PREDATOR 4550 Inverter Generator Reviews: Is It Worth It?

If you’re someone who’s been looking for a reliable generator for your RV, home, or even outdoor adventures, then you’ve probably come across the Predator 4550 Inverter Generator.

I’ve personally had the opportunity to use this generator, and I can’t wait to share my experience with you. In this review, I’ll walk you through everything—from why I bought it to the pros, cons, and tips for maintaining this workhorse.

I’ll even give you my thoughts on how it stacks up against other generators.

Why I Chose the Predator 4550 Inverter Generator?

I live in an area where storms are pretty frequent, and power outages happen more than I’d like. After one particularly brutal storm, I knew I needed a reliable generator to keep my essentials running.

The Predator 4550 came highly recommended for its clean power output, efficiency, and ability to run sensitive electronics like my laptop and smartphone without frying them. This generator seemed like a good balance of power and portability, so I took the plunge.

  • First Impressions And Performance
PREDATOR 4550 Inverter Generator

When the generator arrived, I was impressed by its sturdy build and heavy-duty steel frame.

Despite its solid appearance, it wasn’t too heavy to handle, which was a huge plus. I could easily carry it to my backyard, where I planned to use it.

Setting it up was straightforward, and I really appreciated the clear instructions, especially the part about how to adjust it for higher altitudes (since I’m about 6,000 feet above sea level).

I’ve used it multiple times for various purposes—during power outages, on camping trips, and to power a few tools around the house.

Every time, the Predator 4550 started easily, usually within three pulls, and ran smoothly for hours.

One of the most significant tests came when we lost power after a massive storm. I was able to keep the refrigerator and a small AC unit running without any issues. The runtime easily surpassed 8 hours, which was a lifesaver!

Pros of The Predator 4550 Inverter Generator

PREDATOR 4550 Inverter Generator
  • Easy Start: In my experience, one of the standout features of the Predator 4550 is how easily it starts. The pull start is light, and even in cold weather, I didn’t struggle. Compared to other generators I’ve used in the past, this one feels like a breeze to get going.
  • Quieter Operation: At only 64.6 dB, the generator is quieter than most traditional generators. When I used it during camping trips, we didn’t have to shout over it, and the noise level was low enough that it didn’t disturb neighbors or wildlife. When placed on the back porch, I could barely hear it inside my home. It’s ideal for RVs and outdoor use because the noise level is easy to live with.
  • Impressive Runtime: With the Predator 4550, you’re looking at up to 16 hours of runtime at 25% load. This was incredibly useful during a power outage. The fuel efficiency really kicks in when you run smaller appliances, thanks to the built-in Electronic Speed Control Mode (ESC), which optimizes performance and saves fuel. I was able to stretch out the runtime significantly without worrying about constantly refueling.
  • Portable and User-Friendly: I found the weight to be manageable for what it offers in power. Plus, with the integrated fuel gauge, monitoring fuel levels was as easy as glancing at the tank. It also has handy features like low oil, overload, and output light indicators, which add to the user-friendliness.
  • CO SECURE® Technology: Safety is crucial when running a generator, especially if you’re using it in less ventilated spaces. The CO SECURE® technology automatically shuts the generator down if harmful levels of carbon monoxide are detected. It’s one of those features that gives you extra peace of mind, especially when you’re running it overnight.
  • Perfect for Sensitive Electronics: Thanks to its pure sine wave inverter technology, this generator can safely power sensitive electronics like laptops, smartphones, and TVs. I’ve used it to charge my phone and laptop while running the fridge, and everything worked perfectly with no hiccups.

Cons of The Predator 4550 Inverter Generator

  • Not Ideal for Large Appliances: While the generator handles most tasks pretty well, it does have its limits. If you’re planning on running heavy-duty appliances like large air conditioners or multiple large appliances at once, this might not cut it. During the summer, it managed small AC units, but struggled with larger systems.
  • Limited Parallel Ports: If you’re looking to double the power output by running two Predator 4550 generators in parallel, you’ll need an extra adapter, which doesn’t come included. This can be a downside if you’re trying to power an entire house during a prolonged outage.
  • Price: While I feel the Predator 4550 offers good value for what it does, it’s not the cheapest generator on the market. If you’re on a tight budget, this might feel like a stretch, especially when there are other options available with similar specs. That being said, you do get what you pay for in terms of performance and reliability.

Tips For Your Predator 4550

Like any piece of machinery, proper maintenance is key to getting the most out of your Predator 4550. I’ve followed these simple tips, and so far, it’s been running like a champ.

