AC DC Adapter 12v 2a

AC DC Adapter 12v 2a
Product Introduction:
The AC/DC Adapter 12V 2A is a premium 24W switching power supply engineered for professional and industrial applications requiring stable 12V DC power. Designed with global market requirements in mind, this adapter features universal 100-240V AC input compatibility and comes with multiple plug options (EU/US/BR/UK) to accommodate diverse regional standards.
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Description
Technical Parameters
20251106142629
Product introduction:

 

The AC/DC Adapter 12V 2A, a key model from the TOPOW TPA289 series, is a 24W power solution engineered for leading OEM clients like Skyworth. With a global 100-240V input and stable 12V/2A output, it delivers robust performance for a wide range of applications, including set-top boxes, network devices, and display terminals. The series is available in multiple regional configurations-including UK, US, Australian, and Brazilian plugs-and is fully certified to international safety and EMC standards. Proven in volume manufacturing, this series reliably supports monthly shipments of over 100,000 units. With an impressive portfolio of 12 international certifications including UL, CB, CE, UKCA, NOM, DOE, FCC, ERP, EAC, GEMS, SAA, and RCM.

 

Quality Assurance & Testing

 

100% production testing

Hi-Pot test: 3000VAC/1mA/60s

Full load burn-in: 8 hours minimum

Ripple and noise measurement

Environmental stress screening (ESS)

MTBF verification testing

Automated optical inspection (AOI)

20251106120154
 
 
 

Product Feature

 

Worldwide Voltage Support

Works with 100-240V AC inputs, ideal for international use.

01

Energy-Saving

Complies with ERP VI efficiency (86.2% average), ≤0.1W no-load power.

02

Robust Protection

Features OCP (≤3.5A), OVP (≤18V), SCP, and passes ±4kV surge tests (IEC61000-4-5).

03

Industrial Durability

100,000-hour MTBF, operates in -10℃~50℃, with vibration/drop/salt-spray resistance.

04

Clean Power Delivery

Tight voltage regulation (11.4V~12.6V), ≤150mV ripple, and fast response (≤30ms rise time).

05

 

Product application
 
 
 

Networking

Routers, switches

 
 

Security

IP cameras, NVRs

 
 

Industrial

PLCs, sensors

 
 

Consumer Electronics

Printers, LED displays

 

 

 

Certification

With a comprehensive suite of 12 international certifications (including UL, CE, UKCA, SAA), this adapter is your passport to seamless global market access.

 
 
TCASTPA28940S TPA289-24120-UK-24136 V10 17
TCASTPA28940S TPA289-24120-UK-24136 V10 181
TCASTPA28940S TPA289-24120-UK-24136 V10 19
TCASTPA28940S TPA289-24120-UK-24136 V10 201
TCASTPA28940S TPA289-24120-UK-24136 V10 21

 

 

Note: With 12+ global certifications, this adapter guarantees safety and performance across regions. The AC DC Adapter 12V 2A is your trusted power solution.

 

 

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Product specification

 

1.Input Characteristic

No. Item Unit Min value Typical value Max value Remarks
1.1 Range of rated input voltage Vac 100 220 240  
1.2 Range of maximum input voltage Vac 90   264  
1.3 Frequency of rated input voltage Hz 47 50/60 63  
1.4 Current of rated input voltage A     0.7  
1.5 Inrush current A     60 cold start@25℃
1.6 No-Load Input Power Dissipation W     0.1 ERP VI

 

2.Output Characteristic

No. Item Unit Min value Typical value Max value Remarks
2.1 Output voltage V 11.4 12 12.6  
2.2 Rated output current A     2.0  
2.3 Ripple & Noise mV     150 Note1 Note2
2.4 Average efficiency % 86.20     ERP VI
2.5 Output load transient response %     ±5  
2.6 Output overshoot/ undershoot %     ±5  
2.7 Rise time ms     30 Note3
2.8 Turn on time s     3 Note2 Note3
2.9 Line Regulation %     ±3  
2.10 Load Regulation %     ±5  

 

3.Protection Function

No. Item Unit Yes/No Minimum
value
Typical
value
Maximum
value
Recover characteristic
3.1 Short circuit
protection
A Yes       Hiccups protected mode ,Don't damage
3.2 Over current
protection
A Yes 2.30   3.5 Hiccups protected mode ,Don't damage
3.3 Over voltage
protection
V Yes     18  

 

4.Environment Requirement

No. Item Unit Minimum value Typical value Maximum value
4.1 Operating temperature -10 25 50
4.2 Storage temperature -20 25 70
4.3 Relative humidity % 5   95
4.4 Altitude M     5,000

 

5. Reliability Requirements

No. Item Specification
5.1 MTBF 100000Hours (25℃)
5.2 Vibration 10 to 300Hz sweep at a constant acceleration of 1.0G(Breadth:3.5mm) for 1Hour for each of the perpendicular axes X,Y,Z,there should not be damaged on the appearance,and can work normally.
5.3 Drop 1 corner,3edges,6surfaces each once.Height:100cm,on the wooden board,the plug can be bend,and scratch,but the structure should not be damaged,no noise when sway and can work normally.
5.4 Corrosion of gas Putting the sample in the salt 5% with 24hours,and the electronic test is OK after the test

 

6.Security Test And Safety Certification

 

No. Item Rating Standards(or test condition)
6.1 Hi-pot 3000Vac primary to secondary,5mA/60S
6.2 Insulation Resistance ≥100M 500VDC
6.3 Leakage Current ≤0.25mA 240VAC
6.4 Plug Type EU/US/BR/UK
6.5 Dimensions 75*49*48mm
6.6 Safety Certification UL/CB/CE/UKCA/NOM/DOE/FCC/ERP/EAC/GEMS/SAA/RCM

 

7.EMC Requirements

 

No. Item Rating Standards
Power
7.1 conducted interference CLASS B: EN55032,FCC part15
7.2 radiated interference CLASS B: EN55032,FCC part15
7.3 SURGE Differential : ±4 kV common:±4 kV CLASS B: IEC61000-4-5
7.4 EFT ±0.5kV;Class A, ±1kV;Class B: IEC61000-4-4
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