Best 7v power supply Reviews

Buying the right 7v power supply is not such an easy task with the huge amount of 7v power supply available that are competing for your wallet – we tried to make this task easier for you by selecting out top 10 (And extended top 30) of the best 7v power supply money can buy.

How did we came up with our list for the best 7v power supply? we took into account all the different factors such as price, review score, overall rating score, specs and more. if you think we missed something – please contact us and we will look into it

Best 7v power supply Top 10 pick

Last update on 2018-02-10 / Affiliate links / Images from Amazon Product Advertising API - More info

 7v power supply Best extended Pick

SaleBestseller No. 1Bestseller No. 1
ZOZO™ 12W 3V-12V Regulated Multi Voltage Switching Replacement Power AC Adapter for Household Electronics Routers Speakers CCTV Cameras Smart Phone USB Charging Devices
518 Reviews
ZOZO™ 12W 3V-12V Regulated Multi Voltage Switching Replacement Power AC Adapter for Household Electronics Routers Speakers CCTV Cameras Smart Phone USB Charging Devices
  • Multi Voltage 12W replacement power adapter for many kinds of small household electronics, like Router, Speaker, CCTV camera system, LED strips and other compatible devices. We especially add a micro USB plug, it will give much convenience for powering most smart phones and tablets.
  • Input:110-240V, Output: 3V, 4.5V, 5V, 6V, 7.5V, 9V, 12V, Max 12W. DC Plugs Dimension: 5.5x2.5mm, 5.5x2.1mm, 4.0x1.7mm, 3.5x1.35mm, 2.35x0.75mm, and 1 Micro USB plug. The choosing plugs are very popular used in daily life, meet your power needs for lots of small digital devices at home. With these plugs and different voltage output, you can save a lot of buying different voltage ac adapters
  • [IMPORTANT] DC Plug Polarity: inner Positive(+), outer Negative(-). The Polarity is not compatible ALL Devices. Some musical device requires inner Negative and outer positive (totally opposite), please check carefully before buying. Any using problems, please contact us before returning. We always stand behind
  • [Choose Correct Voltage before Powering] Small household appliances usually don't have circuit protection, if with the wrong voltage, may damage your device. It is important to choose the right voltage before powering your device. If your device use Alkaline battery AA or AAA , then each piece is 1.5V, 2 piece choose 3V, 3 piece choose 4.5V, 4 piece choose 6V, etc
  • Package include: 1 x 12W Multi Voltage Ac Adapter, 6 x Plugs, 1 x Iron Sheet
Bestseller No. 2Bestseller No. 2
[HAIY]30W universal adapter power Upgraded Version Power Supply with 8 Plugs and 5V2.1A USB Port,for 3V-12V celectable multi voltages adapter power
  • 1.multi voltagers power adapter, AC input 100V-120V 0.25A 50/60Hz,OUTPUT:3V/4.5V/5V/6V/7.5V/9V/12V. Advanced secure technique, with full PROTECTION of over Voltages/ over Current/ short Circuits/ over Temperature.
  • 2.Upgraded version power Made of Compact Material .The newly designed adapter plug makes the adapter easier to insert, the new 57.1-inch cable length, and increases the magnetic ring and LED terminal connector.This item can also be used as an adapter because of a USB port added.
  • 3. 8 selectable adapter tips. Applicable to all kinds of home appliances,Such as router ,switch ,CCTV CAMERA ,networking HUB,12v MP3,MP4,Electric toys, Router, Etc
  • 4.Choose Correct Voltage before Powering. Small household appliances usually don't have circuit protection, if with the wrong voltage, may damage your device. It is important to choose the right voltage before powering your device. If your device use Alkaline battery AA or AAA , then each piece is 1.5V, 2 piece choose 3V, 3 piece choose 4.5V, 4 piece choose 6V, etc
  • 5.if you have any questions,please contact us freely,We will take responsibility to resolve it for you.
SaleBestseller No. 3Bestseller No. 3
GutReise 100-240V TO 3V,4.5V,5V,6V,7.5V,9V,12V 30W Universal Adjustable AC/DC Charger Adapter Switching Power Supply +5V 2.1A USB Port with 8 Selectable Adapter Tips
13 Reviews
GutReise 100-240V TO 3V,4.5V,5V,6V,7.5V,9V,12V 30W Universal Adjustable AC/DC Charger Adapter Switching Power Supply +5V 2.1A USB Port with 8 Selectable Adapter Tips
