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Min. Order : 10 Pieces

Power Adapter 90w 19V 4.74A 7.4*5.0mm Laptop Charger Power Adapter Laptop AC Adaptor For HP Big Pin

$20.00 OFF
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Quick Details

Port: Huangpu
Payment Terms: L/C,T/T,Western Union,Paypal
Supply Ability: 600000 Piece/Pieces per Month
Connector: 7.4*5.0mm / big pin
DC Cable Length: 1.2M/1.5M/1.8M
Place of Origin: China
For brand: For HP
Material: PC Fireproof Material,ABS
Model Number: LSN-LA-90W-H
AC Port: 2-Prong / 3-Prong
Certification: CE FCC ROHS
Weight: 240G
Brand Name: LV-SHUO
Function: laptop adapter
Item: Power AC Adapter
Type: Power Supply Adapter,laptop adapter
Output: 19V 4.74A
Protection: Short Circuit Protection,ovp,OLP,ocp,Other,Low Tension,Over-charging,Overcurrent,Overvoltage
Power: 90W
Packaging Detail: 1. 50pcs Carton,Each independent with PE bag. 2. PE bag (or bubble bag)+Independent brown box, 50pcs/Carton; Out Carton Size: L*W*H(61*40*27)cm Inner Brown Box Size: L*W*H(19*11.5*4.5)cm
Package Preview: https://sc04.alicdn.com/kf/Hcb203c89a8ff4141ab86659acaa15869k.png_640x640.png
Guangdong Green Power Technology Co., Ltd.
Manufacturer, Trading Company
Response Time
On-time delivery rate
US$ 230,000+
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Product Description

Power Adapter 90w 19V 4.74A 7.4*5.0mm Laptop Charger Power Adapter Laptop AC Adaptor For HP Big Pin

Range of application

Input specification Input voltage 100-240V ( worldwide use) 
Input frequency 50-60Hz
Input surge 1.2-1.5A
Output specification Output voltage 19V
Output current 4.74A
Output power 90W
Output voltage can be adjusted 0-4.74A
Voltage regulation ±0.3V
Protection function Overload protection Beyond the rated power 5%-10%, automatic recovery
Over-voltage protection 10%-13%Out of rated voltage
Short Circuit No damage for short circuit,automatic recovery
Environmental Operating temperature 35°C-55°C
Storage temperature -20 °C-85°C
humidity 5%-25% No condensation of moisture
AC specification three plug 3PIN Device type Desktop adapter
Structure weight 210g~500g Full Load Ripple <=120mVp-p
color black  Efficiency 86%
Size 108*45*30mm Safety standards CE FCC ROSH
External dimension 7.4mm Service OEM ODM
Internal dimension 5.0mm Warranty 1 year warranty


- Innovation provides constant true voltage automatically with low consumption.
- Built with input/output overvoltage protection, input/output overcurrent protection, over temperature protection, over power protection and short circuit protection.

7450 19V4.74A big pin-17450 19V4.74A big pin-57450 19V4.74A big pin-37450 19V4.74A big pin-27450 19V4.74A big pin-7

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Company Information




Q: Are you a manufacturer or trade company?
A: We are a professional laptop adapter and usb charger manufacturer over 11 years since Sept. of 2009.


Q: What products your company specialize in?
A: We specialize in laptop adapter,switching power supply, and usb charger.


Q: Can you provide a Sample ?
A: Yes, Sample order for test is accepted, and buyers need to provide shipping cost.


Q: Whether to provide customized design?
A: Yes, modified and customer design is availabile.


Q: What’s your payment terms?
A: Standard terms: T/T in advance and Western Union; Also L/C at sight is acceptable for large amount.


Q: What’s the warranty service do you offer?
A: We offer 24 month warranty for all our products.


Q: How do you ensure product quality of your products?
A: Strict QC with 6 steps testing from raw material purchase to finished product.


Q: How do you ship the order normally?
A: For large qty order, ship the goods by sea ; For small qty order, by air or express. We supply optional express for you, including DHL, FEDEX, UPS, TXT, EMS, ARAMES and so on.