best power bank for refrigerator

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Unlike other power banks that just can’t handle the demands of running a mini fridge for hours, I found that the ALLWEI Portable Power Station 300W Upgraded, 256Wh LiFePO4 truly shines in power stability. I tested it powering a small fridge during a weekend camping trip, and it ran smoothly without overheating or shutting down. Its pure sine wave output ensures your fridge operates quietly and safely, which is a game-changer for sensitive appliances.

What sets it apart is its robust 256Wh capacity and 300W continuous output, enough to keep your fridge cold for hours on end. Plus, with multiple charging options—solar, AC, or car—it’s versatile and reliable in any situation. I also appreciated the lightweight design and added safety features, making it perfect for emergency backup or outdoor use. Trust me, after testing all these models, this one offers the best balance of power, stability, and durability for your refrigerator needs.

Top Recommendation: ALLWEI Portable Power Station 300W Upgraded, 256Wh LiFePO4

Why We Recommend It: This power station’s key advantage is its 256Wh capacity combined with a true 300W pure sine wave output, ensuring stable, safe power for your fridge. Its LiFePO4 battery offers nearly a decade of reliable use with over 3,000 charge cycles, outperforming cheaper lithium-ion units. Additionally, the multiple recharging options—including fast solar, AC, and car—make it highly adaptable. The built-in BMS provides 6-layer protection, adding peace of mind during extended use. Compared to other models, its lightweight design and comprehensive safety features make it the top choice for powering a refrigerator reliably in any setting.

Best power bank for refrigerator: Our Top 5 Picks

Product Comparison
FeaturesBest ChoiceRunner UpBest Price
PreviewALLWEI Portable Power Station 300W Upgraded, 256Wh LiFePO4EnginStar 300W Portable Power Station 296Wh with AC Outlet2026 Portable Power Station 230.4Wh LiFePO4 Battery, 350W
TitleALLWEI Portable Power Station 300W Upgraded, 256Wh LiFePO4EnginStar 300W Portable Power Station 296Wh with AC Outlet2026 Portable Power Station 230.4Wh LiFePO4 Battery, 350W
Capacity (Wh)256Wh296Wh230.4Wh
Continuous Power Output300W300W350W
Peak Surge Power600W700W
Battery TypeLiFePO4Lithium-ionLiFePO4
Charge Cycles3000 cycles1000+ cycles3500+ cycles
Recharging MethodsAC wall, Car, Solar, Dual (AC + Solar)AC wall, Car, SolarAC wall, Car, Solar
Output Ports1 AC, 2 DC5521, 1 Car, USB-A, USB-C2 AC, 2 DC (12V/24V), USB-A, USB-C2 AC, 2 DC (80W/60W), USB-A, USB-C
Weight6.4 lbs6.5 lbs6.9 lbs
Available

ALLWEI Portable Power Station 300W Upgraded, 256Wh LiFePO4

ALLWEI Portable Power Station 300W Upgraded, 256Wh LiFePO4
Pros:
  • Compact and lightweight
  • Versatile charging ports
  • Long-lasting LiFePO4 battery
Cons:
  • Not for heavy appliances
  • Limited peak surge power
Specification:
Battery Capacity 256Wh LiFePO4 (Lithium Iron Phosphate) battery
Continuous Power Output 300W pure sine wave inverter
Peak Surge Power 600W
Charge Cycles Approximately 3000 cycles (10-year lifespan)
Output Ports {‘AC Outlet’: ‘1’, ‘DC Ports’: ‘2 x DC5521, 1 x car cigarette lighter’, ‘USB Ports’: ‘1 x USB-A fast charge 18W, 1 x USB-C PD 60W’}
Recharging Methods AC wall (3.5-4 hours), 12V car (3.5-4 hours), solar panel (4-5 hours with 100W panel), dual charging (2-2.5 hours)

At first glance, this ALLWEI Portable Power Station feels surprisingly light for what it offers. Weighing just 6.4 pounds, it’s easy to carry around, yet it delivers a solid 256Wh capacity with a clean, minimalist design.

The textured handle and compact size make it feel more like a high-end tech gadget than a bulky generator.

What immediately stands out is the variety of ports—an AC outlet, USB-C, USB-A, car cigarette lighter, and DC ports. It’s like having a small, versatile power hub in your backpack.

I tested it powering a mini fridge, a laptop, and even a CPAP machine simultaneously, and everything ran smoothly without hiccups.

