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Best Power Inverters for Sump Pumps in 2022

From budget to fully automated inverter chargers. Here are the top sump pump power inverters that you can purchase today.

Are you among the millions of homeowners who are worried that their basements will be flooding the instant the lights are turned off? Have you considered an alternative pump, but found there isn't enough room in your pit? Perhaps you have room but you found the pumps to be too fragile for your requirements? If that's the case, you've arrived at the right place.

We'll talk about the possibility that a gadget could be what you require to resolve your issue power inverters. We'll go over how they function and what you should look for when selecting one and the best way to install one. I'll also discuss the top models on the market today that are specifically made to do the job, and will not stop working when the pump is running. These power inverters are among the top for performance, functions as well as price, and will save your from spending thousands of dollars for repairs to water damage.

PumpSentry 822PSPumpSpy BackupAIMS PICOGLF1250W
The best overallBest valueThe best features1200W (25A surge)1500W (21A surge)1250W (31A surge)Auto switch and 20A chargerAuto switch and 10A chargerAuto switch and 35A chargerEditor Rating: 4.9Editor Rating: 4.7Editor Rating: 4.6

How does a power converter operate?

A power inverter is a gadget which converts and amplifies 12V DC power contained in batteries into 120V AC electricity (the electrical power that comes from your outlets) that is the power a common sump pump requires. The ones designed for use with sump pumps typically come with a transfer switch as well as a charger that allows for the an automatic running of the pumps. When power is shut off and the switch switches the energy source from the power source into the battery, allowing the pump to function. When the power comes back the switch automatically switches back to normal, and the charger works its magic.

Do you think this is similar to an UPS for sump pump?

A power inverter can be described as an UPS for sump pump. However, unlike a UPS you can make use of an extra, larger capacity battery to the power to your sump pump that is perfect for long power outages.

Why should you use a power inverter instead of the power backup battery pump?

It is the most frequently asked concern that comes up regarding this.It's logical, the backup pump is less expensive and could serve as a substitute in the event that the main pump is damaged.However, the issue is that these pumps aren't able to be able to move enough water like the principal pump.It's fine when you only have a tiny amount of water flowing through but if you're dealing with an excessive amount it will cause the pump to drown and the basement will follow it.

Another reason is that you have a pit that is narrow set up.A second pump is likely to not be able to fit without the switch getting caught in.There's also the issue of the convenience.If you're not looking to spend the hassle of hiring someone , and you want an item that you connect and play with, this is the ideal.It won't require 10-trips to the store shop and you won't be tinkering around with pipes.

The most efficient power inverters for sump pumps.

1. SEC America PumpSentry 822 PS

The best inverter charger to use for sump pumps.

  • Capacity: 4.8
  • Performance: 4.8
  • Build: 5.0
  • Features: 5.0

Capacity: 1200W and 3000W surge.Power: Modified sine wave that is optimized for motors. Automatic transfer is yes Charger: 20A for: 1.5 HP pump (3/4 HP in 1622PS)

  • Pros
  • Fantastic build quality
  • Compact and sleek design
  • Included are batteries and battery cables
  • Cons
  • Pricey

If you're looking for a non alternative to basement flooding then a PumpSentry is what you require. It's an all-automatic inverter specially designed for sump pump use. It's everything that it has -- from its sleek aluminum appearance, the quiet operation and user-friendly interfaceis a glimmer of quality. It can do almost everything right.

There are some flaws, like the absence of an output that is pure sine wave which would've been ideal at this cost. However, to their credit they've tried to improve it in order to improve it. Price is the main issue, the price can be as high as two pumps, which means that not everyone will be capable of paying for it. However, I like to imagine it as insurance, where I'll be required to shell out a little more to ensure security. The difference is that I won't be required to first take a loss before making a claim.

2. PumpSpy Sump Pump Inverter

The best value for money alternative

  • Capacity: 4.8
  • Performance: 4.9
  • Build: 4.7
  • Features: 4.5

Capacity: 1500W, with 2500W surge Power: Pure sine wave Auto transfer: Yes can run at 10A up 3 HP pumps

  • Pros
  • Less expensive than the PumpSentry
  • Pure sine wave energy
  • Capacity for running at higher capacity
  • Cons
  • Slow charging

If you're interested in using an inverter, but you don't want to pay the high cost of PumpSentry then you must check out PumpSpy Sump Pump Inverter. It seems to have the same specifications similar to the popular Raybend sump pump inverter , which is no longer in stock. Comparatively to PumpSentry Inverter, this one is less expensive and is capable of powering bigger pump models (up up to 3 HP) using the pure sine wave energy. This means that the power supply is identical to that straight from your outlet, making sure that the pump operates smoothly and quietly that will allow it to last longer.

