Solar inverters are essential components of any off-grid solar system. These units store generated energy and provide you with it when you need it.
And believe it or not – owning a solar-powered inverter is cheaper than straight solar power in the long run. Doesn’t that like sound like a great deal?
Discover how these solar inverters can work for you! With our top picks for the best off-grid solar power inverters, you can power all your electrical appliances without a single trouble.
Continue reading to find the best option for your needs!
TOP PICK   | Samlex Pure Sine Wave Inverter Samlex Pure Sine Wave Solar Inverter is an excellent choice for all looking for off-grid inverters; camping, RV life, off-grid cabins, to charge laptops, fridges, and much more. The unit is very quiet during operation, and it has low interference, so it won't disrupt the interception of radio, TV, and audio. While Samlex can be a bit tricky to install (as are all), you can choose from 4 different sizes: 300, 600, 1500, and 2000Watts. What's more, the inverter comes with a built-in fan and it's FCC-approved (meaning, it meets regulated limits for ionizing radiation.). Overall, this inverter is a solid unit with clean AC pure sine wave output. For best results, go for the one that's a size bigger than you think you need. |
What is An Off-Grid Inverter?
Ever thought about lowering your energy bill by living off-grid? Well, you would need a solar battery and solar panels. However, for this to work, you also need an off-grid inverter (and make sure not to waste energy).
You see, your solar panels store all this energy they get from the sun. The power they get is referred to as “DC,” which, unfortunately, is not compatible with your electrical appliances at home.
So how can you get around that? You need an off-grid inverter. Simply put, this unit takes your DC power and converts it into AC power so that you can run your electrical appliances.
And that’s why we’re looking at top solar-powered inverters today; to help you save energy and make the most of your off-grid solar system.
Best Off-Grid Solar Power Inverters 2021
1. Samlex Series PST-300-12 Inverter – Best Overall
Highlighted Features
- Silent operation
- Built-in fan
- Low interference
- FCC approved
After going through countless inverters, we’ve concluded that our top pick is this unit from Samlex America. It is the most efficient inverter we’ve come across thus far.
One nice thing about this unit is how quiet it is. In fact, there’s a high chance you won’t notice that it’s running. Like a Tesla – it doesn’t even buzz.
This unit also comes with a cooling fan. This means that you can run it as much as you want and never worry about it getting too hot. This also makes handling a no-brainer.
And finally, it also comes with a special system designed to protect it from electrical damage. YOU WON’T HAVE TO WORRY – EVER!
Pros
- Prevents overheating
- Rated at 600W
- No voltage drop
- Short circuit protection
Cons
- It’s tricky to install
2. Renology 1000W 12V – Best for Stability
Highlighted Features
- Harmonic distortion protection
- Built-in fans
- Quiet operation
- LED indicators
Need system packages with batteries? Then you’ll need this inverter from Renology. If there’s one thing they are good at is making inverters.
The most noticeable feature of this unit is that it comes in various size options ranging from 700, 1000, 2000, and 3000 watts. THAT’S AWESOME!
This model is also pretty stable and long-lasting. It doesn’t feel like one of those cheap knock-off models. In fact, it has a system that prevents voltage distortion. This means that your power won’t fluctuate as you’re watching TV or powering up your desktop PC.
Pros
- Runs without interference
- Fans cool it down
- Super easy to use
- Compact design
Cons
- It’s challenging to set up
3. Renology 3000W 12V – Best for Smooth Operation
Highlighted Features
- Built-in alarm
- Quiet operation
- 3000 watts
- Built-in USB port
This model from Renology is the third-best solar inverter. Admittedly, it is more expensive than the previous one, but here’s the thing: it gets the job done.
This is a more powerful option as it is rated at 2000W. But if that’s not enough, you can choose the 3000W version.
Similar to the previous version, it runs like a charm. It prevents voltage interruption, so you won’t be annoyed by the constant power fluctuation.
And finally, if there’s a problem with the unit, it will let you know by turning on the built-in LED light.
Pros
- Easy to set up
- Decreases conversion loss
- Clean and smooth performance
- Lights up when there’s a problem
Cons
- A bit pricey
4. Giandel 24V pure sine wave power inverter – Best for Efficiency
Highlighted Features
- Rated at 3000W
- Built-in cooling fan
- Sturdy design
- LED display
For those folks that need a compact and efficient power inverter, Giandel got your back. It is one of the most well-known brands in the market.
One thing to know about this model is that there two versions. So first, we got the 3000W 12V version and then the 3000W 24V model.
You should also know that this model is pretty durable. For instance, this unit is designed to withstand overload and short circuits, making it an excellent choice if you live in an area with constant power outages.
And last but not least, this unit includes a cooling fan to reduce excessive heat. And, it is pretty quiet when running.
Pros
- Beginner-friendly interface
- Holds up pretty well
- Smooth operation
- Overload protection
Cons
- Poorly placed mounting holes
5. WZRELB 2000W Pure Sine – Best for Overload Protection
Highlighted Features
- LED display
- Overload protection
- Dual US outlets
- 2000 watts
This is a sturdy 2000W power inverter, which features 4000 watts of peak energy. This means that this an excellent choice for living off-grid.
