The Best how to find my power supply specs of 2021 – Top 10 and Rankings

If you’re looking for how to find my power supply specs but don’t know which one is the best, we recommend the first out of 10 how to find my power supply specs in this article. Check out how we decide after hours of researching and comparing dozens of items on the market.

Rank No. #1
[Upgraded Version] SoulBay 30W Universal AC/DC Adapter Switching Power Supply with 8 Selectable Adapter Tips, Including Micro USB Plug, for 3V to 12V Household Electronics and LED Strip - 2000mA Max
  • ✅Universal AC/DC Adapter - AC Input:100-240V 0.25A 50/60Hz, DC 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. [ BUY SoulBay NEW !!]
  • ✅Upgraded Version Power Supply - Made of Compact Material. Newly designed adapter plugs to make this adapter Plugged in More Easily, new 57.1 inches cable in length, 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 adapter 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 30W Adapter - 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!
SaleRank No. #2
[Upgraded Version] SoulBay Universal AC/DC Adapter Multi-Voltage Regulated Switching Power Supply with 8 Selectable Adapter Plugs, for 3V to 12V Home Electronics, 2Amps Max
  • ✅Adapter Input: AC 100v~240V 50/60Hz 1000mA, Adapter Output: 3V/4.5V/5V/6V/7.5V/9V/12V - MAX 2A(2000 mA). This replacement power adapter provides a range of voltages, interchangeable tips, FULL PROTECTION of over Voltages/ over Current/ short Circuits/ over Temperature.
  • ✅[MultiVoltage & MultiTips] - Variable voltage is easy to select, you can converts to different voltage with ease using the provided key. This power supply adapter has 8 selectable adapter tips, which can be useful for various appliances.
  • ✅[Upgraded Version] - Newly designed plugs to make this charger plugged in easily, new 1.5 meter cable in length, made of compact material and add a magnet ring. BONUS: 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 camera.
  • ✅[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. Supporting 12V 1A 1.5A 2A devices.
  • ✅[All-in-one Adapter] - This 8 adapters in1, which can largely save your space and this one can Replace A Lot Chargers. Attention: DC Plug Polarity: inner Positive(+), outer Negative(-), Polarity is Not reversible. Attention: If you are looking for an Opposite Polarity Charger, Please Search https://www.amazon.com/dp/B07GVFKKPR
SaleRank No. #3
Belker 12W Universal 3V 4.5V 5V 6V 7.5V 9V 12V AC DC Adapter Power Supply for Household Electronics Router Speaker Smart Phone Tablet CCTV IP Camera - 1A 1000mA Amp Max.
  • This AC/DC adapter output is 3V 4.5V 5V 6V 7.5V 9V 12V 1000mA 1A Max. 12W. It is easy to set the voltage to fit for different device by a little key.
  • This universal AC adapter can apply to most appliances which the rating input voltage is from 3V to 12V and rating power is equal to or less than 12W.
  • Equipped with 8 premium adapter plugs[including a micro-USB plug], these different plugs are fit for many different small household electronics. It is an useful spare part for your various devices.
  • The power adapter is very durable and easy to operate. It is with multi safety protection and secure to use. Higher energy efficiency, friendly to the earth.
  • Important Note: The adapter DC plug polarity is center positive "+". Please ensure it is same with your devices before buying. If your device is with centre negative polarity "-", please use it with Belker polarity reversed cable together. Search "B08K2S1D11" to find the cable on Amazon.
SaleRank No. #4
UL Listed 9V AC/DC Power Adapter for Arduino/Schwinn Bike A10 A20 A40 220 430 Elliptical Recumbent Upright Trainer/Crosley Cruiser CR8005A - Center Positive 5.5x2.1mm Power Supply Cord for UNO R3
  • Connector Size: 5.5 x 2.1 mm center positive plug ( DOES NOT fits Pedals, Keyboards, Label makers and other equipment with power ports of negative-tip )
  • Range Compatible: 9V ( 100mA - 1500mA ) / Input: 100~240V / Extended Cord: 200cm ( 6.6ft )
  • Life Saver: Power supply for Arduino UNO R3 / Elegoo, IEIK UNO R3 / MEGA 2560 / Schwinn A10 A15 A20 A25 A40 103 120 130 220 240 430 9v Schwinn Proform bike, elliptical machine, hybrid trainer / Crosley Cruiser Portable Turntable Record Player CR8005A CR8005A-BK CR8005A-BL CR8005A-GR CR8005A-OR CR8005A-PI. Works with most devices that use a 9V and less than 1500mA of power.
