5 Best Battery Backup for Refrigerators During Power Outages [2024]

Refrigerators are ideal for keeping food and medicine fresh and safe to consume. However, due to power outages, food and other consumables can become unsafe to consume. It is for this reason you need a battery backup for the refrigerator. Let’s look at the best options you can purchase today.

Why Do You Need a Battery Backup for the Refrigerator?

There are many reasons why you need a battery backup for your refrigerator. Let’s look at the most crucial.

• To supply power during outages 

During periodic power outages, the electricity supply to your home is disconnected. This means your appliances, including the refrigerator will not be functioning. If this is to happen for an extended period, food or medicine stored in it might spoil.

With a battery backup for the refrigerator, you are sure it will continue functioning even when there’s no power from the main grid. This ensures your food and other eatables remain fresh throughout the outage.

• For food preservation 

Some food types require to be refrigerated for extended periods. Otherwise, they may become unsafe to consume. A refrigerator helps maintain a specific temperature to prevent bacterial growth, which can be harmful. A battery backup allows you to keep food fresh until the power is restored.

• For cost savings

Natural calamities and manmade events can disrupt power supply. As such, food and drinks that need refrigeration can spoil. But with a battery backup for your refrigerator, you can rest assured that no food will spoil. This can help mitigate losses, especially if you are a grocery. 

• Peace of mind

This is arguably the chief reason why you should consider buying a battery backup for your refrigerator. Knowing that your refrigerator will continue operating during power outages provides peace of mind, especially in areas that are prone to power outages. 

Types of Refrigerators and How Many Watts They Use

The most common types of refrigerators include the following:

• Top freeze refrigerator 

The top freeze refrigerators are among the most popular on the market. This is thanks to their longevity and durability. These mainstay refrigerators have also inspired newer models making them a favorite for many homeowners. 

They are cheaper compared to other models but tend to be less powerful. That said, their compact design makes them ideal for small spaces. On average, a typical top freeze mode uses 100 to 800 watts, making them ideal for homes.

• Side-by-side refrigerator 

If you’ll be using the refrigerator in a tight space, getting the side-by-side model may be your best bet. These models feature a vertical refrigerator and freezer next to each other. Their slim design however limits the amount of food you can store in them. 

As you’d expect, they are not as energy-efficient as the top freeze models. Most large side-by-side models consume up to 1,000 to 4,000 watts. Fortunately, most models will feature a water dispenser and an ice machine. 

• Bottom freezer refrigerator

Bottom freezer refrigerators are also common in most homes since they provide ample space to store groceries and food. And since the refrigerator section is at eye level, accessing food is quick and easy. A typical bottom freezer refrigerator consumes between 400 and 750 watts, depending on the age, size, and energy efficiency.

• Mini fridge 

If you don’t want excessive power consumption, a mini fridge might be your best bet. They consume less energy while allowing you to store food and drinks. An average mini fridge consumes between 50 and 100 watts. 

The difference depends on the size, type of compressor, and ambient temperature. And if you want to reduce energy consumption further, you can opt for the Energy Star-certified model.

5 Best Battery Backup For Refrigerators

• BLUETTI EP800+B500 Home Battery Backup

If you are looking for a battery backup for all appliances, consider buying this option. It has up to 19.8kWh capacity making it ideal for running just about any refrigerator. Whether you have a mini fridge or a top-freeze refrigerator, this battery backup will do the trick. 

And thanks to its built-in technology, it runs within 20ms after the power goes out. The best part is that you can install it indoors or outdoors. And for peace of mind and convenience, it comes with an app for real-time monitoring. 

Like other BLUETTI battery backups, it has a NEMA IP65 rating, making it ideal for use in harsh environments. For safety, the unit has a short-circuit protection feature. You can use it in environments between -20 C and 40 C. 

• BLUETTI AC300 Battery Backup 

If you are looking for a more compact and easy-to-install battery backup for your refrigerator, consider buying this option. Coming in a portable design, it allows you to power portable refrigerators used for camping and other outdoor activities.

With a maximum 12,288Wh capacity, you can rest assured it will power your refrigerator for an extended period during a power outage. You also get at least seven outlets that allow you to power other devices such as smartphones and bulbs. Like other BLUETTI battery backups, it offers fast dual charging of up to 5400W.

The pack has a modular design making it ideal for powering household electronics. And thanks to the built-in inverter it can provide 1800W to 3000W pure AC current. It also allows you to connect two battery backups thanks to the Fusion Box Pro.