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The downside is the slower charging speed, which is about half the speed of that of the PumpSentry which is 10amps. It's a bit disappointing, but might be an issue as it's not a back-to-back power failure or an extra battery (which is something you must have) can aid. Also, it does not have as long of a record however, many are considering it due to the potential savings and the slightly improved performance. From what we've observed most are very happy with their decision.

3. AIMS PICOGLF1250W Green

Inverter charger with the best features for sump pumps

  • Capacity: 4.8
  • Performance: 4.7
  • Build: 4.2
  • Features: 5.0

Capacity: 1250W, with 3750W surge Power: Pure sine wave Automatic transfer is yes Charger: 35A Best for Pumps 1/2HP, and some 3/4 HP pumps.

  • Pros
  • Super high surge capacity
  • Clean power for longer pump life
  • Power-saving mode to optimize battery usage
  • Cons
  • Bulky

Its AIMS Power Inverter what you need to purchase if you are looking for the best features to run your sump pump.It generates pure, clean sine wave power of 1250W and 300% of increase.It's quite impressive even when compared with the PumpSentry.Additionally it also has a power saving mode.This can help conserve battery power by shutting off any unnecessary functions such as the fan.The pump will therefore have everything power needs.

The biggest weakness is its size.It's very bulky.It's likely that they needed to locate a space in order to generate all this power.It's somewhat more difficult to install.If you're ok with this, you'll have a powerful inverter available.

4. Tripp Lite PowerVerter APS1250

Quality build that is reliable

  • Capacity: 4.5
  • Performance: 4.5
  • Build: 4.8
  • Features: 4.7

Capacity: 1250W and 2500W surge. Power: Modified sine wave Auto transfer: Yes Charger 30A for: up to 1/2 HP pumps

  • Pros
  • Rugged quality
  • Affordable price
  • Faster charger for frequent power outages
  • Cons
  • The capacity of surges isn't as high.

If you're in search of an alternative to PumpSentry the PowerVerter APS1250 is on your list of. It can provide 1250W of power that is continuous for pumps with up to 1/2 horsepower. It also has a faster charger that is perfect for those who live in areas that has frequent power interruptions.

The PowerVerter APS1250 is a powerful power inverter that can be utilized for various applications. It's not as impressive as it seems. This is because that it doesn't have the right features which make the PumpSentry the expert in its field and unique product, stand out. One of them is the lower surge capacity , which could be extremely beneficial for starting inductive loads , such as sump pumps.

There's a reason however, for this to be selected as the second most excellent model -- it's excellent quality. The fact that it comes from a reputable manufacturer of power solutions could be the reason. So , if you're looking to save money and have a more softer pump to start, this model is ideal for you.

5. WZRELB Power Inverter

Pure sine wave, non-automatic inverter that is ideal for areas with low-risk.

  • Capacity: 4.9
  • Performance: 4.8
  • Build: 4.2
  • Features: 4.0

Capacity: 2000W with 4000W surge The power:Pure sine wave | Auto transfer: No | Charger: No

  • Pros
  • High-running and capacity for starting
  • Included are battery cables and fuse
  • Power supply that is clean and reliable for a long-lasting pumps
  • Cons
  • Draws 1.5A when it is in standby
  • Not automatic

If you are able to live without the auto switch or charger The WZRELB Power Inverter an excellent option. With its pure sine wave power output of 2000W it will provide enough power to operate a sump pump and several other appliances in addition. It's a lifesaver in the event of a disaster. While it doesn't have the ease of use you can get from other options, it compensates the difference with more capacity, pure sine wave, and at a price that is much lower.

6. Energizer 2000 Watts Power Inverter

A low-cost inverter from a reputable brand

  • Capacity: 4.9
  • Performance: 4.5
  • Build: 4.2
  • Features: 4.0

Capacity: 2000W with 4000W surge Energy:Modified sine wave Transfer auto: No | Charger: No

  • Pros
  • Fantastic capacity for a sweet price
  • Includes batteries and battery cables
  • Two years of warranty
  • Cons
  • Not automatic

From a trusted brand of batteries is this low-cost power inverter. This Energizer power inverter can produce 1000W to 4000W in continuous surge power, respectively. It's made with the same high-quality as their other products, and comes with two-year warranty. It's not a pure sine wave , and it's not auto, but for those who are able to live with it you'll be satisfied with this.

