Best 400 Watt Inverters

We specially wrote this article on Best 400 Watt Inverters to help you out. As you know there are many products available in different price range and features, it’s makes confuse to anyone while choosing best one. Hovever, if you’re in hurry this is the Best 400 Watt Inverters on Amazon

We spent 41 hours to find a best option for you and it’s a BESTEK 400W500W Car Power, which comes with all amazing features you ever want. It is the Best 400 Watt Inverters available in the market today. However, if you don’t want to spend big amount on 400 Watt Inverters, then you should go with BESTEK 500W Power Inverter which comes with all the basic options you could ever expect in 400 Watt Inverters.

After a good research, we have sort listed Best 400 Watt Inverters below.

Top 10 Best 400 Watt Inverters In 2021

1 1

BESTEK 400W500W Car Power

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2 2

BESTEK 500W Power Inverter

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3 3

GIANDEL 300Watt Pure Sine

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4 4

VOLTCUBE 400W Power Inverter

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5 5

BESTEK 400W Car Power

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6 6

POTEK 500W Power InverterCar

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7 7

Cobra CPI490 Portable Power

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8 8

Tripp Lite 400W Car

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9 9

Ampeak 400W Power Inverter

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10 10

Peak PKC0BO 400-Watt Tailgate

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Top 10 400 Watt Inverters

Are you looking for top 10 400 Watt Inverters available right now in the market? Then check out below, we researched and short listed best one here.

1. BESTEK 400W500W Car Power

BESTEK America’s Leading Power Inverter Brand The highest average review rating of any power inverter brand.


  • Comprehensive New Upgrade Version: BESTEK focus on every details’ upgrading. Diamond-like quality with high performance, extraordinary texture and state-of-art design by adopting sophisticated technology. Deep commitments to quality&customer
  • Noise Elimination& Multi-functional: A breakthrough in eliminating the noise from the built-in cooling fan, all-round ventilation system to dissipate heat.Fast charging your Laptop, Smartphone, ect.Ideal for camping/Road trip/Business trip.
  • Safety Protection: Built-in fuses to avoid overload/current/voltage/heat/short circuit, etc. Matte indicator light reduces driver’s sight disturbance/Additional Fixture to avoid dropping/Earth wire connector,much safer/Pure copper battery clamp
  • Best Solution Service Provider: BESTEK’s customer service covers 23 countries and areas around the world. 18 months warranty and easy to reach after-sales buyer support people always be with you when you are in need
  • 2. BESTEK 500W Power Inverter


  • 【Powerful Charging】Dual 110V AC outlets for powering larger devices such as laptops and tablets or any other household appliances under 500 watts, 2 smart USB ports (0-2.4A) for charging USB-powered devices. A good choice for camping,out door needs or driving trip on the way.
  • 【Multi-Protection】Built-in 2*40 amps fuse to protect your device and battery. Safe charging technology provides protection against overheating, under/over voltage charging,overload and short circuiting.
  • 【Quiet Cooling Fan】The smart cooling fan will automatically rotate at different speed according to power load and temperature, this design can help to lower the fan noise.Also the high speed cooling fan protect the inverter against overheating.
  • 【More You Get】Comes with a car cigarette lighter plug (27.5 inches) and a pair of alligator battery clamps (24 inches),convenient for plugging into your cigarette lighter or hook it to 12V battery,2 pcs of spare 40A Fuses.18-months warranty and friendly 24H/7D service.
  • 3. GIANDEL 300Watt Pure Sine


  • Smart Charging: this power inverter designed with Dual Smart USB charging ports, automatically detect your devices to deliver its fastest charge speed up to 2.4 amps per port,totally 4.8 amps max
  • Compact and Lightweight: travel-sized and smart cooling fan makes it silent while running. The cigarette lighter plug is convenient for you to plug directly into a cigarette lighter socket
  • Fully Safety Protections:Over voltage,Low voltage,Overload,Short circuit,Over heat protections. Isolated Input&Output design,more safe.
  • Strong and Durable aluminum alloy housing provides advanced protection from drops and bumps. Integrated cooling fan helps reduce heat and prevents shortages. 18-Months Warranty
  • 4. VOLTCUBE 400W Power Inverter


  • 【DUAL USB PORTS】: 2 USB ports (2.4A each, max. 4.8A) for powering USB compatible devices, such as smartphones and tablets.
  • 【DURABLE AND STYLISH DESIGN】: Fashionable aluminum honeycomb structure is durable and looks great too. What’s more, it provides great heat dissipation.
  • 【SAFE FOR APPLIANCES AND BATTERIES】: 2×30 amps (60 amp max) built-in replaceable fuses protect your device and low noise cooling fan prevent overheating, under- and over-voltage charging, overloads, overcharging and short circuiting.
  • 【A WORTHWHILE PURCHASE】: The Voltcube 400W car inverter comes with high-quality and gold plated metallic alligator clips, user manual, cigarette lighter and 2 replaceable fuses. A 12-month warranty, friendly customer service and lifetime technical support are available anytime.
  • 5. BESTEK 400W Car Power

    BESTEK 400W power inverter is the most popular inverters in the market.