  • Certified Safe: Automatic overload / Thermal cut-off / Short circuit and Over voltage protection
  • What You Get: 1 Pc Arduino Power Adapter / 12-month warranty and friendly customer service
SaleRank No. #5
[UL Listed] Chanzon 12V 2A 24W AC DC Switching Power Supply Adapter (Input 100-240V, Output 12 Volt 2 Amp) Wall Wart Transformer Charger for DC12V CCTV Camera LED Strip Light (6Ft Cord, 24 Watt Max)
  • ★【Overview】 AC 100V-240V 50/60Hz Input / 12Vdc 0-2000mA 24Watt Output / 6 Ft (1.8m) Power Cable / Self-Adapting Barrel Plug for 2.1mm * 5.5mm and 2.5mm * 5.5mm 10mm barrel head Center Positive / Include a Screw Terminal DC Power Connector for wire direct connection
  • ★【Money-saving & Safest】 Level VI Energy Efficiency (Save 15%-20% Electricity Charge than Level V) / UL cUL FCC PSE TUV RoHS Safety Certificates Approved / 2 Years Warranty / Anti-interference Magnetic Ring to avoid EMI (Electromagnetic Interference) / Short Circuit & Over Voltage & Current Protection / 18Awg Power Wire / Exceed 10 years Lifespan / Low Fever / No Noise / High Quality Shockproof Retail Packing Box
  • ★【Compatibility】 This PSU will adjust the output current (2 A Max) accordingly to different devices, so it is a prefect replacement for all 12Volt 0-2Amp power supplies. (See Image-5 to Avoid Wrong Purchase )
  • ★【Application】 (Should be 12 V & not exceed 24 W) : LED Strip Lights / Cable Modem / Router / Electronic Piano Keyboard / DVR NVR Surveillance System / Security CCTV Camera / Infrared IR Array Illuminator / Portable Radio / Computer PC Case Fan / Motor / Arduino PCB Design / Computer Speakers / Digital Photo Frame / External Hard Drive / Foot Back Neck Shoulder Massager / Fresh Water Bilge Air Pump / And Other 12 Vdc Devices
  • ★【Kindly Reminder】 (1) Avoid water, indoor use only. (2) You can aslo cut off the dc plug and connect the wire directly for some special usages (Dotted line is negative). (3) Contact us for wholesale price for bulk order (4) Search "Chanzon 12V power supply" for our other ac adapters.
Rank No. #6
T POWER Ac Dc Adapter Charger Compatible with Brother PocketJet Plus 7 6 3 Plus PJ-522 PJ-523 PJ622 PJ623 PJ663 PJ662 PJ673 PJ-722 PJ-723 PJ-762 PJ-763 Bluetooth Mobile Printer Power Supply
  • Brand-new 15V 16V Compatible 110V ~240V ( work in U.S ) PN: PA-AD-600 , PA-AD600 MODEL: NU60-F150400-13 , NU60F15040013 , 4977766693837 PA-AD-600EU
  • Compatible Model: Brother PocketJet Plus Printer PJ622 PJ623 PJ663 PJ662 PJ673 PJ663-K PJ673-K PJ-662 PJ-663 PJ-673 PJ622 PJ-623 bluetooth mobile printer ,PocketJet 6 Series , RuggedJet 4 Series Printers
  • PJ622 PocketJet 6 , PJ622-K , PJ623 PocketJet 6 Plus , PJ623-K , PJ662 PocketJet 6 with Bluetooth , PJ662-K , PJ663 PocketJet 6 Plus with Bluetooth , PJ663-K , PocketJet 673 , PJ673-K , RJ4030 RuggedJet with Bluetooth RJ4030-K RuggedJet with Bluetooth & Battery , RJ4030M RuggedJet with Bluetooth and MCR , RJ4030M-K , RJ4040 RuggedJet with Wi-Fi , RJ4040-K RuggedJet with Wi-Fi & Battery
  • Brother RuggedJet 4 Series RJ-4030, RJ-4040 4977766693837 PA-AD-600EU , Brother RuggedJet 3 Series PRINTER RJ-3050, RJ-3150 4977766693837 PA-AD-600 PA-AD-600EU Bullet Point
  • Brother PocketJet 7 PJ-722 PJ-723 PJ-762 PJ-763 PJ-763MFi PJ-773 PJ722 PJ723 PJ762 PJ763 PJ763MFi PJ763 MFi PJ773 PJ722-VK PJ722VK PJ722BK PJ723-BK PJ723BK PJ773-WK PJ773WK PocketJet7 Pocket Jet 7 Pocket Jet7 Rugged Jet , Brother Pocketjet 3 Plus PJ-522 PJ-523 PJ-562 PJ-563 PJ522 PJ523 PJ562 PJ563 PJ523BT 205571 Pocket Jet 3 Pocketjet3
Rank No. #7
[Inner Negative] SoulBay 3V 4.5V 5V 6V 7.5V 9V 12V Multi Voltage AC/DC Adapter Switching Replacement Power Supply with 8 Plugs for Tip Negative Effects Pedals Keyboards - 2A Max
  • INPUT:AC 100V-240V 0.25A 50/60Hz, Output: 3V/4.5V/5V/6V/7.5V/9V/12V, 2000mA max.
