10 Best 9v Charger Adapter for 2025

ZOZO

• [COMPATIBILITY]: This Universal Charger 12W replacement power adapter works for many kinds of household electronics, like Wireless Router, Speaker, CCTV, IP Camera, LCD, Christmas Light, Mp3, Portable DVD, Electronic Toys, Tree Light, Xmas Led Strips, Raspberry Pi 2 3, USB 3.0 Hub, External Hard Drive, etc. And micro USB connectors for most smart phones like Samsung Galaxy S6 Edge S5 HTC LG phones.
• [CONNECTORS]: With 7 very popular connectors and 1 USB connector, The multi connector power supply wall main charger meets your power needs perfectly indoor. 5.5x2.5mm, 5.5x2.1mm, 4.8x1.7mm, 4.0x1.7mm, 3.5x1.35mm, 3.0x1.0mm, 2.5x0.7mm; Micro USB.
• [VOLTAGE]:7 different kinds of Voltage adjustment from 3V to 12V, it can power much more devices for you. Input:110-240V 0.6A 50/60Hz; Output: 3V-2.1A, 4.5V-2.1A, 5V-2.1A, 6V-2A, 7.5V-1.5A, 9V-1.33A, 12V-1A, Max 12W.
• [POLARITY]: All the DC connectors have - for outside and + for inside. And the polarity can NOT be reversed. Please confirm the specifications and plug size before purchasing! If you can't make sure, please feel free to contact us.
• [PACKAGE]: 1x UK plug Main Charger; 8x DC connector tips; 1x Key for Voltage Adjustable;1x User Manual; 1x Warranty card for 12-Month Worry-Free Guarantee.

Librao

• The AC adapter Input:110-240V, Output: 3V, 4.5V, 5V, 6V, 7.5V, 9V, 12V, Max 2000mA
• Ideal for use with Household Electronics :MP3, Portable DVD, Router, Radio, Speaker, CCTV camera LCD, electronic toys, etc.
• Maximum Current of up to 2a - If your device requires less power, such as 200ma, 300ma, 400ma, 500ma, 600ma, 750ma or any other up to 2000ma it will work with this adapter with a matching tip and proper voltage/polarization.
• This power supply adapter has 8 selectable adapter tips. There is ALSO a Micro USB Plug so this item can be used as an adaptor to turn any USB cable into a charger, such as charging smart phone and camera.
• 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.

Powerpax

• Input: AC 230V~50Hz 12W, UK 3 Pin Plug
• Output: DC 3, 4.5, 6, 7.5, 9, 12V ---- 1000mA 12VA MAX
• Supplied with 6 common sizes of tips
• Designed to conform to EU and British Safety Standards

BENSN

• ► Input: 100V-240V AC, 50-60Hz / Output: 9V 2A / 2000mA,  compatible with 9V 1.5A, 1A, 500mA.
• ► Plug specification: 5.5 x 2.5 mm (compatible with 5.5mm x 2.1mm). Jack Negative (-) design.
• ►Compatibility: Only Compatible with Arduino Uno REV 3; polarity: inside(+),outside(-).
• ► Security: Output short circuit protection, built-in over voltage, over current, over temperature, over power protection.
• ► Warranty Guaranteed: We promise 30 days money back and 1 year exchange for all customers. If you have any questions, please feel free to contact us.

DEYF

• 【Multi Voltage Output】This 18W Universal AC Adapters can Provide DC Output 3V 2.4A / 4.5V 2.4A / 5V 2.4A / 6V 2A / 7.5V 2A / 9v 1.5A ,12V 1.5A.
• ▶It Come with 6 Piece DC Tips which was used normally For Home and Office Device. Thery are 2.35*0.75mm / 3.5*1.35mm / 4.0*1.75mm / 5.5*2.1mm / 5.5*2.5mm / Micro USB
• 【 More Humanity / User-Friendly Design】with LED lamps, you can determine the device is charging .
• ▶Those Adapters are Real CE, ROHS FCC Certificated. Over Load Protection, Over Current Protection, Over Voltage Protection. Over Heat Protection
• 【Package】1*18W Universal AC Adapters + 1*key + 6*DC tips

AmazonBasics

• Durable high-quality universal replacement power-supply adapter with 100 - 240VAC input voltage
• Works with many kinds of household electronics, like scales, routers, speakers, LED strip lights, lamps, CCTV camera systems, and more
• Easy voltage switching with 6 different settings (3V, 4.5V, 5V, 6V, 9V, and 12V) for enhanced versatility
• Includes 7 popular connectors to accommodate a wide range of power needs
• Reversible polarity: centre can be +VDC or -VDC, depending on tip installation