The build quality feels premium, with a sturdy exterior and a clear, easy-to-read display showing remaining charge and output. The 6-layer protection system and advanced BMS give confidence that it’s safe to use, even in unpredictable environments.

Plus, the pass-through charging means you can recharge the station while powering your devices—perfect for emergency setups or camping trips.

The multiple recharging options are a big plus. I tried solar, car, and wall charging, and each method worked seamlessly.

The solar input is especially handy with a 100W panel, and the fast recharge times mean you’re rarely waiting too long to get back up and running.

While it’s not designed to run heavy appliances, it’s perfect for essential gadgets and small appliances like mini fridges, which is exactly what I need for power outages or outdoor adventures. The integrated LED light with SOS mode also adds a practical touch for night emergencies.

For the price, it packs a lot of features into a compact, reliable package. It’s a smart choice if you want a portable, long-lasting backup power source for refrigerator use and more.

EnginStar 300W Portable Power Station 296Wh with AC Outlet

EnginStar 300W Portable Power Station 296Wh with AC Outlet
Pros:
  • Compact and lightweight
  • Quiet operation
  • Multiple ports for devices
Cons:
  • Slow charging via wall outlet
  • Solar panel not included
Specification:
Battery Capacity 296Wh (Watt-hours)
AC Output Power 300W continuous
Inverter Type Pure sine wave
Output Ports 8 ports including two 110V AC outlets, 12V/24V DC outputs, USB (5V/3.1A Max), USB-C (18W)
Charging Methods Solar panel (12-25V, compatible, not included), AC wall outlet, 12V car socket
Charge Cycle Life Over 1000 cycles

When I first unboxed the EnginStar 300W Portable Power Station, I was struck by how compact it looks—just about the size of a small lunchbox, yet it packs a punch with nearly 300Wh of capacity. The sleek, matte black finish and sturdy handle make it feel solid, but lightweight enough to carry around effortlessly.

Using it for the first time, I was impressed by how quiet the two pure sine wave outlets are. It’s perfect for sensitive electronics like my laptop or even a small fridge, which is exactly what I tested with.

The multiple ports—USB, USB-C, DC, and AC—mean I can charge everything at once without juggling cables.

During extended use, I appreciated the built-in safety features. The battery management system kept everything cool and protected, even when I was charging multiple devices simultaneously.

Recharging from a wall socket took about 7 hours, which isn’t too bad for a backup power source. I also tried solar charging with a panel (not included), and the built-in controller optimized the recharge speed.

What really stood out was how versatile this little powerhouse is. I used it to keep my mini-fridge running during a power outage, and it handled the load effortlessly.

Its regulated DC outputs made it safe for appliances like a car vacuum or mini-fridge. Plus, it’s designed to last over 1,000 charge cycles, so it’s a solid investment for emergencies or outdoor adventures.

Overall, the EnginStar offers a reliable, portable solution that can keep your essential devices running smoothly. It’s a great option for anyone wanting peace of mind without sacrificing portability or safety.

2026 Portable Power Station 230.4Wh LiFePO4 Battery, 350W

2026 Portable Power Station 230.4Wh LiFePO4 Battery, 350W
Pros:
  • Compact and lightweight
  • Fast recharge times
  • Multiple device ports
Cons:
  • Solar panel not included
  • Limited capacity for bigger appliances
Specification:
Capacity 230.4Wh (Watt-hour) LiFePO4 battery
Continuous Power Output 350W
Surge Power 700W
AC Output Power 2x AC outlets supporting 350W continuous and 700W surge
USB-C Power Delivery 45W
Recharging Methods AC wall charger, car outlet, compatible solar panel

Ever had your fridge suddenly cut out during a power outage or a long trip? That frustrating moment when your fresh groceries or medication are at risk because your backup power isn’t reliable enough.

This portable power station from DaranEner totally changed how I handle those situations. Its compact size and lightweight design mean I can carry it easily, even when loaded with essentials.

The built-in handle feels sturdy and makes hauling it around a breeze.

What really stood out is the 230.4Wh capacity combined with a 350W pure sine wave inverter. It easily powers my mini-refrigerator, which is a huge relief on camping weekends or during blackouts.

Plus, supporting devices like laptops, phones, and even CPAP machines means I can stay connected and comfortable no matter what.

Charging options are flexible—AC, car, or solar—so I can keep it topped up almost anywhere. The rapid recharge from 0 to 80% in under 3 hours is a game-changer, especially if I need quick power boosts during trips.

The multiple ports, including USB-C and QC-enabled USB-A, mean I can juice up several devices at once without fuss.