  • Universal AC to DC Plug-in Adapter, Power:30Watt, Tip Negative(-) design. Length of cable is 115cm/3.7 ft.
  • Works with most electronic gizmos need less than 2A current, such as 50ma 100ma 150ma 200ma 300ma 350ma 400ma 450ma 500ma 600ma 650ma 700ma 750ma 800ma 900ma 1000ma 1200mA 1500mA.
  • Eight detachable DC output plugs, so that it will fits 95% of AC/DC appliances. NOTE: DC Plug Polarity: center Negative(-), outer Positive(+), Polarity is irreversible.
  • Attention: If you are looking for an Opposite Polarity Charger, Please Search B01N2K48HR or www.amazon.com/dp/B01N2K48HR. We offer: 30-days hassle-free Return and 1-Year Replacement Exchange!
Rank No. #8
AMotie 12W 3V 4.5V 5V 6V 7.5V 9V 12V Regulated Multi Voltage Switching Replacement Power AC Adapter for Household Electronics Routers Speakers CCTV Cameras Smart Phone USB Charging Devices
  • All-in-One Adapter - This ac replacement power adapter offers 8 interchangeable tips, which makes it fits 95% of AC/DC home appliances, Such as 3V to 12V Household Electronics, Tablet, Scales, Routers, Speakers, LED Strip Lights, CCTV camera system, USB Charging Camera, USB powered devices and more.
  • Universal AC/DC Adapter - AC Input:100-240V 50/60Hz 0.6A, DC Output:3V/4.5V/5V/6V/7.5V/9V/12V-2.0A 2.5A Max.
  • 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.
  • 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.
Rank No. #9
Belker 36W Universal 3V 4.5V 5V 6V 7.5V 9V 12V AC DC Power Adapter Supply for Household Electronics Routers TV Boxes LCD CCTV Cameras - 0.5A 1A 1.5A 2A 2.5A 3A 2500mA Max.
  • This ac replacement power adapter offers 8 interchangeable tips, which makes it fits 95% of AC/DC home appliances, Such as 3V to 12V Household Electronics, Tablet, Scales, Routers, Speakers, LED Strip Lights, CCTV camera system, USB Charging Camera, USB powered devices and more.
  • Universal AC/DC Adapter - AC Input:100-240V 50/60Hz 1A, DC Output:3V/4.5V/5V/6V/7.5V/9V/12V 500mA 1000mA 2000mA 2.0A 2.5A 3A Max.
  • Versatile Adjustable adapter - Variable DC output voltages varying from 3V to 12V, easy switch between volts via the included little key.
  • Multiple protection - Advanced secure technique, with full PROTECTION of over Voltages/ over Current/ short Circuits/ over Temperature.
  • Important Note: The adapter DC plug polarity is center positive "+". Please ensure it is same with your devices before buying. If your device is with centre negative polarity "-", please use it with Belker polarity reversed cable together. Search "B08K2S1D11" to find the cable on Amazon.
Rank No. #10
Excelity AC to DC 9V 1.5A Power Supply Adapter with 5.5mm x 2.1mm Connector Plug for Android Tablets Webcam Routers Toys Recorder Bluetooth Speaker
  • [Input] US Adapter, with wide voltage design to fit most district: AC 100-240V, 50-60Hz
  • [Output] DC 9V 1.5A/1500mA Max (Also Compatible with 1000mA 600mA or lower current device), Wire Length:Approx. 2.9Ft
  • [I/C Chip Technology To Protect Your Device] Built in protection circuit: Over Voltage Protection, Over Heat Protection, Over Current Protection
  • [Wide Applictaion] Suitable for DC 9V digital electronics like Led Strip, String Lights, Wireless Router, LCD, Hub, Switches, CCTV Cameras, Android TV Box, Bluetooth speaker, etc.
  • [Plug Size] Original plug is 5.5*2.1mm, also package with 8 replacement plug head to fit most of device: A-3.5*1.35mm, B-4.0*1.7mm, C-4.8*1.7mm, D-5.5*1.7MM, E-5.5*2.1mm, F-5.5*2.5mm, G-6.3*3.0mm, H-6.4*4.4mm.

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