How to Choose the Best 12v Voltage Converter Buyer's Guide & Reviews

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Best 12v Voltage Converter
Various brands release dozens of new 12v voltage converter every month. Picking the best 12v voltage converter from the variety of choices is hard, so we decided to ease your life. Check out our TOP list of the best products to quickly choose the most suitable 12v voltage converter!

Our team covered all factors of each 12v voltage converter before creating the TOP list of the best 12v voltage converter. The price, warranty period, materials, user reviews and many more aspects of 12v voltage converter were taken into account. With our help, you will be able to make your own choice and buy the most suitable 12v voltage converter for your needs.

These Are The Top 10 12v Voltage Converter of 2018

Rating Image Name and Features Details
5.0
Drok 90010 Waterproof Dc Buck Converter 1. Drok 90010 Waterproof Dc Buck Converter (Editor’s Choice)
With potentiometer on the bottom, which allows you adjust the accuracy with the mini screw, but ensures you won’t easily change its setting when mounted.
Read reviews
4.8
JahyShow Waterproof DC 36V 2. JahyShow Waterproof DC 36V (Easiest to Adjust)
Used on golf cart, club car, motor, speaker, gps, led car display screen, air-conditioner, electric fan, solar energy, dvd, industrial equipment and other 12v devices.
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4.3
Uxcell New Big-size Voltage Converter 3. Uxcell New Big-size Voltage Converter
Over-load, over-current, over-temperature, short-circuit, over-voltage.
Read reviews
4.0
12v To 6v Converter 4. 12v To 6v Converter
Synchronous rectification non-isolated buck module.
Read reviews
4.0
Cllena Dc 48v Step Down To 12v 30a 360w Voltage Reducer Converter 5. Cllena Dc 48v Step Down To 12v 30a 360w Voltage Reducer Converter (Best Transitional Design)
Synchronization rectification technology-multiple intelligent protection function with high conversion efficiency and stability.
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3.8
Drok Waterproof Synchronous Dc-dc Converter 6. Drok Waterproof Synchronous Dc-dc Converter
Using a mini screwdriver to increase or decrease output voltage by adjusting the potentiometer screw, clockwise to step up voltage and counterclockwise to step down voltage.
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3.5
Jahyshow Us Ship Dc To Dc 12v Step Up To 24v 3a 72w Waterproof Converter 7. Jahyshow Us Ship Dc To Dc 12v Step Up To 24v 3a 72w Waterproof Converter
Waterproof housing makes the converter ideal for use in a wide range of applications including vehicles, security systems, hospital equipment, telecommunications etc, and commonly used for radio, speaker system, club car, electric bike, solar panel, led lights an so on.
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3.3
Dc Converter 8. Dc Converter (Highest Performance)
Dc8-20v, (12v changes to 5v).
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3.0
JahyShow Waterproof DC DC 24V 9. JahyShow Waterproof DC DC 24V (Best Classic Design)
Compact and solid design, wiring diagram labeled on the back, easy to wire up, no humming or shutdown during using.
Read reviews
3.0
Drok Waterproof Auto Vehicle Voltage Reducer Dc-dc Buck Converter 10. Drok Waterproof Auto Vehicle Voltage Reducer Dc-dc Buck Converter
Input voltage must be greater of 6.3-22v than output voltage and make sure at least 3v voltage difference.
Read reviews

 

 

 
№ 1. Drok 90010 Waterproof Dc Buck Converter Voltage Regulator 8-22v to 1-15v 5v 12v 3a Adjustable Output Power Supply Transformer

With potentiometer on the bottom, which allows you adjust the accuracy with the mini screw, but ensures you won’t easily change its setting when mounted. Perfect for electronic hobby project, wide application, you can use it on radio, car audio, led display, motor, cell phone, etc. With reversed-connection protection, over-current protection, over-heating protection and over-voltage protection, hence is safe to use. Fully sealed, outer enclosure acts as a heat sink, specially made to be waterproof, anti-shock, anti-humidity and dust-proof, more durable. Uses synchronous rectification technology, has high conversion efficiency and stable performance; the input should be at least 3v higher than output.

 

 
GOOD
Fully sealed
Uses synchronous rectification technology
With reversed-connection protection
With potentiometer on
BAD
I have not had any problems.
 

 

 
№ 2. JahyShow Waterproof DC 36V (30v-50v) to Dc 12v 10a 120w Car Power Supply Module Voltage Converter Regulator Electronic Transformer

Dc/dc voltage reducer step down power converter 36v to 12v.10a.120w, made of first class aluminum. Over 90% power conversion efficiency, with the protection of input momentary high voltage, output over current and short circuit, over heat. Protections: over-load, over-current, over-temperature, short-circuit, over-voltage. Built-in over-voltage, under-voltage, overload, over-heat and short circuit protection. Die-cast aluminum shell, anti-shock, and moisture-proof and has stronger durability. 100% waterproof (ip67) and shockproof, damp-proof and anti-dust.90% of high transfer efficiency and stable performance. Waterproof housing makes the converter ideal for use in a wide range of applications including vehicles, security systems, hospital equipment, telecommunications etc, and commonly used for radio, speaker system, club car, electric bike, solar panel, led lights an so on, wide application: used on golf cart, club car, motor, speaker, gps, led car display screen, air-conditioner, electric fan, solar energy, dvd, industrial equipment and other 12v devices.