  • @Universal US PLUG AC/DC 110-240V Adapter .Input:100-240V 0.25A 50/60Hz, DC Output:3V/4.5V/5V/6V/7.5V/9V/12V.USB port:5V 2.1A.
  • @30W adapter use for Household Electronics, Tablet PC, Scales, Routers, Speakers, LED Strip Lights, lamps ,CCTV camera system, USB Charging Camera, Smart phones and so on.
  • @With 8 Selectable Adapter Plugs.DC Plug Polarity: inner Positive(+), outer Negative(-), Polarity is Not reversible
  • @USE For Below 30W device.if the device over 30W can not work.
  • @Item net weight 142g.Cord Length: 1.1 meters(about 43.3 inch)
Bestseller No. 4Bestseller No. 4
Vlio 30W 3V-12V Regulated Multi Voltage Switching Power AC/DC Adapter includes 6 detachable DC output plugs for Household Electronics Routers Speakers CCTV Cameras Smart Phone USB Charging Devices
2 Reviews
Vlio 30W 3V-12V Regulated Multi Voltage Switching Power AC/DC Adapter includes 6 detachable DC output plugs for Household Electronics Routers Speakers CCTV Cameras Smart Phone USB Charging Devices
  • Input:110-240V, Output: 3V, 4.5V, 5V, 6V, 7.5V, 9V, 12V, Max 30W. USB port 5.0v 2.1A,You can easily set the voltage by a little key, which included with the adapter.
  • Equipped with 6 adapter plugs, the different size will fit for your appliances well, and solve your various problems.
  • With safe and multiple function, it's easy to operate, and the adapter is very durable, it's secure to use. [Attention: If you are looking for an Negative This 6 adapters in1, which can largely save your space and the one can replace a lot chargers. DC Plugs Dimension: 5.5x2.5mm, 5.5x2.1mm, 4.0x1.7mm, 3.5x1.35mm, 2.35x0.75mm, and 1 Micro USB plug
  • DC Plug Polarity: inner Positive(+), outer Negative(-). The Polarity is not compatible ALL Devices. Some musical device requires inner Negative and outer positive (totally opposite).
  • Package include: 1 x 30W Multi Voltage Ac Adapter, 6 x Plugs, 1 x Iron Sheet
Bestseller No. 5Bestseller No. 5
SoulBay 12W Universal Muti Voltage AC/DC Adapter Switching Power Supply with 6 Selectable Adapter Plugs, Suitable for 3 V to 12 V Device
292 Reviews
SoulBay 12W Universal Muti Voltage AC/DC Adapter Switching Power Supply with 6 Selectable Adapter Plugs, Suitable for 3 V to 12 V Device
  • This AC/DC adapter can apply to most appliances, which the efficient voltage is from 3V to 12V.
  • This adapter output is 3V/4.5V/5V/6V/7.5V/9V/12V. You can easily set the voltage by a little key, which included with the adapter.
  • Equipped with 6 adapter plugs, the different size will fit for your appliances well, and solve your various problems.
  • With safe and multiple function, it's easy to operate, and the adapter is very durable, it's secure to use. [Attention: If you are looking for an Centra Negative 12W Adapter, please kindly search B01N6327JN or www.amazon.com/dp/B01N6327JN.
  • This 6 adapters in1, which can largely save your space and the one can replace a lot adapters. Attention: DC Plug Polarity: inner Positive(+), outer Negative(-), Polarity is irreversible.
Bestseller No. 6Bestseller No. 6
ESSOY Universal 30W 3V-12V Regulated Multi Voltage Replacement AC to DC Adapter Switching Power Adapter with Six Adapter Plugs
4 Reviews
ESSOY Universal 30W 3V-12V Regulated Multi Voltage Replacement AC to DC Adapter Switching Power Adapter with Six Adapter Plugs
  • Universal AC Plug-in Adapter Power: 30W
  • nput:AC 100V to 240V, 0.2A, 50/60Hz; Output: 3V/4.5V/6V/7.5V/9V/12V,You can easily set the voltage
  • Six detachable DC output plugs: 6x3mm、5.5x2.5mm、5.5x2.5mm core pin、4.0x1.7mm、3.5mm mono、3.5X1.35mm
  • Length of cable is 115cm
  • Six detachable DC output plugs, so that it will fits 95% of AC/DC appliances,Such as 3V to 12V Household Electronics, Tablet PC, Scales, Routers, Speakers, LED Strip Lights, CCTV camera system, USB Charging Camera, Smart phones and so on.
Bestseller No. 7Bestseller No. 7
US Plug 30W Universal AC DC Adapter Plug Power Charger Multi Voltage Power Supply USB Port 3V-12V
1 Reviews
US Plug 30W Universal AC DC Adapter Plug Power Charger Multi Voltage Power Supply USB Port 3V-12V
  • Adapter Input: AC 100V~240V 0.25A 50/60Hz, DC Output: 3V/4.5V/5V/6V/7.5V/9V/12V.
