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Supply Power Adapter 19v 4.7a 18.5v 20v Universal Laptop Charger

Posted at: Offers to Sell and Export | Posted on: Thu 11 Jun, 2015 5:58 am | Product Category: Power adapters or inverters [601]
power adapter 19v 4 7a 18 5v 20v universal laptop charger
Products Photos CatalogPower Adapter 19v 20v Photos Catalog

supply power adapter 19V 4.7A 18.5v 20v universal laptop charger

desktop adapter



Voltage : 3 ~ 48 V

Output Current : 0.1 ~ 8 A

Max. Output Power : 90 W

Ripple.(mV) max. : 250

Line Regulation : 2 %

Load Regulation : 5 %

Avg.Eff.(%)25, 50, 75, 100% load : 86

No Load Power Comsumption : < 0.3 W


1 Weight : Approx 480g

2 Optional output connectors


Plug - in / Desktop power supply


Universal input voltage

Single output / dual output / triple output

Pass LPS

Optional output connectors

Over Voltage Protection

Over current protection

Short circuit protection

High efficiency & reliability

Compact low profile package

One year warranty

Safety agency approvals:

TUV, GS, CCC, cUL, UL, CE, SAA, PSE, CB, C-Tick, FC, V, Energy Star, RoHS, EK


Input voltage : 100 - 240VAC( Limits : 90 - 264VAC )

Input frequency : 50 to 60Hz ( Limits:47 - 63Hz )

Input current: 0.3A ~ 1.6A (rms) for 115 VAC, 0.2 ~ 1.2A ( rms ) for 230 VAC

Safety ground leakage current : Class 1 ( 3.5Ma ) Class 2 ( 0.25mA ) MAX @240 VAC 50Hz

Output voltage : 3 ~ 48V(5% tolerance)

Output current : 0.1 ~ 8 A

Output power range : 60 ~ 90 W

Ripple: 1% peak to peak maximum

Over voltage protection : N/A 

Over current protection : All outputs protected to short circuit conditions

Temperature coefficient : All outputs 0.04%/℃ maximum

Transient response : Maximum excursion of 4% or better on all models. Recovering to 1% of final value within 500us after a 25% step load change

Operating temperature : 0℃ ~ +40℃

Storage temperature : -40℃ to +85℃

Relative humidity : 5% to 95% non - condensing

Derating : Derated from 100% at+40℃ linearly to 50% at 70℃

Efficiency : 85% minimum at full output

Hold-up time : 5 msec minimum

Line regulation : 1% maximum for any input voltage change between input voltage range

Load regulation : 5% variations from minimum to maximum output current

Insulation resistance : 50 Mohm minimum from output to ground

Inrush current : 15 AMPS @ 115 VAC, or 30 AMPS @ 230 VAC at 25℃ cold start

Withstand voltage : 4242 VDC from input to output

Mean time between failure : 100, 000 hours minimum at full load at 25℃ ambient

EMI requirements : Meets conduction limits of(a) FCC PART 15 CLASS B(b) CISPR22.2

Safety requirements : Meets or exceeds : UL / CUL, CEC, GS, CCC, PSE, CE, BSMI, VCCI, MEPS, K - Mark

Warranty: 1 year

Company Contact:

JSadapter photo
Contact Name: Sophia Wu
Company Name: Power Js Technology Co., Ltd.
Email: Email
Tel: 886-3-3605875
Fax: 886-3-3604278
Street Address: 3F., No.493, Wenzhong Rd.,
Taoyuan Dist., Taoyuan City 33056,
Taiwan, R.O.C
Website: http://www.powersupplytech.net
Member name: JSadapter
Country: Taiwan-TW Taiwan
Member Since: 04 December 2014
Total Leads: 50 JSadapter Import Export Business Leads
Business focus: Linear Adapter, Power Transformer, Switching Power Adaptor, Dual Triple Voltage Adapter, Medical Switching Adaptor, Interchangeable Adaptor, USB Power
Chat: leave me a chat message
Verify: Safe Import Export Tips
Product Category: Power adapters or inverters [601]

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