Among the many 4500 watt generators there is the Pulsar PG4500iSR. Find out whether it is the right choice for you in this review.
Pulsar PG4500iSR review in short
In terms of features, the Pulsar PG4500iSR looks like a decent 4500 watt generator for things like RV camping.
However, with how common technical issues are, you likely want to go for one of the great alternatives available.
For example, the Westinghouse iGen4500 is better than the Pulsar PG4500iSR in most of the relevant areas.
You can also check out the rest of our reviews of the best 4500 watt generators.
Pros
- Good fuel efficiency
- Remote generator operation
- Long run time
Cons
- Good amount of technical issues
- Somewhat loud for a 4500 watt generator
- Customer support can be better
If you decide to invest in the Pulsar PG4500iSR, you can use it for purposes like:
- RV or regular camping
- Small businesses like food trucks
- Tailgating
- Running certain power tools
Pulsar PG4500iSR performance in important categories
Besides the quick review with the pros, cons, and uses it can be helpful to see how the Pulsar PG4500iSR performs in a variety of important categories.
| Performance Category | Pulsar PG4500iSR Score* | Performance Category | Pulsar PG4500iSR Score* |
|---|---|---|---|
| Power Capacity | 7 | Fuel Efficiency | 9 |
| Run Time | 9 | Ease Of Use | 8 |
| Quiet Operation | 8.5 | Portability | 7 |
| THD | <3% At 50% Load | Price Category | $$ |
| Reliability Reputation | 5.5 | Overall Expert Rating | 6 |
| Current Price | Check Price |
Individual reviews compare the specific model to portable generators in general and sometimes scores are based on customer input
Pulsar PG4500iSR review table of contents
Pulsar PG4500iSR key features
Figuring out whether the many generators are good enough for you can feel confusing with all the different features they have.
However, it is helpful to know that often a few key features are enough to review whether the Pulsar PG4500iSR would be good enough for your situation.
| Feature | Pulsar PG4500iSR Detail |
|---|---|
| Fuel Type | Gasoline |
| Starting Watts | 4500 Starting Watts |
| Running Watts | 3700 Running Watts |
| Run Time @50% Load | 11 Hours |
| Noise Levels | 64 dB |
| Outlets | (1) 120V 30A TT30R RV Outlet, (1) Duplex Of 120V 20A 5-20R Outlets, (1) USB Port, (1) 12 VDC 8A Outlet |
| THD | Less Than 3% At Half Load |
| Warranty* | 3 Years Limited Warranty |
| Price Category** | $$ |
| Check Current Price |
*Warranties can vary from seller to seller
**Price category at the time of writing
What can the Pulsar PG4500iSR run?
Since you get a generator to power certain devices, what the Pulsar PG4500iSR will run is one of the biggest questions in your decision.
In terms of general guidelines, generators like this can typically run a nice number of small to medium-sized appliances and tools.
Some of the biggest things the Pulsar PG4500iSR will be able to run (individually) include a window air conditioner (15,000 BTU), a 1 HP air compressor, and a 1/2 HP furnace fan.
If you want to get more specific and be more certain you want to look at the starting and running watts of the Pulsar PG4500iSR and the devices you intend to use.
For example, since the 1000 starting watts (and 200 running watts after) of a refrigerator are less than the 4500 starting watts (and 3700 running watts) of the Pulsar PG4500iSR you should be good to go.
Keep in mind that electrical devices, even within the same category, can vary a lot in watt requirements.
Pulsar PG4500iSR customer reviews insights
If you only look at the features of the Pulsar PG4500iSR in this review, it looks like a decent 4500 watt generator.
However, it is important to know that the actual generators you get are sometimes not as good as the specifications imply.
This is actually the case for the Pulsar PG4500iSR. The customer reviews of this generator are not that positive compared to similar alternatives.
While the exact parts that are lacking vary, the general tendency is that customers have issues with the Pulsar PG4500iSR relatively often.
Additionally, customers mention that support is not that helpful for resolving these issues. Even when the generator is technically still within the warranty duration.
I typically let negative experiences like this play a big role in the overall generator score since you want your machine to actually work.
Especially if you intended to use your Pulsar PG4500iSR as backup power.
Pulsar PG4500iSR alternatives
Luckily the experiences customers have with the Pulsar PG4500iSR are not the standard for reviews.
There are alternative 4500 watt generators that make people a lot happier.
At the time of writing, the top Pulsar PG4500iSR alternative for things like RV camping, tailgating, and powering tools is the Westinghouse iGen4500.
If you want a generator with a reliability reputation that is just a bit better, for example as backup power, the Champion 200988 4500 DF can be the right choice.
You can also check this more in-depth comparison between the Pulsar PG4500iSR and the Westinghouse:
Is the Pulsar PG4500iSR worth it?
When it comes to features and price alone, you could consider this 4500 watt generator from Pulsar if there were no alternatives.
That being said, the market for 4500 watt inverter generators is relatively high-quality and the Pulsar PG4500iSR reviews are just not that positive.
These things make it so the Pulsar PG4500iSR is likely not worth it for you. At least not compared to the other generators available.

Other Pulsar PG4500iSR specifications aka specs
There are also other Pulsar PG4500iSR specifications that I did not mention in this review yet.
If they happen to be important for your needs and situation, you can find them in the table below.
Additionally, the Pulsar PG4500iSR user manual offers even more details about what you can expect from this 4500 watt generator.
| Specification | Pulsar PG4500iSR Detail |
|---|---|
| Voltage | 120 Volts |
| Portable | Yes |
| Fuel Tank Capacity | 3.2 Gallons |
| Fuel Efficiency (kWh Per Gallon) | 6.359 |
| Outlet Covers | Yes |
| Engine Displacement | 224cc |
| Recoil Pull Start | Yes |
| Electric Start | Yes |
| Low Oil Shutdown | Yes |
| Fully Enclosed Design | Yes |
| AC Frequency | 60 Hz |
| Remote Start | Yes |
| Built-In Digital Smart LCD | No |
| Hour Meter | No |
| Fuel Gauge | No |
| Wattage Meter | No |
| Run Time Remaining | No |
| Engine Type | 4 Stroke |
| Remote Generator Operation | Yes |
| Parallel Ready | Yes |
| Wheels | Yes |
| CO-Minder | No |
| Country Of Origin | Not Mentioned |
| Dimensions | 26″ L x 19″ W x 21″ H |
| Weight | 102 lbs (46.3 kg) |
| Check Current Price |
Pulsar PG4500iSR FAQ
How long will a Pulsar PG4500iSR run?
A Pulsar PG4500iSR will last about 11 hours on a full tank at 50% of its rated load.
How much oil does a Pulsar PG4500iSR take?
The Pulsar PG4500iSR has an oil capacity of 21.98 fluid ounces or about 0.65 liters.
How many decibels is a Pulsar PG4500iSR?
A Pulsar PG4500iSR has noise levels of about 64 decibels.