  • Six detachable DC output plugs make it fit many different appliances, Such as 3V to 12V Household Electronics, Scales, Routers, Speakers, LED Strip Lights, CCTV camera system, USB Charging Camera, and so on.【NOT compatible with laptop or other high power equipment】
  • Comes with one 5.0V 2.1A USB port, Perfect for USB Charging Devices.
  • Six detachable DC output plugs: 2.5*0.7mm, 3.0*1.1mm, 3.5*1.35mm, 4.0*1.7mm, 5.0*2.1mm, 5.5*2.5mm with USB port: 5.0V 2.1A.
  • [CAUTION] DC Plug Polarity: inner Positive(+), outer Negative(-). Polarity is irreversible. The Polarity is not compatible with ALL Devices. Some musical device requires inner Negative and outer positive (totally opposite), please check carefully before buying.
Bestseller No. 8Bestseller No. 8
[New Version] SoulBay 12W Universal AC/DC Adapter Switching Regulated Power Supply with 7 Selectable Adapter Plugs, 1000mA Max, 5 ft Charging Cable - for 3-12V Household Electronics Device
12 Reviews
[New Version] SoulBay 12W Universal AC/DC Adapter Switching Regulated Power Supply with 7 Selectable Adapter Plugs, 1000mA Max, 5 ft Charging Cable - for 3-12V Household Electronics Device
  • AC Input: 100-240V 50/60 Hz 1000mA, DC Output: 3V/ 4.5V/ 5V/ 6V/ 7.5V/ 9V/ 12V - 1A max. You can easily set the voltage via a little key included in the package.
  • Safe to Use - This ac replacement power adapter PROVIDES a range of voltages, interchangeable tips, FULL PROTECTION of over Voltages/ over Current/ short Circuits/ over Temperature.
  • Widely Applications - This AC adapter with multi voltage, multi tips, can apply to most appliances that the efficient voltage is from 3V to 12V. Such as some household electronics, routers, speakers, baby monitor, usb port GPS, camera, Security Camera CCTV and more usages.
  • Compact design - Made of Durable and high quality material. Smaller than UC04U model, not bulky. Adopts Straght plug, 1.5m charging cord in length, more convenient!
  • 7-in-1 dc adapter - comes with 7 adapter plugs, the different size will fit for your appliances well, and solve your various problems. You can largely save your space and this one can replace a lot chargers. NOTE: Should there is any product quality issue, please keep free to contact us anytime and we'll assit you!
Bestseller No. 9Bestseller No. 9
Velleman PSSMV1USA 3-12Vdc Switching Power Supply
793 Reviews
Velleman PSSMV1USA 3-12Vdc Switching Power Supply
  • Small, compact, and does not block other outlets
  • Consistently produces the exact voltage it is set for
  • Versatile switching power supply that runs cool
Bestseller No. 10Bestseller No. 10
Universal Wall Plug-in Adapter 30W AC to DC Power Supply Charger Adapter with USB 3V to 12V Replacement Multi Voltage Power Supply for Phone Tablet PC Routers Speakers LCD CCTV Cameras
  • Multi-Voltage: This adapter has 7 grades output : 3V, 4.5V, 5V, 6V, 7.5V, 9V, 12V, and a micro USB 5V 2.1A plug in. Choosing the correct VOLTAGE for you device and change it by the switch on the side of the adapter before plugging it in.
  • Multi DC Tips: This universal plug in adapter includes 6pcs DC tips: 2.5*0.7mm, 3.0*1.1mm, 3.5*1.35mm, 3.5*1.5mm, 5.0*2.1mm, 5.5*2.5mm. Please make sure your device is one of these size jacks on it for proper fit and the standard center positive polarity.
  • Multi-Usage: This switching power adapter supply many kinds of small electronic devices, like Router, Point Reading Machine, Children¡¯s Toys, PC, Camera, Monitors, Radio, Model Airplane, UAV, and other compatible devices.
  • Input: AC 110-240V, please adjust the corresponding voltage while use, and choose the the proper adapter you need
  • Package: 1 x Universal adapter, 6 x DC Tips, 1 x Key
Bestseller No. 11Bestseller No. 11
T-Power (6.6ft Long Cable) DC AC Adapter FOR Slingbox PRO-HD SB300-100 Slingbox PRO-HD/ SOLO SlingCatcher / Ktec KSAFF0500400W1US 050300 EPSA050300U SB300-100 SB260-100, SC100-100, Sling Media
62 Reviews
T-Power (6.6ft Long Cable) DC AC Adapter FOR Slingbox PRO-HD SB300-100 Slingbox PRO-HD/ SOLO SlingCatcher / Ktec KSAFF0500400W1US 050300 EPSA050300U SB300-100 SB260-100, SC100-100, Sling Media
