The Best 9V 5A Power Supply of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best 9V 5A Power Supply of 2022. Check our ranking below.

2,727 Reviews Scanned

Rank No. #1

COOLM 9V 5A Power Supply Adapter 45W AC 100-240V to DC 9 Volt 5Amp 5 Amp Transformer 9V5A for LED Strip Light CCTV Camera

Input: AC 100-240V 50/60Hz Output: DC 9V 5A 45W; DC interface size: 5.5mm x 2.5mm (Compatible with 5.5x2.1mm DC Port); Pole of DC Plug: Center Positive(+), Outside Negative (-)
It perfect replacement for 3A / 3.5A / 4A / 4.5A as amperage isnt forced. (If your previous Adaptor was less than 5A then this will be a perfect replacement as amperage is NOT Forced).
Widely used to drive 9V LED Strip Light,Security CCTV Camera, LED Driver,LCD monitor, Massage chair, DC motor nd other 9V devices less than 45W.
It are certified by CE / FCC / RoHS certification. We focus on providing quality power products and excellent customer service and Automatic overload cut-off, over voltage cut-off, automatic thermal cut-off, short circuit protection.
Notice: Please check the specifications of your appliance, power input and output voltage and current parameters and DC interface before purchasing. If you do not understand, please contact us in time, we always adhere to and provide quality after-sales support

Rank No. #2

LeTaoXing 9V 5A Power Adapter Supply AC 100V~240V to DC 9 Volt 45W 5amp 9V/5A Converter Transformer with 5.5x2.5mm Plug Cord for Electrical Products

Input: 100V-240V 50/60Hz; Output: 9V DC, 5A Max. AC Power Cord Length: 120cm / 3.6FT, DC Power Cord Length: 110cm / 3.2FT
It perfect replacement for 3A / 3.5A / 4A / 4.5A as amperage isnt forced. (If your previous Adaptor was less than 5A then this will be a perfect replacement as amperage is NOT Forced).
Safety Protection: Short-Circuit Protection, Overload Protection, Over Voltage Protection to protect your device.
What you get: 1pcs 9V 5A Power Supply with cord. If you have any questions with the product, please reach out to me and we will provide you a satisfying solution.
Notice: Please check the specifications of your appliance,DC interface before purchasing.

Rank No. #3

Universal 9V 5A Adapter Power Supply 100-240V AC to DC 9Volt 5000mA 9V 5Amp Transformer 2.1mm X 5.5mm Plug

SPECIFICATIONS: Input 100-240V AC (50-60Hz), Output 9V DC at 5A (45W), perfect for devices requiring 12V power supply
CONNECTOR SIZE: Features a standard 2.1mm x 5.5mm DC plug tip, compatible with many electronic devices. DC Power cord length: 90cm, AC Power cord length: 110cm
POWER OUTPUT: Delivers stable 9V 5000mA current, suitable for various devices within power requirements
SAFETY FEATURES: Built-in protection against over-current, over-voltage, and short circuit conditions
Not applicable to any lithium battery products.

Rank No. #4

SHNITPWR 60W Universal Power Supply DC 3V 4V 4.5V 5V 6V 7V 7.5V 8V 9V 10V 11V 12V Adjustable Variable Power Adapter 100V-240V AC to DC Converter 1A 2A 2.5A 3A 4A 5A with 14 Tips & Polarity Converter

