The Best Solar Batteries for 2022

Tim Hamlin
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Solar batteries are a great alternative to expensive gasoline generators that can damage the environment and put your home, health, and safety at risk.

That’s why it’s so important for you to know the best kinds of solar batteries available.

When you buy the right kind of solar battery, you can become independent of the power company. You may even be able to turn your home into a net producer of energy!

From lead acid to lithium batteries, there is something for just about everyone.

Did you know there are even smart solar batteries? Woodstream, Greenstation, and Smartbox to name just a few. These solar batteries can even tell you how much energy they produce over time. They can even be monitored over the internet!

This is one of the most critical choices a homeowner can make. So, let’s help you find the best solar batteries for your needs.

NameCategoryProduct
Battle Born LiFePO4 Deep Cycle BatteryBest OverallBattle Born LiFePO4 Deep Cycle Battery
ML35-12 – 12 Volt 35 AH SLA BatteryBudget PickML35-12 - 12 Volt 35 AH SLA Battery
Qty 4 VMAX V6-225: 6.2kWh 24V AGM Solar Battery BankUpgrade PickQty 4 VMAX V6-225: 6.2kWh 24V AGM Solar Battery Bank

1. Battle Born LiFePO4 Deep Cycle Battery

Our rating: 9 / 10

Battle Born LiFePO4 Deep Cycle Battery

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Pros:

  • Well packaged
  • Ideal for connected solar systems

Cons:

  • Big and heavy
  • High price tag

Before we jump into the details… let’s get into the nitty gritty on how we got to these conclusions in the first place.

We started out by simply going to the Google’s adwords Keyword Planner and searched for some solar battery keywords. This provided us with a list of several thousand search results, but we didn’t want to simply find the most popular results. Instead, we wanted to take a deeper look into what we knew were some of the common problems that people have with their solar power system and find the best products for those problems.

Then, we went back to Google and used the site:space to filter out all the stores and only leave results that were from a site that had relevant information about solar batteries.

2. Vmaxtanks VMAXSLR125 AGM 12V 125Ah SLA Rechargeable Deep Cycle Battery

Our rating: 9 / 10

Vmaxtanks VMAXSLR125 AGM 12V 125Ah SLA Rechargeable Deep Cycle Battery

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Pros:

  • The VmaxS series is well suited for a variety of applications, including RV, marine, solar and wind power equipment
  • It should be less prone to vibrations and shocks
  • Built in 1 year warranty and a 10-year shelf life

Cons:

  • This is the more expensive battery of the bunch
  • This is heavier than the other batteries at 53.7 pounds

Vmaxtank is a good battery and it has pretty good features to back itself up.

This AGM is suitable for a variety of applications, including RV, solar, marine, and wind power equipment. This one comes with a built-in 1 year warranty and a 10-year shelf life. This battery is also less prone to vibrations and shocks.

But while this battery will suit you for most applications, it can get a little pricey.

3. Universal Power Group 12V 100Ah Solar Wind AGM SLA DEEP Cycle VRLA Battery 12V 24V 48V

Our rating: 9 / 10

Universal Power Group 12V 100Ah Solar Wind AGM SLA DEEP Cycle VRLA Battery 12V 24V 48V

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Pros:

  • 12V 100Ah SLA Deep Cycle Battery
  • Short circuit/over-voltage protected
  • Has a A/B terminal design
  • It is made of Absorbent Glass Mat
  • It is spill proof battery
  • It is ideal for Solar Power Back-Up ,Industrial, Emergency, Off-Grid, Telecommunications, Wind Turbines, UPS Systems, Solar Street/Area Lights, Surveillance and many other power backup applications

The life span is around 5-8 years.But this is a common problem found in all battery types and can be minimised by using a battery storage case.

The Universal Power Group is a well-known name in automotive batteries. Their 12V 100Ah SLA Deep Cycle Battery is an ideal solution for solar controller battery backup applications, as it is a maintenance-free and spill-proof battery. It also comes with ABS glass mat, which makes it safer against short circuiting and over-voltage protection.

This 100Ah 12V battery can work in the hot environment, for any weather condition. So, it can be used in cold areas and hot areas also. There is no harm occurs if it is submerged in water.

