If your device draws 1.8A then 1.8A will be supplied. Just buying one ac adapter, you can power most of small 12v devices. we will reply you no later than 24 hours. We will try our best to avoid any quality problem.
eBay
5 Pairs Male and Female Welding-Free DC Plug 5.5*2.1mm Welding-Free DC Female Head Green Terminal Monitoring Power Plug Push-But
Aliexpress UK
Plug type: 3 pin UK plug. (Compatible plug 5.5mmx2.1mm Plug size,inside"+", outside"-"). Power input: 100-240V AC, 50/60Hz. The polarity is irreversible. Non-waterproof, only for indoor use.
eBay
100-240V AC to DC Power Adapter Supply Charger adapter 5V 12V 1A 2A 3A 0.5A EU Plug 5.5mm x 2.5mm DC Plug Micro USB for Arduino
Aliexpress UK
Short circuit protection. DC Jack Converter: 5.5 x 2.5mm, compatible with 5.5mm x 2.1mm DC port.
eBay
USB2.0 /DC Plugs To 4mm Banana Plug Power Test Line Conversion Line Male And Female Plugs For Electronic Product Testing
Aliexpress UK
eBay
DC to USB C Power Adapte 5.5x2.1mm DC Plug Female to USB C/ Micro USB/ MINI USB Connector DC Power Converter
Aliexpress UK
SKU: #2.5MaleDC-Bare BRAND: EAN: Non applicable WEIGHT: 0.052.
eBay
0.8m Pure Copper USB To DC Plug 4.0*1.7 Dc Power Cable Router Power Cable DC Charging Cable 5v1a Current
Aliexpress UK
This DC coupler is a perfect solution for connecting, conversion, or coupling two DC power cables. Made with a solid Nickel plating and a durable plastic housing, it features a 5.5mm outer circumference and an inner pin of 2.1mm.
eBay
5PCS DC 7909 Power Plug Portable Laptop Travel Charger Adapter DC 5.5x2.1mm Female Jack to 7.9*0.9mm DC Power Plug Converter
Aliexpress UK
Ideal for security systems, LED strip lighting, and other low-power electronics, this 12V 1A AC/DC power adapter ensures uninterrupted, efficient, and long-lasting performance. Its compact design makes it easy to install in tight spaces, while the plug-and-play functionality allows for quick connection to your devices.
eBay
5 Pair (10pcs) Coax Cat5 To Bnc DC Power Male jack plug DC female Connector plug adapter Av BNC UTP for CCTV Camera Video Balun
Aliexpress UK
Features: Regulated switching power supply with plug, center positive. Professional transformer power supply. Wireless router, ADSL cats, HUB, switches. Audio or video power supply. Portable size and light weight, easy and convenient to carry or take. Specifications: Voltage: 12V. Power source: DC. Waterproof: no. Power generation: switch. Plug type: UK plug. AC input: 100V to 240V. DC output: 12V 1.0A. Power: 24W. Item size(approx.): UK plug: 80x50x62mm. Cable length: 90cm. Plug hole(Outside Diameter x Inside diameter): 5.5x2.5mm，compatible for 5.5x2.1mm. Color: Black. Package included: 1 * Power supply transformer. .
eBay
DC5.5*1.7mm Female To 5.5*2.5mm Male For Acer power converter Plug DC Plug
Aliexpress UK