  • T-Power (TM) Made with the highest quality (( Extra Long 6.6ft cable cord )) Total Cord Length Is Extended to 6.6 ft
  • Brand-new Input Voltage Range: AC 100V - 240V
  • CE/FCC/RoHS certified
  • 1-year limited warranty.
  • Compatible with : Slingbox PRO-HD / SOLO / SlingCatcher / Ktec KSAFF0500400W1US 050300 EPSA050300U SB300-100 SB260-100, SC100-100, Sling Media
Bestseller No. 12Bestseller No. 12
Bsod (3-5)x1W Constant Current 300mA high power LED driver AC 85-165V Output 6-15V External Power supply led Ceiling lamp rectifier transformer (4W)
8 Reviews
Bsod (3-5)x1W Constant Current 300mA high power LED driver AC 85-165V Output 6-15V External Power supply led Ceiling lamp rectifier transformer (4W)
  • Brand new and high quality,high power factor,low temperature rise,high efficiency
  • It has no noise ,no flicker ,over-current protection and short circuit protection and comes with connection cables, easy to install.
  • Mainly applicable to LED decorative lighting, building lighting, stage lighting, LED display and theatre.
  • Just make sure the maximum wattage of the strip light does not exceed the max output power of the LED driver.
  • These LED drivers/transformers are suitable for LED bulbs and also most LED strip lights
Bestseller No. 13Bestseller No. 13
Elegoo MEGA 2560 R3 Board ATmega2560 ATMEGA16U2 + USB Cable for Arduino
127 Reviews
Elegoo MEGA 2560 R3 Board ATmega2560 ATMEGA16U2 + USB Cable for Arduino
  • The mega is 100 percent compatible with Arduino and most shields designed for the Arduino Mega2560 R3
  • The chip is Atmega2560-16au and Atmega16u2, same with the official version
  • Stronger reset circuit. Use 5.5 * 2.1Mm dc barrel jack (compatible with 5.5 * 2.5Mm dc barrel jack)
  • It contains everything needed to support the microcontroller; simply connect it to a computer with a USB cable or power it with an AC-to-DC adapter or battery to get started
Bestseller No. 14Bestseller No. 14
Upgraded 30W Universal Multi Voltage AC/DC Adapter Switching Power Supply with 8 Selectable Tips with Micro USB Plug and LED Terminal Connector for 3V to 12V Household Electronics
  • Adapter Input: AC 100V~240V 0.25A 50/60Hz, DC Output: 3V/4.5V/5V/6V/7.5V/9V/12V.
  • 8 interchangeable DC output plugs: 2.5*0.7mm, 3.0*1.1mm, 3.5*1.35mm, 4.0*1.7mm, 5.5*2.1mm, 5.5*2.5mm,micro USB plug and LED terminal connector.
  • The 8 interchangeable tips can fit 95% 3V-12V AC/DC home appliances,such as scales, routers, speakers, LED strip lights, CCTV camera system,USB charging camera,etc
  • 5.0V 2.1A USB port, Perfect for USB Charging Devices.
  • 【CAUTION】 DC Plug Polarity: inner Positive(+), outer Negative(-). Polarity is irreversible. The Polarity is not compatible with ALL Devices. Some musical device requires inner Negative and outer positive (totally opposite), please check carefully before buying.
Bestseller No. 15Bestseller No. 15
3-12V DC Switching Power Supply By Electronix Express
8 Reviews
3-12V DC Switching Power Supply By Electronix Express
  • Versatile switching power supply that runs cool
  • Small and compact, will not block other outlets
  • Output voltages of: 3, 5, 6, 7.5, 9, 12V DC
  • Supply voltage: 100 ~ 230V AC 15% Power: 10W
  • Short-circuit and overload protection
Bestseller No. 16Bestseller No. 16
Variable/Universal DC Voltage (3V, 4.5V, 5V, 6V, 7.5V, 9V, 12V) Power Supply with Six Different Plug Types
1 Reviews
Variable/Universal DC Voltage (3V, 4.5V, 5V, 6V, 7.5V, 9V, 12V) Power Supply with Six Different Plug Types
  • Input: 100-240V AC, 50-60 Hz, 0.2 Amps, Type A US Plug
  • Output: DC Voltage selector for 3V, 4.5V, 5V, 6V, 7.5V, 9V and 12V (1.2 Amps / 15 Watts). The slotted key allows you to change the voltage.
  • Cable: 4 foot cable and snap in plugs for 5.5mm x 2.5mm, 5.5mm x 2.1mm, 4.0mm x 1.7mm, 3.5mm x 1.35mm, 3.0mm x 1.1mm and 2.5mm x 0.7mm
  • This is the power adapter for you if you've ever found yourself with a low voltage DC device (router, router extender, baby monitor, power tooth brush charger, cordless phone base, etc..) and a misplaced power adapter. While you are looking for a matching power adapter you'll find that they all seem to have a slightly different voltage between 3V-12V and slightly different plug. You might find one that matches the voltage but not the plug. It almost seems like a conspiracy!