• BLUETTI EP500 Solar Power Station

This is a perfect battery backup for people on the move. With rubberized wheels, it allows you to push it from one spot to another. As such, you can place it in your kitchen or another room when not in use. 

The best part is that you can power it using solar, AC outlets, your car, and a lead-acid battery. This means your refrigerator will be running regardless of how long the outage lasts. It has a 5,100Wh capacity meaning it can power small to medium refrigerators. 

The BLUETTI power station has several certifications such as FCC and CE, meaning it is safe for use. For peace of mind, you get a 60-month warranty. You get several outputs ranging from USB-C, and USB-A, to RV(Aiation port). And thanks to its compact design, it can fit in small spaces.

• BLUETTI AC200MAX

Another ideal portable battery backup is the AC200MAX. With a 2,048Wh capacity, you can use it with a mini fridge and a top-freeze refrigerator. It can supply power to a typical 150W fridge for up to 56 hours. 

The model comes with seven ways to charge it including AC, solar, generator, and lead battery. What’s more, you can control it using the built-in smart control. Whether you want to power your fridge, electric grill, or air conditioner, the AC200MAX is your perfect bet. 

With a 900W maximum solar input, it can recharge within six hours. As such, it is an ideal option for people in places with little sunlight. Not only can you use it with your refrigerator but also with electronics such as laptops, smartphones, and coffee makers. It comes with two expansion ports to boost total power output to 8192Wh.

• BLUETTI AC500 + B300S

Finally, you can use the 3072Wh model with up to six charging ways. It can be expanded to provide power of up to 18,432Wh. And thanks to its portable design, you can use it for outdoor activities such as camping. 

You can connect it via WiFi or Bluetooth allowing for remote control. It is also lightweight, weighing 30 kgs. With a compact design, you can place it on a countertop and connect your refrigerator. 

Thanks to the built-in inverter, you get upto 10kW surge allowing you to power most of your devices. The modular design is ideal for maintenance and changing of components. With it, you can run most 240V devices with ease, meaning you’ll spend less on electricity bills. Whether you are at home, camping or enjoying a stay in your backyard, consider buying this battery backup system.

Comparison of 5 Battery Backup For Refrigerator

Well, the five battery backup systems for a refrigerator are ideal for different applications. The BLUETTI EP500 Solar Power Station is ideal for powering large models such as side-by-side and bottom-freeze refrigerators.

For small models, the BLUETTI AC500 + B300S and BLUETTI AC200MAX are your best bet. Not only are they portable but produce ample power to run mini-fridges and top-freeze options. The BLUETTI EP800+B500 Home Battery Backup is ideal for powering most of your house appliances during an outage. In short, you should consider your needs before choosing either of the above battery backup systems for your refrigerator.

How Does BLUETTI Work as a Refrigerator Battery Backup?

BLUETTI helps you run your devices even when there’s no power. Some of the backup systems can run your refrigerator for up to 56 hours. This helps keep your food safe for consumption while mitigating losses. 

Using BLUETTI products is as easy as plugging the refrigerator into the BLUETTI unit using a standard AC power cord. And thanks to the built-in inverter, it helps provide the necessary AC power to run the refrigerator. 

We therefore recommend choosing a BLUETTI battery backup system that suits your needs. If you have a large refrigerator, consider more powerful models. If yours is a small fridge, a portable model will serve you.

How to Choose the Best Battery Backup for Refrigerator?

So, what should you consider when buying a battery backup for your refrigerator? Let’s find out.

• Your refrigerator’s power requirements 

Before settling for a battery backup, you should consider the power requirements of your refrigerator. All models have their power ratings, so this is as easy as reading it. Besides, you can find the ratings in the user manual. The ratings are usually in watts (W).

• Consider the battery type

You should also consider the battery type. Ideally, you should opt for a lithium-ion or lithium-iron-phosphate battery. These models have a higher Ah, are maintenance-free, and tend to be more portable.

• Battery capacity

Another aspect to consider is the battery capacity. You should select a battery backup for your refrigerator that meets or surpasses your calculated requirements. If possible, consider getting one with enough reserve capacity to cater for longer power outages.

• Monitoring and control

If you’ll be away for an extended period, consider purchasing a model with remote control capabilities. This allows you to monitor its performance from anywhere. Look for features such as mobile apps and digital displays. 

Final thoughts

As you can see, having a battery backup for your refrigerator allows you to use it even when there’s a power outage. This prevents food from going bad while reducing losses. 

What’s more the battery backup can be used to power other appliances such as smartphones and air conditioners. For the best experience, consider buying BLUETTI models.