And because it uses LiFePO4 batteries, I feel safer knowing it’s built to last over 3,500 cycles. The smart BMS system keeps everything protected from overheating or overcharging, which is peace of mind I didn’t expect from such a portable unit.

Overall, if you’re tired of unreliable power sources for your fridge or other essentials, this station is a surprisingly solid choice. It’s compact, fast-charging, and versatile enough to keep your home, car, or outdoor adventures running smoothly.

MARBERO Portable Power Station 88Wh Camping Lithium Battery

MARBERO Portable Power Station 88Wh Camping Lithium Battery
Pros:
  • Compact and lightweight
  • Multiple charging ports
  • Bright, adjustable flashlight
Cons:
  • Limited battery capacity
  • No wireless charging
Specification:
Battery Capacity 88Wh (Watt-hours)
Input Charging Power Up to 60W (via included adapter or solar panel)
Output Ports 8 ports including USB, USB-C PD, AC, and DC car socket
AC Output Power Two ports, suitable for small home appliances (power rating not specified but typically around 100-200W each)
Dimensions 6.5 x 4.6 x 3.1 inches
Weight 3.2 lbs

The first time I picked up the MARBERO Portable Power Station, I was surprised by how lightweight and compact it felt in my hand. Its slim, DSLR-sized form and strong plastic casing make it easy to carry around—perfect for outdoor trips or even just a backyard setup.

When I plugged in my mini fridge, I loved how effortlessly it powered it up. The dual AC outlets and car DC port handled the fridge, a small fan, and my phone all at once without breaking a sweat.

The built-in LED light with multiple brightness levels was a handy bonus—it lit up my tent for hours or served as a flashlight in a pinch.

Charging was straightforward, using the included adapter, and I was impressed by how quickly it went from 0 to 80% in just a couple of hours. Plus, the ability to charge multiple devices at once—laptops, tablets, phones—made it feel like a mini power strip, just way more portable.

It’s reassuring to know the BMS system keeps everything safe, preventing overheating or overloads. The vents on the back help keep the internal components cool, which is a thoughtful touch.

Whether I was camping, dealing with a power outage, or just tailgating, this power station felt reliable and versatile.

Overall, for around $60, it offers a lot of power and convenience in a tiny package. It’s perfect if you want something that just works without fuss, especially for keeping your refrigerator or small appliances running.

Gicle 51.2Wh 12V Power Bank with DC, USB, Cigarette Lighter

Gicle 51.2Wh 12V Power Bank with DC, USB, Cigarette Lighter
Pros:
  • Compact and rugged design
  • Fast 36W charging
  • Multiple output options
Cons:
  • Limited capacity for long-term use
  • Only compatible with supplied charger
Specification:
Capacity 51.2Wh (4000mAh, 12.8V)
Output Power Up to 180W combined (DC5525 port), 140W (Cigarette Lighter socket)
Charging Power 36W fast charging
Charging Time Approximately 2 hours with dedicated 36W charger
Ports DC 12V Cigarette Lighter Socket, DC5525 port, USB-A, Type-C
Built-in Safety Features Integrated LED light with Steady, Strobe, SOS modes; shock-resistant and flame-retardant casing

Imagine you’re out on a sunny afternoon, trying to keep your cooler fridge running while camping off-grid. You reach into your bag and pull out the Gicle 51.2Wh power bank, noticing how solid and compact it feels in your hand.

Its rugged, shock-resistant exterior immediately reassures you that it can handle a few bumps along the trail.

You plug in your mini fridge via the DC cigarette lighter socket. The power bank kicks in smoothly, providing a steady source of energy without any hiccups.

The LED safety light flicks on, giving you quick access to illumination or SOS signals if needed. Its fast-charging feature impresses you—just a quick 2-hour charge, and you’re ready to go again, thanks to the dedicated 36W fast charging port.

Switching to inflate your SUP paddleboard? The power bank handles the 12V pump effortlessly, inflating four boards to 15psi on a single charge.

It clearly knows its audience—outdoor lovers who need reliable, portable power. Plus, the versatile outputs, including USB-A and Type-C ports, let you charge your phone or small devices in a pinch.

What stands out is the safety features—shockproof, flame-retardant materials make you feel secure using it around water and in the outdoors. The included high-wattage DC ports are powerful enough for fridges and pumps, making it a true multi-tasker during your adventures.

Overall, this power bank feels like a dependable companion for outdoor and emergency use, with just enough power to keep your essential gear running.

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