The Best Portable 12v Power Supply Of 2018. Buyer’s Guide.

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Best Portable 12v Power Supply
Our team has covered every important aspect of each portable 12v power supply to create the list of the best products. We considered such details as material, brand, price, weight, and many more factors. Read our buying guide, check the top list of portable 12v power supply, and find the right model for you by using the received information.

We visited the marketplace and picked the best portable 12v power supply of the year. This website provides a bunch of convenient features that make shopping very easy. We used user reviews and detailed product descriptions to choose the best portable 12v power supply on the market.

List of 7 Best Portable 12v Power Supply of 2018

Rating Image Name and Features Details
5.0
Ampeak 400W Power Inverter DC 12V to 110V AC Car Inverter 1. Ampeak 400W Power Inverter DC 12V to 110V AC Car Inverter
Widely appliction, battery clip cables and cigarette lighter plug cable for different power source connection demands.
Read reviews
4.5
Portable Generator Power Inverter 42000mah 155wh Rechargeable Battery Pack Emergency Power Supply 2. Portable Generator Power Inverter 42000mah 155wh Rechargeable Battery Pack Emergency Power Supply
Super power bank, it not only can charge dc devices(180w max), but also ac (alternating current) appliances(100w max) like laptops, fan, lights, mini refrigerator, cpap machine (use dc-dc converter from your cpap would get longer hours), great power backup for emergency like home power outages, hurricanes and so on.
Read reviews
4.3
WEIYI 200-Watt Purely Sine Wave Portable Generator Power Station Power Inverter With Outputs AC 110V 4USB 3. WEIYI 200-Watt Purely Sine Wave Portable Generator Power Station Power Inverter With Outputs AC 110V 4USB
42000mah(155wh) grade a lithium battery supply long time power(if power a 10w lamp, it’s can power 155wh, 0.8(power loss)/10w 12.4hours), easy carry only 1.5kg net weight with size 200, 145, 46mm.
Read reviews
4.3
346WH Portable UPS Battery Backup Generator 4. 346WH Portable UPS Battery Backup Generator
.
Read reviews
4.0
Jacknthe 200W Car Power Inverter DC 12V to AC 110V Converter 5. Jacknthe 200W Car Power Inverter DC 12V to AC 110V Converter
Bi-directional heat dissipation, the special ultra silent design of low noise and large cooling area, more comfortable and safer using experience supply for you.
Read reviews
3.8
Rockpals 250-Watt Portable Generator Rechargeable Lithium Battery Pack Solar Generator 6. Rockpals 250-Watt Portable Generator Rechargeable Lithium Battery Pack Solar Generator
222wh(3.7v 60ah/12v 18.5ah) lithium polymer batteries and weights 5.5lb.
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3.3
Car Power Inverter Car Charger 150W DC 12V to 110v AC Car Inverter 7. Car Power Inverter Car Charger 150W DC 12V to 110v AC Car Inverter
Travel kit, just about credit card size 3.2×2.5×1.5 inches, space-saving and easy storage, with aluminum shell esign, extremely portable and lightweight at only 8 oz+.
Read reviews

 

 

 

Ultra compact and lightweight, iphone-sized design for space-saving, easy to store and carry. Ideal for use on vacations, work trips, and camping. Nearly 26 inch cigarette lighter plug makes the power inverter can be plugged into almost any vehicle. All-round protection, built-in replaceable 35a mini slip fuse.2 & cooling fan & audible alarm, automatic shutdown protection against over voltage / low voltage / overload / short circuit / over heat. Applies the technology of abs crashworthiness, robust, as well as good electrical insulation. A real powerful and practical inverter, provides 400w continuous dc to ac power output.800w surge capacity, features with 110v ac socket and 3.1a dual usb port.

Widely appliction, battery clip cables and cigarette lighter plug cable for different power source connection demands. Dual 3.1a usb charging ports great for fast charging ipod, smartphone and other electronic devices, dual 110v ac outlets ideal for charging laptop, game console, kindle, tv, christmas lights, breast pump.

 

 
The Good
A real powerful
All-round protection
Ultra compact
Widely appliction
The Bad
It does not have cons at all.
 

How long is the minimum warranty period for an average portable 12v power supply?

We think that a two-year warranty is more than enough for a decent portable 12v power supply. There are many premium options with a lifetime warranty, but we do not think that it is necessary. We recommend you to simply replace portable 12v power supply with a new one after some time.

