48W 12V 4A desktop power adapter PSU

48W 12V 4A desktop power adapter PSU

Our 12V 4A desktop power adapter are make by rsistance, capacitance, triode. The switching power supply has PWM control chip, TL431, MOS tube, Schottky, transformer, EMI inductance, etc.The power supply for the notebook is different from the battery. The situation of power supply is more complicated. Firstly, the voltage needs to be further regulated and filtered to ensure stable operation when the power supply performance is not very good. The stabilized voltage is divided into two parts in the city to supply power to the notebook. Please make sure the model of your device before buying!

Production specificates:

AC Input: AC 100V~240V(AC 95V~265V), 50/60Hz

DC Output:12V 4A 48W

DC Tip:6.5*4.4mm

Efficiency:>85%

Ripple Noise: below 150Mvp-p

DC cable standard:0.5mm2 Pure Copper 

DC cable length:1.2m or can be customized

Operating Temperature:0°C ~40°C

Operating Humidity:5%~95%RH

Storage Temperature:-20°C ~85°C

Storage Humidity:5%~95%RH

Warranty:2 years

Certificate:CE, ROHS, REACH, FCC, ERP, CB, GS, TUV, UL, CUL, CCC,PSE

MOQ:100pcs

Company information:

Shenzhen Yidashun Technology Co.Ltd, founded in 2007, is a professional manufacturer dedicated to producing and sale of laptop adapter, universal laptop adapter, 12v 24V desktop adapter for LED/CCTV, AC DC power adapter, wall adapter, metal case switching power supply for LED/CCTV, USB charger, car charger,usb wall socket,extension socket , power cable,usb cable etc electronical accessories.  

Our products range including replacement ac adapter for all brands such as apple ,dell, hp/Compaq, Microsoft ,IBM/Lenovo, Sony, Toshiba, Fujitsu, Gateway, Liteon, Delta, NEC, LS, LG and so on. 

Professional test:
For all our laptop ac adapter, we have a series of professional test from raw material~unfinished and products~finished products to control the quality seriously, each adapter make 100% checking and testing before delivery out.

Package information:

Safe packing, brown box or color box packing can be customized

Inner box size: 19*13*4.7 cm

PCS/CTN: 50PCS

Carton Size: 48.5 x 32 x 40cm

With many years of market experience, we have gained the trust of a wide audience. All our laptop adapters have passed CE FCC ROHS UL CUL ETL CB certificates with full 1 year and 2 years warranty. 

Welcome to visit our factory and the worldwide exhibition in USA, HK, Germany, Brazil, Russia etc