𝐈𝐧𝐩𝐮𝐭 𝐚𝐧𝐝 𝐎𝐮𝐭𝐩𝐮𝐭: Input: AC 100~240V, 50/60Hz ; Output: DC 3~12V Adjustable, Max 5A 60W ; It can supply with any voltage between 3~12V,such as 3V 3.5V 4V 4.5V 4.8V 5V 5.5V 6V 6.5V 7V 7.5V 8V 8.5V 9V 9.5V 10V 10.5V 11V 11.5V 12V, etc and any amp less than 5A, such as 300mA, 500mA,1A, 1.5A, 2A, 2.5A, 3A, 3.5A, 4A, 4.5A, 5A. LCD display will show the output voltage, in case that wrong voltage regulation damage your device.
𝐔𝐩𝐠𝐫𝐚𝐝𝐞𝐝 𝐕𝐞𝐫𝐬𝐢𝐨𝐧 𝐏𝐨𝐰𝐞𝐫 𝐒𝐮𝐩𝐩𝐥𝐲: Based on hundreds of users feedback, we have made the following improvements: 1. The knob can be adjusted more evenly, and it can reach 5V ~ 6V by rotating 50%. 2. Increase the off gear to turn off the power without pulling the plug. 3.Add a polarity converter cable, which make it compatible with more devices，doubles its range of application.
𝟏𝟒𝐩𝐜𝐬 𝐅𝐫𝐞𝐪𝐮𝐞𝐧𝐭𝐥𝐲 𝐔𝐬𝐞𝐝 𝐓𝐢𝐩𝐬: It comes with an original 5.5x2.5mm tip and 14pcs frequently used tips: 6.5x4.4mm+Pin, 5.5x2.1mm, 5.5x3.0mm+Pin, 5.0x2.5mm, 6.3x3.0mm, 5.5x1.7mm, 4.8x1.7mm, 4.0x1.7mm, 3.5x1.35mm, 3.0x1.1mm, 2.5x0.7mm, Micro-USB, Type-C and DC terminal connector. Can be applied to almost all commonly used electronic devices. You can screw wires onto it easily, perfect for DIY projects.
𝐖𝐢𝐝𝐞 𝐑𝐚𝐧𝐠𝐞 𝐨𝐟 𝐀𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬: The 60W all-in-one multipurpose AC/DC adapter fit for many 3~12V small household electronics such as LED strips, under-cabinet light, TV Box, smart speaks, wireless routers, essential oil diffuser humidifier, USB fan, Wifi camera, USB Hub, hard disk box, DC motor, DC pump, digital photo frame, DVR NVR surveillance system etc.For indoor use only.
𝐒𝐚𝐟𝐞𝐭𝐲 𝐏𝐫𝐨𝐭𝐞𝐜𝐭𝐢𝐨𝐧 𝐒𝐲𝐬𝐭𝐞𝐦𝐬: Built-in multiple safety protection systems. Automatic over voltage cut-off, over current cut-off, over temperature cut-off, short circuit cut-off. We focus on producing premium quality and safety power adapters. No noise, no spontaneous combustion, no explosion, no fire hazard, safe to use. 6ft long power cable makes it convenient to use.

Rank No. #5

SHNITPWR 3V ~ 24V 3A 72W Power Supply Adjustable DC 3V 5V 6V 9V 12V 15V 16V 18V 19V 20V 24V Variable Universal AC/DC Adapter 100V-240V AC to DC Converter with 14 Tips 5.5x2.5mm 4.0x1.7mm 3.5x1.35mm

𝐈𝐧𝐩𝐮𝐭 𝐚𝐧𝐝 𝐎𝐮𝐭𝐩𝐮𝐭: Input: AC 100~240V, 50/60Hz ; Output: DC 3~24V Adjustable, Max 3A 72W ; It can supply with any voltage between 3~24V,such as 3V 4V 4.5V 5V 5.5V 6V 9V 12V 14V 15V 19V 20V 24V, etc and any amp less than 3A, such as 300mA, 500mA,1A, 1.5A, 2A, 2.5A, 3A. LCD display will show the output voltage, in case that wrong voltage regulation damage your device.
𝐔𝐩𝐠𝐫𝐚𝐝𝐞𝐝 𝐕𝐞𝐫𝐬𝐢𝐨𝐧 𝐏𝐨𝐰𝐞𝐫 𝐒𝐮𝐩𝐩𝐥𝐲: Based on hundreds of users feedback, we have made the following improvements: 1. The knob can be adjusted more evenly, and it can reach 13V ~ 14V by rotating 50%. 2. Increase the off gear to turn off the power without pulling the plug. 3.Add a polarity converter cable, which make it compatible with more devices，doubles its range of application.
𝟏𝟒𝐩𝐜𝐬 𝐅𝐫𝐞𝐪𝐮𝐞𝐧𝐭𝐥𝐲 𝐔𝐬𝐞𝐝 𝐓𝐢𝐩𝐬: It comes with an original 5.5x2.5mm tip and 14pcs frequently used tips: 6.5x4.4mm+Pin, 5.5x2.1mm, 5.5x3.0mm+Pin, 5.0x2.5mm, 6.3x3.0mm, 5.5x1.7mm, 4.8x1.7mm, 4.0x1.7mm, 3.5x1.35mm, 3.0x1.1mm, 2.5x0.7mm, Micro-USB, Type-C and DC terminal connector. Can be applied to almost all commonly used electronic devices. You can screw wires onto it easily, perfect for DIY projects.
𝐖𝐢𝐝𝐞 𝐑𝐚𝐧𝐠𝐞 𝐨𝐟 𝐀𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬: The 72W all-in-one multipurpose AC/DC adapter fit for many 3~24V small household electronics such as LED strips, under-cabinet light, TV Box, smart speaks, wireless routers, essential oil diffuser humidifier, USB fan, Wifi camera, USB Hub, hard disk box, DC motor, DC pump, digital photo frame, DVR NVR surveillance system etc.For indoor use only.
𝐒𝐚𝐟𝐞𝐭𝐲 𝐏𝐫𝐨𝐭𝐞𝐜𝐭𝐢𝐨𝐧 𝐒𝐲𝐬𝐭𝐞𝐦𝐬: Built-in multiple safety protection systems. Automatic over voltage cut-off, over current cut-off, over temperature cut-off, short circuit cut-off. We focus on producing premium quality and safety power adapters. No noise, no spontaneous combustion, no explosion, no fire hazard, safe to use. 6ft long power cable makes it convenient to use.

