30W 19V laptop adapter power supply for HP

Sometimes your laptop can not be charged, firstly you can check if it is because of your laptop adapter problem, you can change a new laptop charger to charge your laptop. if it can charge, then ok, if still can not, then that is others problem as below:

1. Software issues: Generally speaking, many computer brands such as Dell, Lenovo, Sony, etc. will equip their laptops with power management software. If a certain "battery protection mode" is enabled, the power management software detects After using AC power, users will prohibit battery charging and discharging to extend battery life.
2. Hardware problems: If the laptop computer is used for too long or consumes battery for a long time to work, it will affect the battery life of the computer, and some may even damage the battery, making it unable to charge normally.

Production features:

-Yidashun's 30W laptop adapter power supply is fit for HP EliteBook 8740W 8760W 8770W 641514-001.

-The 30w power adapter is with the worldwide  AC input 100V-240V, and voltage 19V 1.58A output, and also the dc size 3.5*1.35mm. 

-High quality completely 30w power adapter, and that can charge your laptop very well and also have long usage life. 

-100% Brand New Replacement 30W 19V laptop adapter power supply for HP,12 months warranty . 

-Yidashun's 30w 19v 1.58a power supply have over current protection, over load protection, short circuit protection and over heat protection!

Production specificates:

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

DC Output: 19V 1.58A 30W

DC Tip: 3.5*1.5mm

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*4.7CM

PCS/CTN: 50PCS

Carton Size: 48.5*32*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