 

 
№ 2. Portable Generator Power Inverter 42000mah 155wh Rechargeable Battery Pack Emergency Power Supply for Outdoor Camping Home Charged By Solar Panel Wall Outlet Car with 110v Ac Outlet 3 Dc 12v Usb Port

Safety guarantee: ultra safety technology provide you with complete protection. Intelligent circuit design protects against short circuiting, over-heating, over-currents, and over-charging, keep you and the battery safe. Multi-capacity power station for camping: 42000mah 155wh power station with 3 usb ports (5v.3.1a shared with 3 ports) can charge phones, ipad, gps, mp3, camera, rc helicopter etc when traveling; 3 dc (direct current) ports can help for car cleaning and car tire changing etc. Powerful flashlight provide you about 125 hours lighting on your camping night. Small outdoor generator: it is compact and light weight, easy to put it in backpack, rv and camper. Besides, it is easily be recharged by solar panel(13v-24v/50w) or by wall outlet(7-8 hours fully charged, power adapter included)or by car 12v adapter(car charger included). Friendly notice: the solar panel is not included, you need to buy separately.

Multifunctional battery pack, great emergency power supply: super power bank, it not only can charge dc devices(180w max), but also ac (alternating current) appliances(100w max) like laptops, fan, lights, mini refrigerator, cpap machine (use dc-dc converter from your cpap would get longer hours), great power backup for emergency like home power outages, hurricanes and so on.

 

 
The Good
Multifunctional battery pack
We provides you
Safety guarantee
Small outdoor generator
The Bad
It costs too much money.
Lacks many useful features.
 

 

 

Multi-functional: 2pcs 110v ac outlet with purely sine wave(max 200w) + 2pcs 12v dc ports(total max 120w) + 4pcs usb ports, capable of powering your mobiles, laptops, lamps, toast maker, coffee machine, mini fridges, fans while camping or hiking. High battery capacity + small size: 42000mah(155wh) grade a lithium battery supply long time power(if power a 10w lamp, it’s can power 155wh.0.8(power loss)/10w 12.4hours), easy carry only 1.5kg net weight with size 200.145.46mm. Purely sine wave: better than modified sine wave, cleaner current in your hands; it prevents crashes in computers, reduces noises in fans, tv and other devices and it is compatible with more gears. Warranty: 12 month warranty, please email to USA for any problem.

Satety guaranteed: battery management system (bms) undertakes voltage control, current control, temperature control and more advanced safety operations, ensuring complete protection for you and your devices.

 

 
The Good
Purely sine wave
Satety guaranteed
High battery capacity + small size
The Bad
Warranty period is hilariously low.
The material quickly heats up, making the product impossible to use in summer.
 

 

 
№ 4. 346WH Portable UPS Battery Backup Generator, Rechargeable Power Source Inverter with 110v 500w Ac Outlet, 12v Car, Usb Output, Car Jump Starter for Camping -orange

, versatile outputs: pure-sine wave inverter.3 three-prong 110v receptacles (for devices up to 500watt/0.67hp).4 dc 12v ports.4 usb ports.1w led flashlight, car emergency jump starter, emergency power generator around you. , on line ups: backup battery ups surge protection for desktop pc, workstations, networking devices and home entertainment systems. Safeguards valuable documents, photos, videos, and music files, playstation from loss or damage due to power outage. , rechargeable battery, no gasoline required: recharge from included wall ac outlet.12v car cigarette charger cable( included ) and 40w-100w solar panel, sold separately).

Portable power supply: build-in high capacity 12v / 31ah / 346wh lithium-ion battery, off-grid power supply for camping cpap or emergency backup, cameras, lamps, phones, laptops, tvs, mini fridges, scoorter, quadrotor, filming photography lighting, playstation etc.

 

 
The Good
Portable power supply
Safety guaranteed
The Bad
Professionals will not find it useful.
 

 

 
№ 5. Jacknthe 200W Car Power Inverter DC 12V to AC 110V Converter for Car with 9.6a 4 Usb Ports Car Charger Adapter, 2 Ac Outlets and Digital Display

Safety protection: built in fuses to protect your devices, the digital display can smart show voltage, temperature, and current. Safely charging provides protection against overheating, overload, over current, low and over voltage and short circuit to protect your connecting devices. Ultra silent fan: bi-directional heat dissipation, the special ultra silent design of low noise and large cooling area, more comfortable and safer using experience supply for you. Compact design: just about 6.1 x 3.0 x 1.2 inches for space saving and easy storage, extremely portable and lightweight. 2 USA ac outlets and 9.6a 4 usb ports with built-in smart chip greatly quick charging for 6 applications simultaneously.

