SHNITPWR 12V DC Power Supply 25A 300W Switching Power Supply Transformer Adapter 110V 220V AC to DC 12 Volt 25amp 24A 23A 22A 21A 20A Converter LED Driver for LED Light 3D Printer CCTV Stereos Radio

Parameter
Input: AC 110V/220V，50/60Hz
Output Voltage: DC 12V ( Regulated by 10% )
Output Current: Max 25A
Output Wattage:Max 300W
Size: 7.9in(20cm) x 4.3in(11cm) x 2in (5cm)
Material: aluminum, electronic components
Safety Compliance: FCC / CE/ RoHS / CCC
Fix Screw Hole Diameter: 2.5mm (0.1inch)
Working temperature: -10°C to 60 °C
Environmental humidity: 10%-95%
Weight: 1.6 lb / 720g

Package included:
1x 12V 25A power supply (power cord is not included)

Kindly note
1.110V/220V must be selected by switch before using to avoid damaging. Please change the switch to 110V for USA.
2.It comes without installation instruction, power cord, on/off switch and screws. Professional installation of licensed electrician is highly recommended.
3.High voltage inside, NEVER remove the cover. Not waterproof, indoor use only.
4.Make sure your device match the 12V voltage and wattage less than 300W. Please don’t run it overload.
5.If there is any issue with the power supply, please feel free to contact us by email. We will solve the problems for you within 24 hours. 

Connection instruction
L: AC Live Wire
N: AC Neutral wire
〨: Ground
+V:DC 12V+
COM: DC 12V-
+V ADJ: Adjust output voltage by 10%

Professional advice from licensed electrician:
The max use should be no more than 80% of the full loads.
Otherwise, the service life of the power supply will be greatly shortened.
We recommend you to use this 12V 25A 300W power supply to power devices less than 240W.