Like previous options, this model features a cooling fan to decrease high temperatures. This comes in handy since these units can quickly overheat.
Besides, consumers have expressed that this unit runs smoothly. So, you shouldn’t worry about your power flickering.
As far as the installation goes, we’d say it’s relatively simple. It barely takes any time, and they included everything you need.
Pros
- Runs smoothly
- Consistent power
- Shows power in real-time
- Durable design
Cons
- Not as durable as other options
6. Giandel 24 Volt – Best for Ease of Use
Highlighted Features
- Built-in LED display
- Short circuit protection
- aluminum alloy housing
- AC dual outlets
When it comes to reliability, you can’t beat Giandel. This model made by this brand is one of the most efficient, affordable, and durable power inverters on the market.
With a maximum capacity of 2000 watts, this is an excellent purchase for those folks that need to power several appliances at home. However, this unit comes in one size, unlike the previous models we’ve covered.
Despite this, this unit does a pretty good job of preventing overload.
This unit is also easy to use and keep track of the power. This is thanks to its built-in LED display, which allows you to view the power in real-time.
Pros
- Easy to set up
- Smooth operation
- Doesn’t make any noise
- Compact design
Cons
- Readings are a little bit inaccurate
7. Edecoa 3500W DC 12V Inverter – Best for Smooth Operation
Highlighted Features
- 3500 watts
- Multi-voltage protection
- Quiet operation
- Reverse polarity
We put it in last, but it’s one of the best. In fact, this is a well-made power inverter with over 400 ratings (so that’ll give you an idea of how GOOD it is).
One thing we can safely say about this unit is that it gets the job done. It runs smoothly at all times and doesn’t feel like it’s going to stop any time soon.
In terms of durability, we believe this one to be one of the most durable options for any homeowner. To make it even better, you can enjoy an automatic voltage regulation that keeps electrical damage off your mind (NO WORRIES IN THE SLIGHTEST).
Pros
- Continuous power
- Easy to set up
- Displays power
- Safety protection
Cons
- Poor customer service
Different types of off-grid power inverters
Having a little bit of trouble choosing between a pure sine wave and modified sine inverters? Here’s a short comparison:
Pure sine wave
Pure sine wave inverters are way more expensive than modified sine wave inverters. However, if you want to power up several electrical appliances, you’ll need a pure sine wave inverter.
Modified sine wave
Modified sine wave inverters are pretty cheap and tend to work great for those folks who want to power a few electrical appliances. However, you can only do so much with it.
This model is not suitable for large applications. Instead, you will need a pure sine wave inverter.
Frequently Asked Questions (FAQs)
For more information about inverters, check this out:
Can solar panels work without an inverter?
Yes! You can run your solar panels without an inverter. The problem: unless your home runs off of DC, it won’t work. Your house runs off of AC, which means that you need an inverter to convert DC to AC.
What kind of inverter do I need for off-grid?
If you want to live off-grid, get a pure sine wave. If you’re going to power a few appliances, get a modified sine wave inverter.
What is the best off-grid solar system?
We think that the best off-grid solar system is the Samlex Series PST-300-12 Inverter. It is by far the most efficient, reliable, and well-made inverter we’ve come across.
So if you’re planning on living off-grid and don’t have much money to spend, this will allow you to start your new lifestyle.
What’s the difference between hybrid inverter and grid tie inverter?
The most significant difference between the hybrid inverter and the grid-tie inverter is that the hybrid version has a battery backup, unlike the grid-tie inverter.
This is quite problematic if the power ever goes out since you’d have no way of powering up your electrical appliances.
What’s the difference between off-grid and on-grid inverters?
On-grid means that you’re connected to your utility power grid. On the other hand, the off-grid system means that you’re getting energy from your solar panels to power your house.
What are the Best Off-Grid Solar Power Inverters in 2021?
Choosing the best solar inverter can be time-consuming, and sometimes you might not get anywhere despite all your research. That’s why I compiled a list of top solar inverters for off-grid to help you choose. The brands listed above are all reputable and reliable; you can’t really go wrong with any of them.
Still, if I had to choose one, I’d go with Samlex Pure Sie Wave Inverter. The inverter is very silent; it comes with a built-in fan and it’s an FCC-approved unit (meaning, it meets regulated limits for ionizing radiation.). Overall, Samlex is a solid unit with clean AC pure sine wave output. For best results, I recommend you choose a unit that’s one size (or two) bigger than you think you need.
If you’re looking for something even more powerful than Samlex, I recommend going with Renology Pure Sine Wave Solar Inverter. Unlike Samlex, which can only go up to 2000W, Renology comes with a 3000W option. This is a solid inverter that’s also quiet when in operation. It runs smoothly, without any interference, and it’s very easy to use. While it’s a bit tricky to set up (just like Samlex), the unit is durable and it’ll last a long time!
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