4. Weize 12V 100AH Deep Cycle AGM SLA VRLA Battery

Our rating: 9 / 10

Weize 12V 100AH Deep Cycle AGM SLA VRLA Battery

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Pros:

  • It has a quiet and powerful cooling fan inside of it
  • The AGM battery has a highly stable voltage with less voltage variation
  • It is possible to charge the batteries in any environment The AGM works without any worries about overcharge or over-discharge

Cons:

  • It is best to charge the battery overnight
  • It takes a long time and a lot of light to charge a fully discharged battery
  • Some items are not entirely functional if you do not have a solar panel

(4Pcs)

People who are interested in solar power batteries should look to AGM batteries rather than other kinds of batteries. AGM stands for Absorbent Glass Matt, and while it is related to a flooded battery, the important thing to remember is that AGM is a sealed battery. The sealed characteristic means that when you use it, it will give off no fumes.

Because the battery is sealed, the health of the battery is improved over flooded batteries. The battery can also go in any position that you want to mount it, as it will not emit any fumes or be affected by the elements. Many users will charge it every day to keep it charged up, but because it is sealed, you do not have to worry about it being exposed to overcharging.

5. ML35-12 – 12 Volt 35 AH SLA Battery

Our rating: 8 / 10

ML35-12 - 12 Volt 35 AH SLA Battery

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Pros:

  • Great price
  • Very reliable battery
  • Plenty of storage space
  • Safe and reliable

Code : ML35-12

If you are looking for a good, reliable and cost effective battery which will maintain itself, we recommend you go for the "Mighty Max Battery" product as it is one of the best on the market today. It also has a longer life expectancy and a good storage capacity of 35 Amps at 12 volts. If you charge it and maintain it properly, it will take you many years to have to replacement. You can leave your battery in your battery tended for years without the issue of explosion.

The battery is Wholly Sealed Maintenance Free unit has a semi-truck starting capacity for large diesel engines and provides plenty of storage for tools, generators, and other vehicles and machinery that require lead-acid storage batteries.

6. ExpertPower 12v 33ah Rechargeable Deep Cycle Battery

Our rating: 8 / 10

ExpertPower 12v 33ah Rechargeable Deep Cycle Battery

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Pros:

  • Topically sealed, maintenance free battery
  • 100% Recyclable
  • High cycle life
  • High impact resistance
  • Rapid recovery from deep discharges
  • Excellent performance for loads with high AC characteristics load
  • Higher power density (watts per pound)

Cons:

  • Lithium Ion batteries are so new that they have very little consumer reviews or feedback
  • Enormously expensive
  • Like other lithium ion batteries you should recycle them at the end of their life.

40Ah, 55Ah, 60Ah.

The ExpertPower 12v 33ah rechargeable deep cycle battery is a tremendous buy because it outperforms other deep-cycle batteries and lithium ion batteries in every category. ExpertPower uses a new electrolyte formulation that lasts longer and makes their battery lighter.

This lithium ion battery uses a unique polymer wrapper that contains the battery’s contents and prevents water loss. This means you don’t have to worry about topping off the electrolyte or adding water on a regular basis.

7. Renogy Deep Cycle AGM Battery 12 Volt 100Ah

Our rating: 8 / 10

Renogy Deep Cycle AGM Battery 12 Volt 100Ah

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The Renogy AGM deep cycle battery is the best in this review. It features a 100 Ah lifespan as opposed to 80 Ah in other brands, making it a more energy dense battery.

Offering high-quality support, Renogy has an International warranty to assist consumers who encounter issues in the first two years of use.

With its advanced features, this AGM deep cycle battery is created with 6 years of research and development by the company.

8. Qty 4 VMAX V6-225: 6.2kWh 24V AGM Solar Battery Bank

Our rating: 7 / 10

Qty 4 VMAX V6-225: 6.2kWh 24V AGM Solar Battery Bank

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Pros:

  • Cost effective solar array
  • Easy to install
  • Maintenance free AGM Design

The VMAX V6-225 solar batteries are designed specifically for solar energy storage for use on security cameras, PCs, laptops, and home appliances or to power specific power tools.

While the price is something that will attract most buyers, the 225 Ah capacity (each cell has a capacity of 2.75Ah) and the maintenance free design, make this one of the best batteries for solar power storage.

As it is AGM, this solar storage all-weather battery lasts longer than just about any other type of solar battery.

9. Renogy 12V 100Ah Rechargeable Deep Cycle Pure Gel Battery

Our rating: 7 / 10

Renogy 12V 100Ah Rechargeable Deep Cycle Pure Gel Battery

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Pros:

  • Best battery for the money
  • Great long-lasting battery
  • Can be recharged and reused
  • Low maintenance, leak proof design
  • 12V for a range of uses
  • Really great price
  • Works for charging campsite electronics

Cons:

  • Definitely not a starter battery
  • Must be handled carefully and can be dangerous

Renogy also offers a Starter Pack that is much smaller so you can build up your battery collection at your own speed as you get more money in the bank. This pack comes with (2) 100Ah batteries, (2) MC4 connectors, (2) Anderson Sockets, 12v 30A PWM Solar Charge Controller and a battery carrying bag.