Rank No. #6

DADDARIO 9-Volt Power Adaptor (PW-CT-9V)

BATTERY FREE PERFORMANCE – You won’t need to worry about dead batteries in your pedalboard ruining your performance when you use an AC-DC 9-Volt power adapter. You can ensure a consistent, battery-free performance when you directly power it
9V POWER SUPPLY FOR GUITAR PEDALS - The D'Addario 9V Power Adaptor works with pedals and other devices requiring 9-Volts to minimize the need to change batteries
VERSITLE - The Adapter converts AC wall power to 9-Volt DC for powering most instrument pedals and other 9-Volt battery devices. The D'Addario Adapter can also be used to power tip-negative keyboards
SPECS - Input: 100-240Vac; Output: 9Vdc, 800Ma; Barrel Size: 2.1Mm; Polarity: Tip “-“; Cord Length: 72”; Available In Nema, F Plug And G Plug Types

SaleRank No. #7

12V 5A Power Supply, Waysse AC DC Adapter, Converter 100-240V to 12 Volt 5 Amp Transformer 5.5x2.1mm Plug for LED Strip Light DVR NVR Security Cameras System CCTV Accessories

Input and Output : Input: 100V - 240V, 50 / 60Hz; Output: DC 12V, 5A max, 60W. Output adapter jack size: 5.5mm x 2.5mm, compatible with 5.5mm x 2.1mm. It can supply currents less than 5A. Please confirm that the output voltage of your appliance can only be 12V
Safety Protection : Automatic overload cut-off, over voltage cut-off, automatic thermal cut-off, short circuit protection. No noise, low temperature operation, no spontaneous combustion, no fire hazard, stable output
Wide Application : Perfect for 5050 3528 12V Led Strip Light, Wireless Router, Adsl Cats, Hub, Security Cameras, Audio/ Video Power Supply, 3D Printer, Led Driver, cctv Security System,Webcam Router.Not Universal Laptop Charger Computer Screnn Power Adapter
Voltage Consistency: No voltage fluctuations at power on, during transmit, receive, or at power off. It will protect your electronic products from destruction
Warm Tips 1: Ouput current is 5A max it means that it can supply with all amperage which smaller than 5000mA, such as 12v 5A 4A 3A 2A 1A 4000mA 3000mA 2000mA 1000mA etc.

Rank No. #8

Aclorol Universal Power Supply 4V-24V 5A 120W Adjustable AC/DC Power Adapter 100-240V AC to DC 24V 19V 12V 5V 9V 6V 5A 4A Mulit-Voltage Variable Switching Converter with Polarity Converter & 14 Tips