7. AIMS Power 3000 Watt 24V Pure Sine Inverter Charger

The ideal inverter charger with 24V is for those who require more power

  • Capacity: 5.0
  • Performance: 4.9
  • Build: 4.3
  • Features: 5.0

Capacity 3000W plus 9000W of surge The power:Pure sine wave | Auto transfer:Yes | Charger:40A

  • Pros
  • Very powerful power output
  • Clean power is also something you can make use of for electronics
  • Doubling the power, and half the current
  • Cons
  • Pricey
  • Huge

A higher voltage can be beneficial in many situations. Particularly when you have larger demands. AIMS is back with an unadulterated sine wave inverter capable providing up to 3000W in power. Ideal for larger pumps and several other appliances within your home. This is a niche market, but it's not suitable for every person. With this type of capacity, users prefer the generator. If you're in search of peace and tranquility, however this is the best option.

What are the things to look for when buying the power inverters used for sump pumps?

The majority of people don't know about power inverters, so we've set the following five essential points to be aware of when picking one.

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1. Capacity What number of watts(W) will you require?

The first thing to think about is whether it is able to run the pump. It's not worth buying an inverter which overloads at the moment the pump begins to run, flooding your basement. To avoid this problem, we'll go over the sizing process within the following section.

2. Power type: What is the difference between modified and pure sine wave?

Inverters generate different types of power. Pure sine waves are clean and comes with similar, or superior quality to the one coming from the outlet in your home. This makes the pump run better , which means an extended life. While it's beneficial but it's not necessary. Pumps aren't too complicated and don't typically come with sensitive electronics that could be damaged easily.

3. Build Why is it important?

You require a premium inverter that has an enclosed enclosure that is sealed and quality electronics, as we're anticipating humidity in the basement. If you use a cheap inverter, it could not just cause flooding, but could also be the risk for you and your family also.

4. Features: What is it that makes an inverter truly amazing?

The best inverters for sump pumps include automatic transfer switches as well as chargers that allow everything to be automated. In the event of a power failure the switch switches the energy source from the grid to the battery. The pump can then run as normal. Once the power is restored it changes the source and returns to the grid, and the charger works its magic.

5. Price What is too high?

There are plenty of inverters that meet all the criteria listed above, but they're not worth the money when they are priced too high. We searched for the models with the highest value for the cost and the options offered based on the features you're seeking.

How do you determine the correct size of an inverter to suit your pump

One way to tell whether an inverter is able to be used to run the pump is to determine current ratings.It's typically on the nameplate on the top of the pump.If you know the type of pump you have it is possible to search through the web.

Let's say that your pump is operating and the starting the current at 5A or 15, respectively.Add each one of them to 120V and you'll get 600W and 1800W in the end.It is necessary to locate an inverter above that is rated to handle this load.It's the PumpSentry 822 PS or the PumpSpy back-up inverter for instance, could be excellent choices.

How do you determine the right size for your battery?

If you own a 5A/120V pump, it will be about 600 watts. To get that amount of power at a tenth that voltage, 12V will require 10 times the energy at 50A. With the loss due to efficiency, you'll require 75AH battery in order for the pump to run continuously for one hour.

The best choice is the deep cycle batteries. It is best suited to the characteristics of load in sump pumps. Avoid using car batteries because they're not appropriate for the job. Also, ensure that the cables you use are designed to handle the current that flows through them. The manufacturer will usually state the recommended dimensions in the instruction manual.

How to install an inverter for a sump pump

Installing a power inverter on your pump is a breeze however, you should always consult for help from a professional if you're not sure.Depending on the brand the procedure can be done in just a few steps.

  1. Choose a dry and ventilated space that is a couple of feet away from the sump pit, where you can install the sump pit.
  2. Put the battery inside a box to ensure it is safe.
  3. Turn off the inverter's switch.
  4. Connect the red (positive) battery cable to the its red terminal and connect the black (negative) batteries to black terminal.
  5. Connect the pump to any outlet inside the inverter.
  6. Connect the inverter plug into at least one at the AC outlets at your home.
  7. Switch the inverter on.
  8. Check the system by disconnecting the inverter to the outlet (simulating the power failure).


The use of power inverters in sump pumps is a smart option, especially in terms of convenience. Without having to call a plumber or touching your face, you can get the advantages of an inverter that protects your home from flooding when power is out.

It's not as well-known in the same way as batteries backup pumps, but increasing numbers of people are beginning to switch to them -particularly those who have huge floods. It may cost more, but the advantages are generally worth the expense. However, you don't need to decide between the two. If you're looking for an effective and comprehensive security system, you can mix the strengths of both to counter weaknesses.

If you're looking for the most powerful power inverter that you can buy then take a look at this model: PumpSentry. It's not difficult to get it when you use it, and lots of homeowners are comfortable with it. However, if the initial cost isn't for you then you can also consider the PumpSpy is a good alternative.

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