Epoxy potting, seismic, water, moisture, dust, long term stable and reliable quality, small size, high efficiency, easy installation: there are 4 wires, red wire is for the input +, black wire is for the input – ; yellow wire is for the output +, black wire is for the output – compact and solid design, wiring diagram labeled on the back, easy to wire up, no humming or shutdown during using.

 

 
GOOD
Dc/dc voltage reducer step down power converter 36v
Epoxy potting
Die-cast aluminum shell
Over 90% power conversion efficiency
BAD
It is a bit pricey in comparison with other models.
May be uncomfortable for tall people.
 

 

 
№ 3. Uxcell New Big-size Voltage Converter Regulator Dc Dc Dc 48v Step-down to Dc 12v 30a 360w Buck Transformer Waterproof

Protections: over-load, over-current, over-temperature, short-circuit, over-voltage. Auto-recovery when device is back to normal operating; high transfer efficiency of 95% max. Widely used in bus, cmb, large trucks, motor, solar generate electricity, display screen of bus and taxi, car audio device. Die-cast aluminum shell, anti-shock, and moisture-proof and has stronger durability. Waterproof ip68 voltage converter regulator dc 48v to dc 12v 30a 360w.

 

 
GOOD
Widely used in bus
Die-cast aluminum shell
Auto-recovery when device is back
BAD
Considering the price, the material quality could be better.
 

How safe is it to purchase 12v voltage converter?

Buying 12v voltage converter is 100% safe. You are completely wrong if you think that it may be dangerous. There are zero risks in buying 12v voltage converter online because you can always get a refund from the customer support service. If you still have doubts, check the reputation of a seller to be sure that your 12v voltage converter will be delivered to you without any trouble.

 

 
№ 4. 12v To 6v Converter, Drok Car Power Converter Dc 9v-22v 12v to Dc 6v Buck Voltage Regulator 3a 18w Waterproof High Efficiency Step Down Volt Module Power Supply

Module properties: synchronous rectification non-isolated buck module. Low consumption: when it is no-load, the voltage reducer consumption is 10-12ma. Drok car power converter input voltage range is dc 9v-22v, output voltage range is dc 6v, output current is 3a, output power is 18w. Special features: the volt transformer is waterproof, dust-proof, shockproof, suitable for all kinds of harsh environments.

 

 
GOOD
Drok car power converter input voltage range is dc 9v-22v
Low consumption
Safe protection
Module properties
Special features
BAD
Requires a lot of space.
 

What do I have to do to receive a refund for a 12v voltage converter?

You can contact a customer support agent of marketplace and ask about a refund for your 12v voltage converter. If you received a broken or wrong 12v voltage converter, you should not have any problems with getting a replacement or refund. To avoid such situations, we recommend you to thoroughly read the description of a 12v voltage converter before making a purchase.

 

 
№ 5. Cllena Dc 48v Step Down To 12v 30a 360w Voltage Reducer Converter, Waterproof Dc Dc Buck Transformer Power Supply

Wide application: large trucks, taxi radio, emu, car audio, lcd tv, advertising screen, led strip lights, monitoring system, motor, solar power, electronic systems and diy etc. Aluminum shell and silicone sealed design: waterproof, anti-shock, anti-humidity and dust-proof, more durable. High conversion efficiency: synchronization rectification technology-multiple intelligent protection function with high conversion efficiency and stability. The conversion efficiency may reach 95%. Protections: over-load, over-current, over-temperature, short-circuit, over-voltage. Input voltage range: dc 30-56v; output voltage: dc 12v(non-adjustable); output current: 30a; output power 360w.

 

 
GOOD
Wide application
Input voltage range
High conversion efficiency
Aluminum shell
BAD
The housing looks too cheap despite the price.
 

 

 
№ 6. Drok Waterproof Synchronous Dc-dc Converter Buck 5.5-32v to 1-27v Voltage Regulator 24v to 12v to 5v 5a Adjustable Vdc Solid Durable Power Supply Board

With over-current protection, with over-heating protection. Dc buck converter: input of 5.5 to 32v dc and output of 1 to 27v dc, such as step down 12v to 5v dc converter.24v to 3.7v/4.2v/5v/6v/9v/12v dc voltage drop, convert 18v solar panel output to 12 volt input for a pond air pump. Synchronous buck converter: sr synchronous rectification volt regulator, high conversion efficiency and low heating. Adjustable dc to dc converter: using a mini screwdriver to increase or decrease output voltage by adjusting the potentiometer screw, clockwise to step up voltage and counterclockwise to step down voltage.

Enclosed waterproof dc power converter: this unit is sealed, all wires were solder connected and sealed in heatshrink tubing, anti-shock, anti-humidity, dust-proof, without any extra worries.

 

 
GOOD
Dc buck converter
Adjustable dc
With over-current protection
Enclosed waterpro
Synchronous buck converter
BAD
Can only be used by one person at a time.
 