  • With this adapter you can adjust the voltage and the base to the device. Most devices have the voltage listed right beside the plug if you look carefully. This power adapter is not for use for laptops.
Bestseller No. 17Bestseller No. 17
DIGOO DG-UA10 Universal Charger Switching Power Supply with 10 Selectable Adapter, Micro USB Plug, Multi Voltage for AC/DC3-12V Household Electronics
19 Reviews
DIGOO DG-UA10 Universal Charger Switching Power Supply with 10 Selectable Adapter, Micro USB Plug, Multi Voltage for AC/DC3-12V Household Electronics
  • - All-in-one Adapter: It can compatible with lots of devices. It applies to the mini camera,router, NVR, mini fan, electronic calendar, Bluetooth speakers,portable radio,weather station, so on. 10 plugs supply fit for your different size appliances well. It can save your money, space and time to find different chargers in your urgent need.
  • - Seven voltage switchable&: We use the width modulation type voltage regulation mode, Multi voltage for 7-12v household electronics. (2V, 4.5V, 5V, 6V, 7.5V, 9V, 12V)
  • - Wide voltage design& Charging without boundaries: It can apply to 50HZ&60HZ, AC100-200V wide voltage input, for different countries and regions of the power supply need.
  • - High quality material: Made of Durable and high quality material. It uses ABS with PC plastic material with a long life, no potential safety hazard. It is convenient with a small size(92mm x 46mm x 36mm / 3.7" x 1.8" x 1.4"), not bulky
  • - Full protection: Protect Voltages / Over Current / Short Circuits / Over Temperature. The power supply is mainly based on safety and stability, with high conversion efficiency, low standby loss, long life span.
Bestseller No. 18Bestseller No. 18
Yeeco DC 10A 150W Adjustable Buck Step Down Converter 7V-36V to 1.5-35V LCD Digital Display Volt Transformer Testing Gauge Constant Voltage Regulator Voltage Current Monitor Power Supply Module Board
62 Reviews
Yeeco DC 10A 150W Adjustable Buck Step Down Converter 7V-36V to 1.5-35V LCD Digital Display Volt Transformer Testing Gauge Constant Voltage Regulator Voltage Current Monitor Power Supply Module Board
  • Wide input voltage: 7V-36V; Output voltage: 1.5-35V; The maximum output current is 5A; The maximum output power is 150W
  • The module adopt the delicated crystal shell and the LCD digital display, can full-screen display voltage and current; surrounded by hollow design, good to the heat dissipation
  • The conversion efficiency up to 95%; the operating temperature: -20 ~ +75 degrees
  • With the calibration function and short-circuit protection, easy to operate; the shell floor has a fan openings, can add fan to strengthen the heat dissipation
  • Widely suitable for high-power LED constant current drive, solar panels, wind turbines etc
Bestseller No. 19Bestseller No. 19
Regulated 30W Universal Adapter Adjustable Switching Power Transformer 3V-12V, Supply with 6 DC Adapter Tips & USB Plug Replacement for Phone Household Electronics and Rechargeable Devices
  • Protection: SCP, OVP, OCP, OTP
  • Input:100-240V. Output: 3V, 4.5V, 5V, 6V, 7.5V, 9V, 12V. USB Output:5V 2.1A
  • leapara regulated 30W Universal AC/DC Adapter is ideal power adapter replacement for many kinds of small power household electronics, Such as LED strips, electronic devices etc.
  • DC Tips size: 2.5x0.7mm 3.0x1.1mm 3.5x1.35mm 4.0x1.7mm 5.0x2.1mm 5.5x2.5mm. with these 6 popular DC tips, it will be very convenient for you to meet needs of many different power household appliances and saving your money definitely
  • After sales service: If you're not satisfied with our products, Please contact us and we will give you a refund or replacement within 12 months of purchase.
Bestseller No. 20Bestseller No. 20
Seven Star 1.5V, 3V, 4.5V, 6V, 7.5V, 9V, 12V DC, 500mA Regulated Universal AC to DC Converter with Multiple Connector Ends
270 Reviews
Seven Star 1.5V, 3V, 4.5V, 6V, 7.5V, 9V, 12V DC, 500mA Regulated Universal AC to DC Converter with Multiple Connector Ends
  • Output voltages: 1.5, 3, 4.5, 6, 7.5, 9 or 12 volt DC
  • Up to 500mA
  • Seven Star Universal AC Adapter AC/DC AC Adapters & Power Cords