  • Dual 110V household electrical outlets provide enough power for your laptop, digital camera, TV, fan, refrigerator, game console, DVD/Blu-Ray player, GPS, lamps, and more
  • 5A/ 4-Port USB charging ports make this power inverter ideal for charging your phones, tablets, and other USB-powered devices
  • Built-in replaceable 30A/32V*2 fuses and cooling fan for safety and easier maintenance. This power inverter has over voltage, overload, over-current, under-voltage, overheating, short circuit protection
  • Comes with 2. 3ft car cigarette lighter plug and 2ft black/red battery clips to plug into your cigarette lighter or connect directly to your vehicles battery
  • 6. POTEK 500W Power InverterCar


  • Converts 12V DC to standard 115V AC,ideal for powering iPod, cell phones, laptops, DVD players, MP3 players and other small electronics
  • The ultra compact inverter has multi protections: Over load protection, overheat protection and short circuit protection
  • Well-design with compact size, light weight, high efficiency and can be placed inside of the pockets
  • What you get: POTEK 500W power inverter ,car cigaretter plug ,user manual and our friendly customer service.
  • 7. Cobra CPI490 Portable Power

    The CPI 490 is the most compact 400 Watt power inverter in the market.


  • VERSATILE – The CPI490 gives you a power supply through two grounded AC outlets for office equipment and household appliances that draw up to 400 watts from your car, truck, RV or boat.
  • TWO POWER SOURCES – Connect directly to your vehicles battery or through your cigarette lighter for optimal use. Cigarette lighter cable and direct-to-battery cables are included.
  • ON-THE-GO – This power inverter has your back during tailgates, camping and road trips, and anywhere else your travels take you.
  • PROTECTION – With Cobras Pentagon Protection, you have 5 levels of protection from failures (thermal shutdown, reverse polarity, over voltage shutdown, low voltage shutdown, and low voltage alarm).
  • 8. Tripp Lite 400W Car

    The PV400USB 400W PowerVerter Ultra-Compact Car Inverter provides 400 watts of portable power for charging and operating multiple devices in your car, truck, boat or RV.


  • VERSITILE, FAST CHARGING: The PV400USB features two AC outlets, a 2.1A USB port and a 1.0A USB port. Perfect for smartphones, laptops, tablets, GPS units, game systems, and other electronics
  • EASY TO USE: DC jack plugs into the cigarette lighter socket in your car, truck, boat or RV; or Battery Cables connect directly to the battery (always connect red to red and black to black)
  • PREMIUM SAFTEY FEATURES: built-in 40 amp fuse to protect your device. Safe charging design provides protection against overheating, under and over voltage charging, short circuiting, overloads, and overcharging
  • HIGH QUALITY WITH 1-YEAR WARRANTY: Durable housing provides advanced protection from drops and bumps. Integrated cooling fan helps reduce heat and prevents shortages. 1-year Warranty, Free Chicago-Based Technical Support
  • 9. Ampeak 400W Power Inverter


  • 【Widely Appliction】Battery Clip Cables and Cigarette Lighter Plug Cable for different power source connection demands. Dual 3.1A USB Charging Ports great for iPod, Smartphone and so on, Dual 110V AC Outlets ideal for laptop, game console, kindle, TV, etc
  • 【Ultra Compact and Lightweight】iPhone-sized design for space-saving, easy to store and carry. Ideal for use on the long car trip, family vacation, and camping. Nearly 26 inch cigarette lighter plug makes the power inverter suitable for almost any vehicle
  • 【All-Round Protection】Built-in Replaceable 35A mini slip Fuse*2 & Cooling Fan & ABS Shell, automatic shutdown protection against Over voltage / Low voltage / Overload / Short circuit / Over heat. Advanced protection of Low Voltage Alarm
  • 【What You Get】All our inverter have ETL certification. We provide 18-Month Hassle-Free Warranty, 24-hour friendly customer service and 100% customer satisfaction
  • 10. Peak PKC0BO 400-Watt Tailgate

    Use the power of your car to power your tailgate electrics with the Peak tailgate inverter.


  • Three 110/120 volt AC outlets
  • Two USB power outlets
  • Short circuit protection
  • High/low voltage protection
  • Conclusion

    We did good research to find out top 10 Best 400 Watt Inverters to buy in 2021. For more similar product reviews, check out below or visit here.