power adapter 21V3A desktop

Price Negotiable

Price: $3.0-$10.00

MOQ: 500PCS

Delivery Time: 7-10days

Brand: BTB

Product Description

power adapter 21V3A desktop

Product Electric Parameters
Input specification	Input voltage		AC100V---240V
	Input frequency		50-60Hz
	Input surge		20A@120VAC 40A@230VAC
Output specification	Output voltage can be adjusted		±10%
	Start-up time		<1S(input230V Io=100%)
	keep time		>20mS (input230V,Io=100%)
	Voltage regulation		(Full load) <0.5%
Protection function	Overload protection		105% - 150% rated power, automatic recovery
	Over-voltage protection		105% - 150% of the rated voltage
Insulation intensity	Input---output		1500VAC/1min
	Input---ground		1500VAC/1min
	Input---ground		500VAC/1min
Safety standards	According with GB4943, UL60950-1,EN60950-1 standards.
E M C standards	According with GB9254, EN55022 class A EN61347-2-13:2008 standards
Environmental	working temperature		- 20 ° ~ 60 ° c / 20% ~ 90% RH (no frost)
	Storage temperature		- 40 ° ~ 85 ° c / 10% ~ 95% RH (no frost)
	height above sea level		<2000M
Cooling method	Cooling method		Natural cooling air convection
Product Type Table
Product model	output specification		ripple, noise	efficiency
	21V	3A	100mV	85%

Applications:

ac power adapter 12V 15V 16V 18V 22V 24V 30V 32V 36V DC Power adapter 1a 2a 3a 5a 10a

can be applied in security equipments, portable equipments, telecommunication equipments, consumer equipments, and other equipments.

Security equipment: monitoring camera, hard disk video recorder, security system, control equipment, monitoring equipment, etc.
Portable equipment: portable DVD, radio, mobile hard disk box, portable tools, charger, lithium ion battery, game machine, language repeater, walkman, digital products, tablet PC, etc.
Telecommunication equipment: router, microprocessor system, ADSL equipment, telephone composite aircraft, hub, telecommunications terminal equipment, cell phone, etc.
Consumer equipment: LCD TV, HD player, DVD players, digital photo frame, electronic refrigerator, acoustics, LED lamps and lanterns, small power electric appliances, electric tools, audio-video products, mini TV, decorative lighting, massager, LED lighting, electric bicycle battery charger, small size LCD TV and set top box, air cleaner, LCD, computer monitor, etc.
Other equipment: industrial automation control, military equipment, scientific research equipment, industrial control equipment, electric power equipment, medical equipment, semiconductor refrigeration and heating, computer chassis, instrument power supply, printer, testing equipment, and almost any other portable type equipment.