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The Best 9V 500Ma Adapter of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best 9V 500Ma Adapter of 2022. Check our ranking below.

2,235 Reviews Scanned

SaleRank No. #1
D'Addario Accessories PW-CT-9V DC Power Adapter – Pedalboard Power Supply - Minimize Need to Change Batteries on Pedalboard and Devices Requiring 9V – 800mA Max Current – Guitar Pedal Power Supply
D'Addario Accessories PW-CT-9V DC Power Adapter – Pedalboard Power Supply - Minimize Need to Change Batteries on Pedalboard and Devices Requiring 9V – 800mA Max Current – Guitar Pedal Power Supply
  • 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
  • 800MA MAX CURRENT - The tip-negative, sleeve-positive power supply can deliver 800Ma to fuel even your most power-hungry devices
  • SPECS - Input: 100-240Vac; Output: 9Vdc, 500Ma; Barrel Size: 2.1Mm; Polarity: Tip “-“; Cord Length: 72”; Available In Nema, F Plug And G Plug Types
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Rank No. #2
Gonine 9V DC Power Supply Cord 500mA Charger Center Negative, Compatible with Casio Piano Keyboard, Boss Guitar Effects Pedals AC Adapter.
Gonine 9V DC Power Supply Cord 500mA Charger Center Negative, Compatible with Casio Piano Keyboard, Boss Guitar Effects Pedals AC Adapter.
  • [Widely Application:] 9V 500mA dc power supply charger replace D'Addario PW-CT-9V PSA-120 series, for Casio Piano Keyboard, Boss Guitar Multi Effects Pedal, distortion, pedal board, compressor, tuner. Such as Zoom, DigiTech, Ditto, Donner, Dunlop Ibanez, Planet Waves, Snark, Vox Stomplab, JOYO, KLIQ, Korg, Marshall, Wah, Behringer electronic guitar multi-effect pedal. and other electronics requiring 9v tip negative.
  • [Compatible With:] 9v 0.5a ac adapter for Casio Keyboard CT-360 CT-636 CTK-120 CTK-330 CTK-401 CTK-411 CTK-481 CTK-496 CTK-510 CTK-511 CTK-519 CTK-530 CTK-531 CTK-540 CTK-541CTK-551 CTK-555L CTK-574 CTK-591 CTK-593 CTK-601 CTK-671 CTK-691 CTK-700 CTK-710 CTK-720 CTK-800.
  • [Compatible With:] 9 volt power cord for Boss Pedal RC-1 RC-2 RC-20 RC20-XL RC-3 RC-30 RC-50 RC-300 RC-505, Roland ASC-10 AT-4 AW-2 BC-2 BD-2W BF-1 BF-2 BF-2B BF-3 BL-1 BX-4 CE-3 Chorus, ZOOM AD-16 A2, A2.1u, A3 B1 B1X B1on B1Xon B2, B2.1u, B3 BFX-708 G1.
  • [Safety Features:] High Efficiency and Reliability; Automatic Overload cut-off; FCC CE RoHS Safety Certificates Approved,Short Circuit & Over Voltage & Current Protection / Low Fever / No Noise.
  • [Product Specification:] World wide Input: AC100-240V 50/60Hz 0.35A MAX; Output: 9volt 500am; Power:4.5 Watts Max. Polarity: Center Negative(-) design, 5.5mm x 2.5mm barrel connector. power cord length is 5.9Ft (1.8m).
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Rank No. #3
Security-01 DC 9V 0.5A 500mA Power Supply Adapter, Plug 5.5mm x 2.1mm, Center Positive
Security-01 DC 9V 0.5A 500mA Power Supply Adapter, Plug 5.5mm x 2.1mm, Center Positive
  • Input Voltage: AC100-240V 50/60Hz.
  • Output: 9V DC 500mA
  • DC Connector Size: 5.5mm x 2.1mm
  • UL Listed, FCC certificate WEEE, RoHS
  • Warranty: 18 months and lifetime technical support
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Rank No. #4
AC Adapter 9V 2A Power Supply AC110V to DC9V 2000mA 1500mA 1000mA 500mA Power Driver 8 DC Plug Tips 9 Volt Converter Inverter Charger Transformer ac dc Adapter
AC Adapter 9V 2A Power Supply AC110V to DC9V 2000mA 1500mA 1000mA 500mA Power Driver 8 DC Plug Tips 9 Volt Converter Inverter Charger Transformer ac dc Adapter
  • [Product specifications] Input: AC100V-240V 50/60Hz. Output: DC9V~2A(1.5A, 1A, 800mA, 500mA, 200mA, 100mA all compatible) Max power: 18W DC plug size: 5.5mm x 2.1mm(with 8 extra plug tips) Polarity: inner positive+/outer negative- (must be the same as your device, for Guitar pedals,P-touch label maker,Casio piano keyboards, radio the polarity is the opposite tip negative-, need to use a polarity reverse cable or it wont work).