New_Soul

• Warning: Not not working for the other device,not not suit for Idena CD player(not suit)
• Only only Compatible with Arduino Uno REV 3
• Input: AC 100-240V 50/60Hz 0.3A; Cable Length: 100 cm
• Output: DC 9V 1A (1000 mA)-Compatible 9V 500mA and 1000mA
• Plug specification: 5.5mm * 2.5mm / compatible with 5.5mm * 2.1mm

Goaycer

• Goaycer universal AC adapter Output current:Max 2000mA -- Means it can supply all amperage which smaller than 2 Amp.such as 100mA 200mA 300mA 450mA 500mA 600mA 750mA 800mA 900mA 1000mA 1200mA 1500mA 1800mA all available,If your device drawing the current only needs 800mA then only 800mA will be supplied. if it needed more than 2A then it will get 2A also.
• The universal electric transformer include 8 DC tips, which could used for various appliances, Such as MP3, Portable DVD CD Player, Wireless Router, Radio, Speaker, CCTV, IP camera,LCD, Roku box, electronic toys, Mini Fan,Pocket Camera,Power bank, LED lamp,LED strips, Christmas Light,Tree light and other Household Electronics . And it have Micro USB and USB Power supply, could charging for Nokia Samsung Galaxy S6 Edge S5 HTC LG old phones.
• [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,will no power out for it), , please check carefully before buying. Any using problems, please contact us before returning, We will reply within 24hours.
• [Choose Correct Voltage]The Multi Voltage AC to DC Power Transformers with Smart IC control, will be full PROTECTION of over Voltages/ over Current/ short Circuits/ over Temperature.But most Small household appliances usually don't have circuit protection, if with 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 ch
• The Goaycer masterplug voltage adaptor Input:110-240V, Output: 3V, 4.5V, 5V, 6V, 7.5V, 9V, 12 Volt, Max Power: 30W, DC tip Plugs Dimension: 5.5x2.5mm, 5.5x2.1mm, 4.0x1.7mm, 3.5x1.35mm, 3.0x1.1mm, 2.5x0.7mm,Tip7: Micro USB Tip8: LED connector junk , Cable 57inch/1.45Meter

Librao

• The AC adapter Input:110-240V, Output: 3V, 4.5V, 5V, 6V, 7.5V, 9V, 12V, Max 2000mA, DC tip Plugs Dimension: 5.5x2.5mm, 5.5x2.1mm, 4.0x1.7mm, 3.5x1.35mm, 3.0x1.1mm, 2.5x0.7mm,
• Ideal for use with Household Electronics :MP3, Portable DVD, Router, Radio, Speaker, CCTV camera LCD, electronic toys, etc.
• Maximum Current of up to 2a - If your device requires less power, such as 200ma, 300ma, 400ma, 500ma, 600ma, 750ma or any other up to 2000ma it will work with this adapter with a matching tip and proper voltage/polarization.
• Cable Length: 1.2M,UK 3-pin 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), please check carefully before buying.

SoulBay

• ✅Universal AC/DC Adapter - AC Input:100-240V 50/60Hz, DC Output:3V/ 4.5V/ 5V/ 6V/ 7.5V/ 9V/ 12V 2A. Advanced secure technique, with full PROTECTION of over Voltages/ over Current/ short Circuits/ over Temperature.
• ✅Upgraded Version Power Supply - Certified by RoHS, CE and FCC, Made of Compact Material. Newly designed adapter plugs to make this adapter Plugged in More Easily, adding a magnet ring and LED terminal connector. There is ALSO a Micro USB Plug so this item can also function as an adaptor to turn any USB cable into a charger, such as usb charging camera.
• ✅All-in-one Adapter - This 30W replacement ac adaptor comes with 8 interchangeable tips, which makes it fits 95% of AC/DC home appliances, Such as 3V to 12V Household Electronics, Tablet PC, Scales, Routers, Speakers, LED Strip Lights, CCTV camera system, USB Charging Camera, and so on.
• ✅Multifunctional Power Adaptor - Variable voltage is easy to select, you can converts to different Voltage with ease using the provided key. 5.5mm*2.1mm DC Power Cable Connector Plug, easy to connect and practical to use. Supporting DC 12V-2A or 12V-1.5A appliances.[Note: DC Plug Polarity: inner Positive(+), outer Negative(-), Polarity is Not reversible.]
• ✅Exactly What You Are Looking for - Reasonably priced, versatile adjustable charger, different sizes of output and different levels of voltage. Safe to operate, Handy to set up at the correct voltage and Easy to attach the adapter plugs. Any issue for the product, please keep free to Contact us before returning. WE ALWAYS STAND BEHIND and OFFER fantastic after-sale support!