PREDATOR 4550 Inverter Generator
  1. Check the Oil Regularly: Make sure you’re always running the generator with the proper oil levels. The unit takes around 20 ounces of oil. I recommend checking the oil before each use and changing it after every 100 hours of operation, or as directed in the user manual.
  2. Clean the Air Filter: A dirty air filter can reduce performance and increase fuel consumption. I clean mine after every significant use, especially if I’ve been running it in dusty or outdoor environments.
  3. Run It Monthly: To ensure your generator stays in top shape, it’s a good idea to run it at least once a month. This keeps the parts lubricated and ensures there’s no build-up of stale fuel.
  4. Fuel Stabilizer: If you’re storing the generator for a while, consider using a fuel stabilizer to prevent the gasoline from going bad. This will make sure the engine fires up easily when you need it most.

How The Predator 4550 Stacks Up Against Other Brands?

When I was shopping for generators, I compared the Predator 4550 with a few other popular models. Here’s how it measures up:

  • Predator 4550 Vs. GENMAX Generator
GENMAX Generator

The GENMAX 3200i is a popular option among lightweight, portable generators.

It comes in at a much lower weight than the Predator 4550, making it a favorite for those who prioritize portability.

The GENMAX is perfect for light tasks like powering a few small devices or running sensitive electronics.

However, it doesn’t quite pack the same punch as the Predator 4550, which has significantly more starting and running watts.

If you’re like me and need more power for home essentials or RV use during an outage, the Predator 4550 will serve you better in the long run.

In terms of noise, the GENMAX is slightly quieter than the Predator 4550, but the difference is minimal. Where the Predator 4550 outshines the GENMAX is in its rugged build and longer runtime, which is crucial for those prolonged power outages or extended outdoor adventures.

  • Predator 4550 Vs. Predator 5000 Generator
Predator 5000 Generator

The Predator 5000 is another option worth considering if you need more power for heavy-duty tasks.

It provides more wattage than the 4550, making it suitable for running larger appliances, including air conditioners or multiple large tools at once.

However, the trade-off is in fuel efficiency and noise.

The Predator 5000 is louder and burns through fuel faster compared to the 4550, which has the added advantage of Electronic Speed Control Mode (ESC) for optimized fuel use.

Another factor to consider is portability. The Predator 5000 is heavier and bulkier, making it less ideal for camping or RV trips. If you need the extra power for job site use or want to run multiple appliances simultaneously during an outage, the Predator 5000 might be a better fit.

But for everyday emergency use or lighter tasks, I found the Predator 4550 to be more than sufficient, with the added benefit of being quieter and more fuel-efficient.

  • Predator 4550 Vs. Predator 9500 Inverter Generator
Predator 9500 Inverter Generator

Now, if we’re talking pure power, the Predator 9500 Inverter Generator blows the 4550 out of the water.

It’s designed for serious power needs, making it ideal for those who want to run multiple large appliances, including high-wattage tools or HVAC systems, all at once.

However, the Predator 9500 comes with a much higher price tag and is significantly bulkier and heavier. It’s also not as fuel-efficient for smaller, everyday tasks.

Where the Predator 4550 has the upper hand is in portability and practicality for smaller-scale power needs.

I don’t often need the massive output of a generator like the 9500, so the 4550 suits my regular power needs perfectly without being overkill.

Additionally, for camping trips or RV use, the Predator 4550 is much easier to transport and store compared to the heavy-duty 9500.

Frequently Asked Questions (FAQ)

How quiet is the Predator 4550 inverter generator?

The Predator 4550 operates at around 64.6 dB, which is quieter than most conventional generators. This makes it ideal for camping or RV use where noise might be a concern.

What are the cons of an inverter generator?

Inverter generators tend to be more expensive upfront compared to traditional generators. Additionally, they might not provide as much power for larger appliances or heavy-duty tasks.

How much does a Predator inverter 4550 weigh?

The Predator 4550 weighs approximately 90 pounds, making it relatively portable for its power output.

How much oil does a Predator inverter 4550 take?

The generator requires about 20 ounces of oil. Always check the oil level before running the unit and replace it according to the manufacturer’s recommendations.

Conclusion: Should You Buy The Predator 4550?

If you’re looking for a reliable, fuel-efficient generator that can handle sensitive electronics and run for long hours, the Predator 4550 is worth considering.

While it may not handle large air conditioning units or multiple large appliances simultaneously, it excels at providing consistent power for everyday needs. Whether you’re using it for camping, RV trips, or emergency power outages, this generator won’t let you down.

I recommend checking Harbor Freight for competitive pricing and their return policy if you’re interested in this model.

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