 

 

Over 90% power conversion efficiency, with the protection of input momentary high voltage, output over current and short circuit, over heat. Protections: over-load, over-current, over-temperature, short-circuit, over-voltage. Built-in over-voltage, under-voltage, overload, over-heat and short circuit protection. Industry grade dc 12v to 24v 3a 72w step-up converter. Input voltage is 10v-20v and output voltage is 24v, output current is 3a (rated working current). Epoxy potting, seismic, water, moisture, dust, long term stable and reliable quality, small size, high efficiency, easy installation and use.

Waterproof housing makes the converter ideal for use in a wide range of applications including vehicles, security systems, hospital equipment, telecommunications etc, and commonly used for radio, speaker system, club car, electric bike, solar panel, led lights an so on. Die-cast aluminum shell, anti-shock, and moisture-proof and has stronger durability.

 

 
GOOD
Die-cast aluminum shell
Industry grade dc 12v
Over 90% power conversion efficiency
Epoxy potting
BAD
The product is hard to buy because of a low number of official vendors.
 

 

 
№ 8. Dc Converter, Geree Dc Buck Module 12v to 5v 3a Usb Output Step Down Voltage Regulator Charge for Samsung Galaxy ,ipad Iphone 4s 5 6 6 Plus Etc.

Epoxy potting, seismic, water, moisture, dust, long term stable and reliable quality. Geree dc converter warranty-30-day money back guarantee – 12 month replacement warranty – lifetime support guarantee. Input voltage: dc8-20v, (12v changes to 5v); output parameter: dc5v3a.15w, work temperature: -25, +60. Super-thin, small size, high efficiency, easy installation and use. Over voltage, over current, over temperature, short circuit, it can be auto protection, and can work in normal condition when restored.

 

 
GOOD
Geree dc converter warranty-30-day money back guarantee
Epoxy potting
Over voltage
Input voltage
BAD
Was not delivered in time.
 

 

 
№ 9. JahyShow Waterproof DC DC 24V (15v, 40v) Step-down to 12v 10a 120w Car Power Supply Voltage Converter Regulator Electronic Transformer

Commonly used for radio, speaker system, club car, electric bike, solar panel, led lights an so on. Compact and solid design, wiring diagram labeled on the back, easy to wire up, no humming or shutdown during using. With the protection of input momentary high voltage, output over current and short circuit, over heat. Protections: over-load, over-current, over-temperature, short-circuit, over-voltage. Voltage reducer waterproof ip68 converter regulator dc 24v(16v-40v dc) to dc 12v 10a 120w. To 12v.10a, input dc 16-40v.120w, made of first class aluminium. Die-cast aluminum shell, anti-shock, and moisture-proof and has stronger durability.

 

 
GOOD
Die-cast aluminum shell
Voltage reducer waterpro
Commonly used
BAD
Has an outdated design.
 

 

 
№ 10. Drok Waterproof Auto Vehicle Voltage Reducer Dc-dc Buck Converter 12v to 3.3v Step-down Voltage Regulator Transformer 3a 10w Power Supply Module for Car Radio LED Display

Dc-dc buck power converter for converting 12v to 3.3v with over 90% conversion efficiency. Synchronous rectification technology, higher operating efficiency, stable and reliable performance, low heat. Input voltage must be greater of 6.3-22v than output voltage and make sure at least 3v voltage difference. Used in car audio, radio, led screen, toy car, lcd tv, solar energy, electrical fan and etc. Characterized by durable, anti-shock, anti-humidity, waterproof, dust-proof and over current protection.

 

 
GOOD
Input voltage must be greater
Used in car audio
Dc-dc buck power converter
Synchronous rectification technology
Characterized by durable
BAD
Does not have enough color options.
It is more expensive than the most of similar product on the market.
 

How many years should last the warranty period for a 12v voltage converter?

Obviously, it is better to buy 12v voltage converter made by well-known brands that offer longer warranty periods. As soon as your 12v voltage converter breaks, you will not have any problems and should be able to easily repair it for free. On average, manufacturers offer a two-year warranty period for their 12v voltage converter.

What things should I check before buying a 12v voltage converter?

Before making a purchase, you can use marketplace to find out everything you want to know about any specific 12v voltage converter. We like this marketplace for a good reason: this website has a great interface and a “Compare” feature, which makes the process of finding the best 12v voltage converter a lot easier. Do not forget about user reviews: read them to understand whether the chosen 12v voltage converter is suitable for you.

How exactly did you make the TOP list of the best 12v voltage converter?

Our team had to test hundreds of 12v voltage converter while creating this rating list. We compared models from various manufacturers and picked models with the optimal price to quality ratio. Our team wanted to create the list of 12v voltage converter from every price range that offer the best value. We have managed to do this, which made this buying guide useful for all readers.

Meet the Author
My name is Jimmie Henderson and I am a Assembly Operative. I graduated from Duquesne University - Pittsburgh, Pennsylvania

Contact me if you have any questions:
+1 212-396-6223
jimmie@kingbrion.com
276 5th Ave Suite 704 New York, NY 10001
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