4.0x1.7mm 3.5x1.35mm.
eBay
Adjustable AC To DC Power Supply 3V 5V 6V 9V 12V 15V 18V 24V 3A 5A Power Supply Universal 8 Pin DC 48W 60W 72W Adapter
Aliexpress UK
Universal 1500mA plug-in adapter featuring a 3-12v output and LED indicator. Output Current (Max): 1500mA. Type: Universal Adapter. Colour: Black. + 1 USB Connector.
eBay
3V-12V 5A 60W Adjustable Power Supply Variable DC 3V 5V 9V 12V Universal AC/DC Adapter 100V-240V AC to 3-12V Switching Adaptor
Aliexpress UK
100-240V Input, 3V - 24V, 2.5Amax Output. Steam Generator Shower. Oxygen Concentrator Machine. Big Push load. Solar Water Pump. Shockwave Therapy Machine. Output power: 60 (W). 1 x adjustable power adapter (UK Plug).
eBay
AC Adapter Universal 5V Volt Power Supply USB Charger 5V 2A Converter Power Adapter AC TO DC 220V TO 5V Converter Phone Charger
Aliexpress UK
It allows energy savings of up to 90% in 'stand-by-mode' than standard power supplies conventional and save up to 30% energy under load. Features include, IC regulated DC output, short circuit protection and automatic overload cut off.
eBay
AC Adapter Universal 5V Volt Power Supply USB Charger 5V 2A Converter Power Adapter AC TO DC 220V TO 5V Converter Phone Charger
Aliexpress UK
USB Output: 5V 2.1A, Max 30W. 1 x Universal AC Adapter. Included components: Power Adapter. DC Output: 3V/4.5V/5V/6V/7.5V/9V/12V 2A. AC Input: 100-240V 0.25A 50/60Hz. 1 x Key Blade.
eBay
9V DC Universal Power Supply 1A 2A 3A 4A 5A Transformer AC 100-240V TO DC 9V AC Power Adapter LED Driver
Aliexpress UK
USB Output: 5V 2.1A, Max 30W. 1 x Universal AC Adapter. Included components: Power Adapter. DC Output: 3V/4.5V/5V/6V/7.5V/9V/12V 2A. AC Input: 100-240V 0.25A 50/60Hz. 1 x Key Blade. Colour: BLACK. We really feel very happy to make you content with our responsible service.
eBay
AC Adjustable Power Supply 3V-24V 3A AC DC with 9 Plug Connect Universal Adapter Adjustable AC TO DC 220V 110V TO 3-24V 9W 72W
Aliexpress UK
USB Output: 5V 2.1A. 6 DC Plugs of different sizes are easy to connect and practical to use. (Note: DC Plug Polarity: inner Positive(+), outer Negative(-), Polarity is Not reversible.). Output DC Plug: 2.5 0.7mm, 3.0 1.1mm, 3.5 1.35mm, 4.0 1.7mm, 5.0 2.1mm, 5.5 2.5mm.
eBay
72W Power Supply Adjustable DC 3V ~ 24V Variable Universal Switching AC/DC Adapter 100V-240V AC to DC Converter
Aliexpress UK
Power: 96W. Easy to plug and safe to use. 1 x Universal Adapter for Notebook. Output: 12V/15V/16V/18V/19V/20V/24V. 1 x Power cable.
eBay
Adjustable Power Supply Adapter 3V-36V 2A 60W Power Adapter with Display Universal AC 220V To DC 12V Adapter Adjustable Charger
Aliexpress UK