Gel is the type of battery I use in my emergency kits.

I'll let you in on a technique I used with the Renogy 100Ah Deep Cycle Rechargeable Gel Batteries I purchased. The 12v 100Ah battery I purchased (to replace my old dead one) is used to power my inverter, which I use for my desktop computer, radio, and lighting needs. So I needed the right battery to do the job.

10. Renogy Lithium-Iron Phosphate Battery 12 Volt 100Ah

Our rating: 5 / 10

Renogy Lithium-Iron Phosphate Battery 12 Volt 100Ah

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Pros:

  • Fast recharging time
  • Long shelf life (5 years)
  • Stable and durable output

Cons:

  • May not fit with every application
  • Can be quite heavy upon delivery
  • Slight weight differences between mini-solar battery bank and end-to-end versions

Renogy Lithium-Iron Phosphate Batteries are capable of withstanding high heat and have a great storage capacity. They are highly recommended for use in off-grid applications. If you are serious about an off-grid lifestyle, then these attractive and feature-rich lithium-iron phosphate batteries are great for powering your household needs. If you’re using Renogy battery bank as a backup power solution for your solar panels, then you can return it to its factory settings just about instantaneously. This also means that you can activate the battery within just three hours or less.

The great thing about this battery is that it has a stable and durable output (within a wide temperature range of -40 ~ +40 Celsius). It can also be recharged very quickly (within 3 hours or less).

Frequently Asked Questions (FAQ)

Which solar batteries last longest?

We spent months putting various solar batteries through all kinds of tests. Although we will continue to test and update our list, we believe the following batteries last much longer than others.

What is the best battery for solar power?

The best battery to be used with solar energy is the flooded/wet cell deep cycle battery. A deep cycle battery is made of plates, grids, and electrolytes. They are manufactured to be used for deep discharge cycles. Wet batteries are found in situations where the battery is going to be regularly discharged for long periods.

Other batteries such as AGM batteries might not last long if discharged on a frequent basis. In addition, they are quite expensive and do not perform well in very cold temperatures.

A solar battery is made of several individual cell units, a case that holds the individual cells, and connectors to connect the unit to an energy generating device. In simple terms, it is a battery that is charged by a solar panel.

What is the best deep cycle battery for solar?

Deep cycle batteries (the kind you need for solar applications) come in two main flavors: Flooded and Sealed (VRLA).

As an everyday battery, flooded batteries offer more capacity, which means that you'll get more power from them (in certain applications). However, as a result of having more capacity, you won't be able to recharge them as many times.

Sealed batteries have a much longer lifespan, and usually come with a 5 year warranty.

So which one is right for you? It depends on your budget and application.

For solar applications, I think most people will be very happy with the best sealed batteries on the market. However, if you don't need much capacity (or you don't live in a state with solar incentives), you might be able to save money with a flooded battery.

Is it worth getting batteries for solar?

The short answer: maybe. Batteries for solar energy storage have a lifetime that is similar to the average lifetime of solar panels. For example, an average solar panel is 25 years, and a standard battery for solar energy storage is about the same, if not slightly better.

In a way, by using solar you might be betting that the sun will still be shining in twenty years.

The longer answer: yes. If your goal for using solar energy is greater than 25 years, then getting batteries for solar energy storage might be a good investment.

Batteries are expensive, and like all energy storage systems, they degrade over time. If you have a system that provides power for lights, electronics, computers, or other devices, then you would prefer the grid over a battery that no longer holds a charge from a solar array.

Conclusion

What are the best battery banks in 2019? There are many great options today, but you should definitely consider looking at solar battery Banks. Solar cells generate electricity from sunlight which then powers your device. This is by far one of the most environmentally friendly methods of charging a phone or laptop on the go. All 11 of the batteries listed below can be charged with solar energy. Buying one of these solar power banks would be a great choice for anybody who spends a lot of time outdoors. Our list of the top ten best solar power banks in 2019 is based on a number of factors including; reliability, budget, capacity, battery tech, and overall value.

Our Recommendation

NameCategoryProduct
Battle Born LiFePO4 Deep Cycle BatteryBest OverallBattle Born LiFePO4 Deep Cycle Battery
ML35-12 – 12 Volt 35 AH SLA BatteryBudget PickML35-12 - 12 Volt 35 AH SLA Battery
Qty 4 VMAX V6-225: 6.2kWh 24V AGM Solar Battery BankUpgrade PickQty 4 VMAX V6-225: 6.2kWh 24V AGM Solar Battery Bank