Using the environmental protection shell design, grinding process as well. It s very stable, durable, reliable and safety in using.1 year warranty.

 

 
The Good
Ultra silent fan
Compact design
Safety protection
2 USA ac outlets
The Bad
Takes a lot of time to get used to.
 

 

 
№ 6. Rockpals 250-Watt Portable Generator Rechargeable Lithium Battery Pack Solar Generator with 110v Ac Outlet, 12v Car, Usb Output Off-grid Power Supply for Cpap Backup Camping Emergency

Pure sine wave inverter: better than modified sine wave and clean power like utility supplied electricity. Inductive loads like microwaves and motors run faster, quieter and cooler. Reduces audible and electrical noise in fans, fluorescent lights, audio amplifiers, tv, fax and answering machines. And it is a gas-free source of portable power supply, it runs quiet (the cooling fan on the side of generator will make a slight sound when working), no exhaust fumes. High capacity lightweight lithium power pack: 222wh(3.7v 60ah/12v 18.5ah) lithium polymer batteries and weights 5.5lb. Powerful enough to charge smartphones 25 times, laptops 3-5 times.32″ tvs 2-3 hours, mini-refrigerator or other small appliances, lights, and more (ac output). This solar generator is also very handy to be put on your rv, camper and perfect for emergencies, camping or wherever you need power. Easily rechargeable via the sun or wall: 1)the solar generator can be recharged from the sun with any compatible 50w or 100w solar panel (sold separately). 2) this battery pack can be fully charged in 8 hours by being plugged into wall outlet.

Upgraded 250-watt powerful ac, usb adn 12v ouputs: comparing similar battery powered generators, rockpals portable generator has upgraded the ac output to 250w continuous (300w surge max) dual ac outputs, built-in 2x usb 2.1a and 4x dc 12v ports. Perfect emergency backup power for home/ travel/ camping, charging up your tablets, iphone, ipad, laptops, fans, tv, lights and cpap machine (, use dc-dc converter from your cpap would get longer hours).

 

 
The Good
Easily rechargeable via the sun or wall
Upgraded 250-watt powerful ac
Pure sine wave inverter
High capacity lightweight lithium power pack
The Bad
It is easy to break because of poor assembly.
Not suitable for short people due to the enormous size.
 

 

 

Multi-protection, built-in fuse to protect your device, safe charging design provides protection against, overheating, under and over voltage charging, short circuiting, overloads, and overcharging. Metal housing, durable metal housing provides advanced protection from drops and bumps. Integrated very silent cooling fan helps reduce heat and prevents shortages. Travel kit, just about credit card size 3.2×2.5×1.5 inches, space-saving and easy storage, with aluminum shell esign, extremely portable and lightweight at only 8 oz+. 150w inverter for car, premium 150w car power inverter 1x 110v ac outlets and 2 x 5v. Dc usb ports (2.1a x 1a) for charging laptop, breast pump and other electronic devices, max 3.1a.

What you get.150w car power inverter, user manual.18 months warranty.30 days no question asked money back and 100% customer service.

 

 
The Good
150w inverter
Metal housing
The Bad
Quickly becomes wet due to cheap materials.
 

Do I need to worry when buying a portable 12v power supply online?

Nowadays, online shopping is completely safe. In fact, it might even be safer than regular shopping, since you do not have to leave your home to buy products you need. There is nothing dangerous in buying portable 12v power supply. After all, you can always get a refund if you will not like the model you bought or you received it in a malfunctioning condition.

Should I get a portable 12v power supply with a lifetime warranty?

Every manufacturer offer various warranty terms. Some companies sell portable 12v power supplywith a lifetime warranty, while the others only offer one-year or two-year protection. The cheapest models usually do not have any warranties at all. We think that five-year warranty is more than enough for the most portable 12v power supply.

How to get a refund for a portable 12v power supply?

Shop has a customer-friendly return policy, which means that you will not have any difficulties returning your money. If there is something wrong with your portable 12v power supply, you only need to contact the customer support and ask for a refund. However, you should carefully read the item’s description before buying a portable 12v power supply.

What should be my main choice criteria when buying a portable 12v power supply?

One of the most important factor of any portable 12v power supply is its material. It has to be durable and easy to clean. If you want to find a portable 12v power supply that will serve you for many years, you will have to buy an expensive model made out of the best materials.

Meet the Author
My name is Diana Pierce and I am a Electronic Service Technician. I graduated from Southwestern Community College - Sylva, NC.

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diana@nordfalcon.com
276 5th Ave Suite 704 New York, NY 10001
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