  • [Safety&Durability] Over voltage/ over current/ short circuit/over loaded/surge protection system loaded, robust design with fireproof shell and superior heat dissipation board, without fan noise, CE/FCC/DoE VI certified high quality. Product will be tested before packing and shipment.
  • [Compatible Devices] Suitable for AC/DC consumer electronics such as Android Tablets, Webcam, Routers, Toys, Recorder, Bluetooth Speaker, Arduino UNO MEGA, radio, security cameras, CD Player etc. and other devices which are powered by DC9V (2A,1.5A,1A,800mA,500mA,200mA,100mA) power supply.
  • [Warning] Please check the DC socket size, power consumption, polarity of the device to make sure the adapter fit before ordering, or it may not work or cause problem. (For Guitar pedals,P-touch label maker,Casio piano keyboards, radio the polarity is the opposite tip negative-, need to use a polarity reverse cable or it wont work)
  • [After-Service] All our products will pass strict test before sending out, there’s seldom faulty during packing or shipment, if you receive the faulty one please just notice us, we'll tackle it for you within 24 hours, thank you in advance and wish we can serve you better.(Except for the problem caused by improper handling or processing)
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Rank No. #5
iMBAPrice 9V DC Wall Power Adapter UL Listed Power Supply (5-Feet, 9V 0.5A(500mA))
iMBAPrice 9V DC Wall Power Adapter UL Listed Power Supply (5-Feet, 9V 0.5A(500mA))
  • Connector: 2.1/5.5mm Plug
  • Input: AC100~240V 50/60Hz, 0.25A
  • Output: DC9V 500mA
  • UL Listed RoHs compliant
  • Wire Length: 5 Ft
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Rank No. #6
GMJYC 9V 1A 9W Adapter 120-240V AC to DC 9Volt 1Amp 500mA 800mA Power Supply with 5.5x2.5mm Tip for Massage Pad, Recorder, CCTV Security System, Router, Desk Lamp, Razor, Phono Preamp, Light Stand
GMJYC 9V 1A 9W Adapter 120-240V AC to DC 9Volt 1Amp 500mA 800mA Power Supply with 5.5x2.5mm Tip for Massage Pad, Recorder, CCTV Security System, Router, Desk Lamp, Razor, Phono Preamp, Light Stand
  • 【Power Specs】Input: AC 110V-240V 50/60Hz; Output: DC 9V, 1A 9W max; DC plug size is 5.5mm x 2.5mm. Compatible with 5.5mmx2.1mm. Polarity is inside positive "+", outside negative"-". The power cord is 3.3ft/100cm.
  • 【Widely Used】This AC/DC adapter is suitable for many household appliances such as Picture Frame, Electric Guitar, Cane, Recording Device, Excess Water Alert System, Guitar, Portable Fan, Razor, Exercise Bike, Heat/Massage Pad, Phono Preamp, Light Stand, Small DC Computer Type Fans, Sequencer, Desk Lamp, Headset Base, CCTV Security System, Singing Machine Karaoke, Breast Pump, Keyboard, Christmas Music Box, Electric Piano, Keyboard, etc.
  • 【Safety & Reliable】The adapter has passed CCC, FCC, CE, RoHS certification, Built in automatic over-voltage protection, over-current protection, over-temperature protection, short circuit protection. Fire retardant shell. Safe to use.
  • 【Product Warranty】We provide 12 months warranty and lifetime technical support for our products. If you encounter any problems during use, you can contact us in time through the Amazon platform or email, and we will solve it as soon as possible.
  • 【Compatible】 Works well with most of devices that draws less than 1A 9V, such as 150mA 200mA 250mA 300mA 350mA 400mA 450mA 500mA 550mA 600mA 650mA 700mA 750mA 800mA 850mA 900mA 950mA 1A.
