9v mains adapters in comparison

12V Power Supply - This AC DC adapter can apply to most appliances, which the efficient voltage is from 3V to 12V. (It is not recommended to charge the battery)

This universal power adapter provides multiple optional voltages, like 3V, 4.5V, 5V, 6V, 7.5V, 9V and 12V. It s also equipped with multiple different size connector tips and a 5V 2A USB port to meet your various power needs. This 3-12V power supply supports charing two devices at the same time. Multifunctional design to make your life more convenient. This AC to DC adapter also has a compact and portable design. Small and light. You can carry it easily and use it anywhere and anytime

Product Specifications Input 100V -240V Output 9V 1A Cable Length 2m

High Quality Power Adaptor WITH 2 Metre LEAD

Wide Compatibility This 30w International power adapter is equipped with 5V 2.1A Micro USB plug and 8 adapter tips, the adjustable voltage range is 3V to 12V, and the maximum current is 2000mA, which can meet your various needs. Suitable for various DC household appliances, such as scales, routers, speakers, doorbells, tablets, LED light bars, fish tanks, CCTV camera systems, USB charging cameras, etc.

Brand New, High Quality Replacement AC Wall Power Supply Adapter Charger, not original but 100% compatible

Ce marked with 1 yr warranty, 120-240v input, Rohs, double insulated

AC DC Universal Charger This Power Adapter input is ac power supply 100-240V 50 60hz, output is dc 3V 4.5V 5V 6V 7.5V 9V 12V power supply (voltage can be adjusted by using the switch key), Max current 1A. Max power wattage 12W, DC cable line length 5Ft 1.5M. Polarity inner positive (+), outer negative (-), the device s polarity must be the same as this universal adaptor. Note This 3-12V adapter is compatible with 300mA 500mA 800mA 1000mA device, if your device over 1A is not fit it.

Mains AC Power Adapter Adaptor Power Supply Replacement

Product Specifications input AC100V-240V, 60Hz, output 9V DC, 1A (1000mA) negative (-) design, 5-way cable chain allows it to power 5 pedals at the same time.

Consistent Power Supply Eliminate the need for batteries with our Pedal Power Adapter. This reliable power source ensures a steady supply to your pedalboard, keeping your performances uninterrupted. Compatible with various pedal brands, it's an essential tool for any musician.

COMPATIBLE WITH ARDUINO PRODUCTS This 9 V power supply is compatible with Arduino UNO R3, Elegoo UNO R3, Arduino Mega 2560, IEIK UNO R3, ADSL Router Arduino etc.