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DC Constant Voltage 12V 24V 48V 500W Switch Mode 12v dc power supply with CE RoHS FCC

FOB Price: US $ 14 - 15 / Piece | Get Latest Price
Min.Order Quantity: 100 Piece/Pieces
Supply Ability: 5000000 Piece/Pieces per Week
Port: Shenzhen
Payment Terms: L/C,T/T,Western Union,PayPal
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Quick Details

Place of Origin:
Guangdong, China (Mainland)
Brand Name:
Model Number:
Output Power:
Output Type:
Input Voltage:
Output Voltage:
Output Frequency:
Output Current:
Output power(W):
Short Circuit Protection:
Auto Recovery
Overvoltage protection:
Overheat protection:
Overload Protection:
Output voltage(V):
Input voltage(V):

Packaging & Delivery

Packaging Details: White neutral inner box, and OEM is welcomed.
Delivery Detail: 1-2 working days for sample we have stock


Constant Voltage 500W dc power supply
AC input DC output
Single output DC12V 24V 48V available

DC Constant Voltage 12V 24V 48V 500W Switch Mode 12v dc power supply with CE RoHS FCC





· High efficiency and with PFC


· Energy-saving and safety


· Thunder and waterproof


· CE and ROHS Certificate


· PWM Switch design,efficiency power exceeds 85 


· Dissipation by natural air flow 


· 100% full load aging testing






1.With short circuit, over temperature and over power protection.

2.The power supply will auto recovered when faults remove.

3.The power supply shall not damage by short the output to ground.






1.Digital and electronic products;

2.LCD, LED, CCTV camera;

3.Communications and security produts;

4.Electrical equipment, Instrumentation




Detailed Product Description








1. What is your warranty? And if I got wrong ones, how will you do with it?

A: If having wrong ones which cannot work, pls show us pictures, and we will replace the relative spare parts or a new one accordingly. If you wanna to refund, it also can be discussed. 


2. What is your minimum order quantity?

A: The MOQ is 1PCS, but the quantity for OEM packages should be 500PCS or more.


3. Which payment terms you can accept?

A: We accept T/T, L/C, Western Union, Paypal, etc.


4. What are the shipping ways you can offer?

A: We can delievry the goods by air/sea/express according to customers' requirements. We can send goods by Shenzhen/ Guangzhou/ Shanghai/ Ningbo/ HK port, usually from Shenzhen/Guangzhou Port is more convenient. 


5. How about your delivery time?  

A: As we are manufacture, our delivery time can be 2 weeks or less.


6. Do you provide samples of this product? 

A: Yes, we can provide sample for free. But the shipping fee will be charged.


7. How about your goods’ quality?

A: All our goods are certificated by CE, RoHS and FCC. High quality is widely recognized by Europe and America.


8. Do you make OEM?

A: Yes, we can provide all kinds of OEM packing and labels. Here below are some OEM labels of our customers. for example. 




Our Advantages


1, 7 years focus on the LED Power Supply Research and development, Production;


2, Providing service for 3000 customers, including 2000 in China mainland, 1000 in overseas markets all over the world;


3,High reliability and good stability, for many kinds of large-scale outdoor lighting project, through the use of test from 3000 customers;


4, For control the quality, we made the transformer by our own factory, this also for the power supply can be stable and reliable;


5,Complete certification, UL, CE, RoHS, EMC etc., which small factory often lack of;


6,After-sale guaranteed, real integrity transactions, 100% replace the faulty items;


7,Strong r&d team, r&d team has more than 30 people;


8,Flexible and fast delivery, bulk orders usually delivery within two weeks, General small batch orders can be arranged delivery within 3 days if have semi-finished products in stock.


9, 1 day lead time for samples! We have stock!