Adjustable Power Supply: Input: AC 100-240V, 50/60Hz. Output: DC 4V~24V Adjustable, Max 5A 120W. It can supply power to any device requiring voltage between 4V-24V and current less than 5A, such as 4V 4.5V 5V 6V 9V 12V 16V 18V 19V 24V 5A 4A 3A 1000mA 800mA. LCD display will show the output voltage, if the current drawn exceeds 5A, the power supply will be damaged soon. Never overload
120W Multifunctional Adapter: 120W 4V-24V universal power supply is equipped with 14 interchangeable plugs, suitable for 90% AC/DC household appliances, such as 4V to 24V household appliances, audio amplifier, wireless router, surveillance camera, car air purifier, 3D printer, water pumps, electric drills, electric fans, electric fans, motors, Android TV Box, ADSL Cat, 5V 12V LED strips Lights
AC/DC Universal Charger: It comes with an original 5.5x2.5mm tip and equipped with 14 adapter plugs, 5.5x2.1mm, 5.5x1.7mm, 5.0X2.5mm, 5.5x3.0mm+Pin, 6.5X4.4mm+Pin, 6.3x3.0mm, 4.0X1.7mm, 4.8x1.7mm, 3.5X1.35mm, 3.0x1.1mm, 2.5X0.7mm, DC terminal connector, Micro-USB, Type-C. The different size tips fit for various electric appliances well. We specially added a reverse polarity converter cable, for electronic devices that needs center output negative power supply
DC Power Supply 120W: Built-in intelligent protection system, with over-current, over-voltage, short-circuit, stability and other safety protection technologies to protect your equipment. The power supply has sufficient power and has undergone aging tests, using high-quality copper core wire, not easy to break, effectively extending the life of the power supply
Multi Voltage Power Adapter Included: 1X 4V-24V AC Adapter, 14X DC Plugs. 1X Reverse Polarity Converter. Please set the right voltage before power your device

SaleRank No. #9

9V Power Adapter for Arduino UNO MEGA Power Supply Cord for Crosley Cruiser CR8005A,Schwinn Bike A10 A20 A40 220 430 Elliptical Trainer,for BCP SKY3160 Keyboard,9V Power Supply Cord Cable Charger PSU

COMPATIBILITY: Works with multiple devices including Arduino UNO MEGA, Crosley Cruiser CR8005A turntable, Schwinn exercise equipment, and BCP SKY3160 keyboard
VOLTAGE OUTPUT: Delivers stable 9V DC power supply for consistent performance of your electronic devices,compatible with multiple devices including Arduino UNO MEGA boards, Crosley Cruiser CR8005A turntables, various Schwinn fitness equipment models (A10, A20, A40, 220, 430), and the BCP SKY3160 keyboard
Durable：Made of the finest materials, the life of the power supply is longer than other products, More energy-saving and power-saving,making it a durable and affordable product.
Multiple Safety Protections. All the power supplies are put through rigorous quality control procedures to ensure safe, reliable operation for years to come. Over voltage protection, over current protection, short circuit protection, over temperature protection. Nothing is more important than security.
UNIVERSAL DESIGN: Standard AC input makes it suitable for use with common household power outlets in the United States

Rank No. #10

JOYO DC 9V Guitar Pedal Power Supply (800mA -1A) AC Wall Charger Adapter with 4 Way Daisy Chain Pedal Cables (8.8 FT), Compatible for Most Effect Pedals (Tip Negative)

Input: AC100V-240V, 50/60Hz, 0.2A,4.5W-6.5W.
Output: 9V DC, 800mA, Max 1A (1000mA), Tip Negative (-) Design.
4 way cable daisy chain could power supply for 4 pedals at the same time.
Smart and Professional IC chip for noise reduction and isolation safe protection performance.
Could work for most brands of guitar effect pedals (center negative) also be used to power (tip negative) keyboards.

Last update on 2025-11-29 / Affiliate links / Images from Amazon Product Advertising API

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Brand Value: Every brand of 9V 5A Power Supply has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
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Specifications: How powerful they are can be measured.
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FAQ:

Q: Which 9V batteries last the longest?

A: Start of an Era. The Ultralife Lithium 9V battery was launched in 1991 as the world’s longest lasting lithium 9V battery. The battery is based on lithium- manganese dioxide chemistry which leads to high energy density and voltage that remains very stable throughout the discharge.

Q: What does a 9v battery contain?

A: 9 Volt Batteries Contain 6 AAAA Batteries. One of the most popular is the nine-volt battery, which is technically called a PP3 battery. Smoke detectors, garage door remotes, transistor radios and a variety of other devices use these batteries. They’re pretty convenient, giving you the voltage of six batteries after only inserting one battery.

Q: What is dual output power supply?

A: A dual output power supply is a power source that provides two separate Direct Current (DC) or Alternating Current (AC) voltage outputs.

Q: What is an universal power supply adapter?

A: Universal power adapters are devices that make it possible to connect a power supply to various devices in just about any setting. There are adapters for handheld devices, laptops, and even for various types of household appliances.