Last update on 2018-02-09 / Affiliate links / Images from Amazon Product Advertising API - More info

 

What to pay attention to when buying a new 7v power supply?

Good things about buying a new 7v power supply on Amazon is that you can look and compare reviews of shoppers just like you that already tried using the product.we highly recommended you take a close look for the reviews and see if this 7v power supply fit your specific needs.

 

What is the minimum time of warranty you recommended when buying a new 7v power supply?

We like to go with a minimum of 2 years warranty when buying a new 7v power supply. there is really no need to for a life time warranty as with any product there is some tear&ware and it’s ok to replace a 7v power supply.

How much am I suppose to spend on new 7v power supply?

Remember that buying a good 7v power supply is a one time purchase (hopefully) and in addition it is something that you use on a daily basis. you don’t want to save $5 on an item like this – so always go for the best 7v power supply you can afford to buy.

 

What is the refund policy when buying a 7v power supply?

Amazon have a great refund policy if there anything wrong with your new 7v power supply buy in any case we suggest you read carefully the guaranty offered by each specific merchant and make a smart buying decision. as a general rule you can buy with confidence at the Amazon market place.

Is it a wise idea buying 7v power supply online?

Personally I do most of my shopping online and buying 7v power supply is no difference to me. it’s so easy seeing all the different reviews, comparing different products and making a wise buying decision.

 

How did you make this 7v power supply best list?

we looked into many different factors when listing our top 7v power supply. one crucial factor was comparing the price to value aspect. how much exactly we are getting for our money when buying this specific 7v power supply. that was a big one. we also looked into various other factors, such as review score, features, and comparing all the 7v power supply with each other.

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