Ordinary Series (IP20) :

15W, 24W, 36W, 60W, 80W, 100W, 120W, 150W, 180W, 200W, 250W, 300W, 360W, 400W, 500W, 600W, 700W, 800W -- (12V/24V/48V)

50W, 100W, 150W, 200W, 250W, 300W, 350W -- (5V)


Rainproof Series (IP65) :

60W, 80W, 100W, 120W, 150W, 180W, 200W, 250W, 300W, 360W, 400W, 500W -- (12V/24V/48V)

100W, 150W, 200W, 250W, 360W -- (5V) 


Waterproof Series (IP67) :

20W, 24W, 30W, 36W, 60W, 80W, 100W, 120W, 150W, 
200W, 240W -- (12V)



1) Universal AC input voltage switch replacement.

2) Cooling by free air convection/Cooling fan.

3) LED indicator for lights.

4) 100% full load burn-in test.

5) Protections: Short circuit/Over load/Over voltage.

6) All using 105°C long life electrolytic capacitors.

7) Withstanding high voltage and operating 70°C temerature.

8) Withstanding 290V AC surge input for 5 seconds.

9) With stable output ripple.

10) High efficiency, long life and high reliability.

11) Waterproof IP65 or IP67 with test report.



1. Frequency range: 90-250VAC

2. Efficiency: 47-63HZ

3. AC Current: 70%-95%

4. Frequency range:<2mA/240VAC



1. DC5V, DC12V, DC24V, DC48V

2. Voltage tolerance: ±6.1%

3. Channels: 1, 2, or 3 same channels.



1. Over Current

110%~150% rated output power

Protection type :Hiccup mode ,recovers automatically after fault condition is removed.


2. Over Voltage


Protection type : Hiccup mode ,recovers automatically after fault condition is removed.


3. Waterproof

Non-waterproof(IP20), Waterproof IP65 or IP67 with test report.



Working Temp.: -20°C~+70°C

Working Humidity: 20~90%RH,non-condensing

Vibration: 10~500HZ,5G 10min/cycle,each along X, Y, Z axes 60mins

Store Temp., humidity: -40~+85°C,10~95%RH

Safety & EMC

1. Certifications: Compliance to CE RoHS FCC standards

2. Withstand Voltage: I/P-O/P:3KVAC   I/P-FG:1.5KVAC   O/P-FG:0.5KVAC

3. Isolation resistance: I/P-O/P,I/P-FG,O/P-FG:100M Ohms/500VDC/25°C/70%RH

4. EMC Emission: Compliance toEN55022(CISPR22)Class B,EN61000-3-2,-3

5. EMC Immunity: Compliance to EN61347, EN6100-4-2,3,4,5,6,8,11,EN61000-6-2(EN50082-2)

Product Pictures




Our Certificate:


Our Factory:

Not exactly what you want? 1 request,multiple quotations Get Quotations Now >>
Dongguan Tecmo Electronic Technology Co., Ltd. is a manufacturer of LED power supply, industrial power supply, security monitor power supply and notebook power adapter with well-equipped testing equipment and strong technical force.

With a wide range, good quality, reasonable prices and stylish designs, our products are extensively used in LED and other industries.

In addition, we insist on the concept of "Quality First, Customer Supreme" and strictly conforms to... View detail

Basic Information

Business Type: Manufacturer  
Main Products: LED Power Supply,Industrial power supply,Security Monitor Power Supply,Switching power supply,Waterproof Led Power Supply  
Number Of Employees: Above 1000 People  

Trade & Market

Main Markets: Mid East
South America
Eastern Europe
Southern Europe
Northern Europe
Central America
Western Europe
Eastern Asia
South Asia
Southeast Asia
North America
Domestic Market
Total Annual Sales Volume: US$1 Million - US$2.5 Million  
Export Percentage: 21% - 30%  
Trade Shows: Global Source Fair    

Factory Information

Factory Size (Sq.meters): 3,000-5,000 square meters  
No. of Production Lines: 10  
Number of R&D Staff: 11 - 20 People  
Number of QC Staff: 21 - 30 People  
Contract Manufacturing: OEM Service Offered   Design Service Offered   Buyer Label Offered  

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How It Works

China (Mainland) | Manufacturer | Contact Details
Experience: Established 2009 , 6 years OEM

Communicate with Supplier:

Ms. Sveta Hu
Ms. Sveta Hu:
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