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Rank No. #7
9V AC/DC Power Supply Adapter 500ma (0.5 amps) 5.5 mm*2.1 mm Tip (5.5mm OD X 2.1mm ID) - AC to DC Electric Transformer Inverter for 9-Volt DC Electronic Devices Under 0.5a Slim Wall Plug & RED LED UL
9V AC/DC Power Supply Adapter 500ma (0.5 amps) 5.5 mm*2.1 mm Tip (5.5mm OD X 2.1mm ID) - AC to DC Electric Transformer Inverter for 9-Volt DC Electronic Devices Under 0.5a Slim Wall Plug & RED LED UL
  • UL 60950-1 Certified & ROHS Compliant - Standard DC Barrel Jack: 5.5mm x 2.1mm (5.5*2.1mm) - Top Positive (+) Polarity (Center Connector Positive, outside Negative) - Be sure to verify your device requires a 5.5mm x 2.1mm DC Barrel Jack & Center Positive Polarity - Not for Musical Devices or Any Other Requiring Center Negative Polarity
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Rank No. #8
Power Supply for Guitar Effects Pedal, 9V 500mA AC/DC Power Adapter for BOSS Pedal, UL Listed, 6.6FT Cable
Power Supply for Guitar Effects Pedal, 9V 500mA AC/DC Power Adapter for BOSS Pedal, UL Listed, 6.6FT Cable
  • RANGE COMPATIBLE: Output: 9V, 500mA; Input: 100-240V; Compatible with Boss Electronic Guitar Multi-Effect Pedal; Replaces PSA-120S
  • CONNECTOR SIZE: Tip Negative(-) design, 5.5mm x 2.1mm barrel connector
  • SAFE AND STABILITY: UL listed, over-current/short-circuit protection, reduce noise interference
  • EXTENDED CORD: 6.6Ft (2m) cord length for ample reach from your devices to wall outlet and Hook-and-Loop cable tie attached around the cord for portable storage
  • WIDE USES: Compatible with Danelectro Electric Guitar Mini Amplifier and tip negative 9V 0.5A Keyboard; This adapter can NOT work with devices that require tip positive or ampere more than 500mA
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Rank No. #9
KENWOOD AC ADAPTOR DUAL VOLTAGE DC-9 (m) 9 V 500mA
KENWOOD AC ADAPTOR DUAL VOLTAGE DC-9 (m) 9 V 500mA
  • KENWOOD AC ADAPTOR DUAL VOLTAGE DC-9 (m) 9 V 500mA
  • ASIN: B009SEPP2M
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Rank No. #10
PERFEIDY 9V 1A 0.8A 0.5A Charger 9.0V 1.0A AC Adapter 9W Switching Power Supply DC 9V 1000mA 800mA 600mA 500mA 300mA Adaptor Regulated Transformer Cord with 10 Interchangeable Jacks Plug UL Listed
PERFEIDY 9V 1A 0.8A 0.5A Charger 9.0V 1.0A AC Adapter 9W Switching Power Supply DC 9V 1000mA 800mA 600mA 500mA 300mA Adaptor Regulated Transformer Cord with 10 Interchangeable Jacks Plug UL Listed
  • UL LISTED 9V 1A 0.8A 0.6A 0.5A AC to DC Charger, Energy Efficiency VI, Regulated 9.0V Power Cord Tested & Approved and Certified by UL, Replacement Power adapter build in short circuit/Over current/Over voltage/Over temperature protection, Safe charging for your DC 9V 1A max input devices
  • 9V 1A 0.8A 0.5A Switching Power Supply, DC 9W Max, Power supply works for the devices which ask for a less than 9V 1A 9W power adaptor, Such as 9V 1000mA, 950mA, 900mA, 850mA, 800mA, 750mA, 700mA, 650mA, 600mA, 550mA, 500mA, 450mA, 400mA, 350mA, 300mA, 250mA, 200mA, 150mA, 100mA, 9V 1A, 0.9A, 0.8A, 0.7A, 0.6A, 0.5A, 0.4A, 0.3A, 0.2A, 0.1A transformer charger
  • DC Polarity: Inner Positive(+), Outter Negative(-), Input AC 100-240V 50/60Hz, Worldwide input voltage range, US standand wall plug, 6.0FT extra long enough power cord, Charger can be work for most of your 9V DC input devices
  • Interchangeable Multi Jacks - Selected 10pcs various connectors which can be used for most of your 9V 1.0A DC devices, DC Jack Dimensions: 6.3*3.0, 5.5*2.1, 5.5*2.5, 4.8*1.7, 4.0*1.7, 3.5*1.35, 3.0*1.1, 2.5*0.7, 6.0*4.4 with pin inside, 5.0*1.0 with pin inside, DIY connector, ⚠️Please DOUBLE CONFIRM the DC jack dimensions to ensure the compatibility
  • What You Get: 1 x 9V 1A max class 2 universal AC to DC power adapter, 10 x Interchangeable DC jacks, 30 days refund, 12 months exchange, ⚠️ Please DOUBLE CONFIRM the DC jack dimensions to ensure the compatibility
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Last update on 2022-07-30 / Affiliate links / Images from Amazon Product Advertising API

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