Best 400 Watt Inverters In February 2025

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If you are considering to buy the Best 400 Watt Inverters, you should go through this product guide.

To help you in your search, we have completed this list of the Best 400 Watt Inverters.

Top Rated Best 400 Watt Inverters Of 2025

Rank	Product Name	Score
1	Ampeak 400W Power Inverter DC 12V to 110V AC Car Inverter with 3.1A Buy Now	9.7 Buy Now
2	Cobra Compact 400 Watt Power Inverter - CPI490 Buy Now	9.5 Buy Now
3	BESTEK 500W Power Inverter DC 12V to 110V AC Converter with 4.8A Dual Buy Now	9.1 Buy Now
4	AIMS 400 Watt / 800 Watt Peak DC to AC Power Inverter Buy Now	8.8 Buy Now
5	POTEK 500W Power Inverter/Car Inverter DC 12V to AC 110V Dual AC Charging Buy Now	8.6 Buy Now
6	Power Bright 400 Watt 24V Power Inverter, Dual 110V AC Outlets, Modified Sine Buy Now	8.3 Buy Now
7	Tripp Lite 400W Car Power Inverter with 2 Outlets & 2 USB Charging Buy Now	8.1 Buy Now
8	BESTEK 400W/500W Car Power Inverter DC 12V to AC 110V Car Inverter Buy Now	7.8 Buy Now
9	BESTEK 300Watt Pure Sine Wave Power Inverter Car Adapter DC 12V to AC Buy Now	7.5 Buy Now
10	BESTEK 400W Car Power Inverter DC 12V to AC 110V Car Adapter Buy Now	7.2 Buy Now

1. Ampeak 400W Power Inverter DC 12V to 110V AC Car Inverter with 3.1A

• Widely applictionbattery 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 lightweightiphone-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
• What you getall our inverter have etl certification. we provide 18-month hassle-free warranty, 24-hour friendly customer service and 100% customer satisfaction
• All-round protectionbuilt-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
• A real powerful and practical inverterprovides 400w continuous dc to ac power output, 800w surge capacity, features with 110v ac socket and 3.1a dual usb port, ideal for ac household appliances or on trips, camping or work sites

2. Cobra Compact 400 Watt Power Inverter - CPI490

• 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).
• Powerful - plug in and charge your smartphone, tablet, and many other mobile devices from the convenient usb port. 400 watts continuous (800 watts peak power) and a 12v power supply 2.4 amp usb output gives you a charge on the go.
• On-the-go - this power inverter has your back during tailgates, camping and road trips, and anywhere else your travels take you.
• 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.

3. BESTEK 500W Power Inverter DC 12V to 110V AC Converter with 4.8A Dual

• Bestek power inverteramerica's #1 power inverter brand. provides 500w continuous dc to ac power and 1000 watts of peak power, featuring 2 ac outlets and 2 usb quick charging ports.
• Powerful chargingdual 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.
• Quiet cooling fanthe smart cooling fan will automatically rotate at different speed according to power load and temperature, this design can help to reduce the fan noise.also the high speed cooling fan protect the inverter against overheating.
• More you getcomes 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.
• Multi-protectionbuilt-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.

4. AIMS 400 Watt / 800 Watt Peak DC to AC Power Inverter

• Features: works with small tools, appliances and much more up to 3.5 amps . led indicators. quick connection. easy to use.
• Powerful: 400w max continuous power, 800w surge, soft start technology, compact design, lightweight.
• Protections: overload, over temp, high voltage, low voltage, short circuit, internally fused, low and high voltage alarm, and cooling fan
• Applications: ideal for cars, rvs, trucks and homes for back up power. quiet power.
• Trust aims: buy with confidence. in the inverter business for over 20 years. all tech support, warranty, and sales supported in nevada

5. POTEK 500W Power Inverter/Car Inverter DC 12V to AC 110V Dual AC Charging

• Converts 12v dc battery power 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
• Provides 500 watts continuous power, 1000 watts surge power to charge your multiple electronic devices on the go
• What you get: potek 500w power inverter ,car cigaretter plug ,user manual and our friendly customer service.
• Well-design with compact size, light weight, high efficiency and can be placed inside of the pockets

6. Power Bright 400 Watt 24V Power Inverter, Dual 110V AC Outlets, Modified Sine

• The ml400-24 features dual 3 prong 120 volt ac outlets for powering multiple loads and includes dc battery cables with clamps for simple connection to a battery. this power inverter is an excellent solution to your mobile power needs, providing ac household current anywhere you go.
• Ce approved and rohs complaint - this heavy duty inverter has all the protections that you will need. overload, over voltage, under voltage, high temperature and short circuit.
• The power bright ml400 watts is an extremely advanced, microprocessor controlled inverter that runs cooler with a built-in cooling fan and more efficiently than other units in its class. it is housed in an anodized aluminum case with heat sink design providing greater durability and maximum heat dissipation.
• Power on the go - 400 watts continuous power, 800 watts peak power, the ml400 modified sine wave inverter converts 24v dc to 120v ac power. simply connect the dc battery cables directly to your 24v battery to power small appliances, tv's, laptops and many other electronics in your vehicle.
• We have your back - you cant go wrong with power bright! we believe in our product and quality and we offer the warranty that proves it 1 years parts and labor warranty

7. Tripp Lite 400W Car Power Inverter with 2 Outlets & 2 USB Charging

• 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
• 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)
• 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
• Convert 12v dc power to 120v ac power: 400w inverter w/ 2 ac outlets and 2 usb ports provide 800 watt of peak power, great for charging laptop, tablet, pump, tv, dvd player, lights, and more in your car, truck, boat or rv

8. BESTEK 400W/500W Car Power Inverter DC 12V to AC 110V Car Inverter

• 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 drivers 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
• Bestek-leading brand in america: powerful dominator& pioneer in power inverters'r&d and innovation. enjoy a reputation of best seller in this industry for decades. this inverter provides 400w continuous dc to ac full power and 800w peak power
• 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

9. BESTEK 300Watt Pure Sine Wave Power Inverter Car Adapter DC 12V to AC

• What you get: bestek 300w pure sine power inverter, user manual, 18-month warranty and customer service
• Built-in 40 amps fuse and full protection against overheating, under and over voltage charging, short circuiting, overloads, and overcharging
• Equipped with 2 smart usb charging ports, which detects your devices automatically to deliver its fastest charge speed up to 2.4 amps per port/4.8 amps max, and you can charge most phones and tablets simultaneously
• Bestek 300w pure sine inverters designed for your devices that require careful protection, provide continuous dc to ac power and 700w of peak power with 2 ac outlets and 2 usb charging ports, great for christmas gift, charging string lights, laptop, speakers, camera, nebulizer, game console, kindle, ipad and other
• Unique vents and smart fan design make our 300w power inverter easier to dissipate heat, and cigarette lighter plug is easy to plug into a cigarette lighter socket

10. BESTEK 400W Car Power Inverter DC 12V to AC 110V Car Adapter

• Bestek advantage? america's #1 power inverter brand. provides 400w continuous dc to ac power and 1000 watts of peak power
• 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
• 5a/ 4-port usb charging ports make this power inverter ideal for charging your phones, tablets, and other usb-powered devices
• 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
• 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