very quiet and it is strong. During the last hurricane I ran my TV, router, cable box, fans, and lights with this bad boy! I highly recommend it.

Review from generac.com
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Jul 6, 2021
Eric
5 out of 5 stars review

Very Quiet As Advertised

I purchased this for the same reason as many others. I wanted a reliable power supply for my travel trailer. I also wanted something quiet so others wouldn't be annoyed at camping areas. Set up was simple. Connect the battery, put in the oil and gas and it is ready to go. Started right up and ran smooth and quiet. However, while running, I heard a slight vibration noise that didn't sound normal. After a little investigation I saw that one of the standing frame supports was cracked where it mounts to the base of the unit. (Access door side on the left) I'm certain this is not a manufacturing flaw, rather something that happened during the shipping process. I called the Generac customer support number (On a Saturday during a holiday weekend) and spoke with a very nice woman named Linda. She registered my product and informed me that this is something that would be covered under the warranty. She was able to get me in contact with a local authorized repair shop. I have since contacted them and they have the replacement part on order. Service after the sale is extremely important. I was pleasantly surprised how smooth this process has been to get the repair done.

Review from generac.com
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Apr 3, 2024
Jordan1
1 out of 5 stars review

Customer Service and Warranty issues

I bought this generator after doing my research and wanted to get one with a great warranty and a company that would stand behind their product. I got neither. Long story short had an issue with the generator after initial break in process. Oil was coming out of the top end and most places where it shouldn’t be, I have it well documented. Took it in to certified retailer to get warranty work done and Generac refused to pay for a dime. I have had issues contacting their customer service reps and so on.

Review from generac.com
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Mar 25, 2022
TK
5 out of 5 stars review

Tickled pink!! This generator is awesome!!

Just bought this generator and I am so pleased. It is exactly as described. Runs my whole camper 13,500 BTU AC all lights etc. Runs nice and quiet. For the money I haven't seen a better product on the market. Comes with all you need to get started including a funnel to put the oil in the generator. I invited my neighbor over to check out my new generator for camping and he's already left to go order one online like I did. I'll come back and update this review after a few months of use and let you know if I am still happy with this generator. Thanks Generac for what I believe is going to be an awesome generator from what I have seen thus far.

Review from generac.com
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Sep 19, 2017
MarkCarol74
5 out of 5 stars review

Made life without power during the huricane considerably more tolerable.

This generator was a blessing. We went from oil lanterns and flashlights to lamps, fans,and TV. We were also able to cook a hot meal with our electric fry pan and pot. The general 2000 started with first pull and was quiet enough for our 3 year old grandson to sleep comfortably. This was a wise investment for a premium quality generator.

Review from generac.com
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