IP20 Indoor 400W Ultra Slim Power Supply33A 220VAC To 12VDC LED Transformer

 Product Specification: 

AC 220V to DC 12V 33A LED Light Box Power Supply 400W for LED lighting Box and LED Sign

1). Sepcifications

2).Input Characteristics

1.    Input Voltage: AC 180-264V
2.    Input Frequency: 50/60Hz
3.    Input Current: 4A Max (full loaded at the lower limited of input voltage range) 
4.    Inrush Current: 80 Amps Max. Cold start at 240Vac input, with rated load and 25℃ ambient.
5.    Ac Leakage Current: 3.5mA Max. At 240Vac input

3) Output Characteristics

       1. Output Power

        2. Line Regulation

       3. Ripple and Noise

          Under nominal voltage and nominal load,the ripple and noise are as follows when

          measure with Max.Bandwidth of 20MHz and Parallel 47uF/0.1uF,crossed connected at testing point.

      4. Turn on delay time: 2Second Max.at 220Vac input and output Max.load.

      5. Rise time:40 mS Max.at 220Vac input and output Max load.

      6. Efficiency: 85% Min, At220Vac input voltage and full load calculation efficiency.

      7. Overshoot: 5% Max.When power supply at turn or turn off.

4) Protection Functions:

      1. Short circuit protection:   auto recovered when short circuit faults remove.

      2. Over current Protection:  auto recovered when over current faults remove.

      3. Over load protection:   auto recovered when over current faults remove.

5)   Test:  Drop test, Salt Spray Test, Surge test, Ageing test, lightning test, Temperature Variation test etc.

6)  Safety Requirement

      1. Safety Standard: Safety: Design by IEC60950 standard.

      2. DIELECTRIC STRENGTH Hi-Pot:

          Primary to secondary:1200Vac/10mA/60S for type test.

          Primary to case:1200Vac/10mA/60S for type test.

      3. Iusulation resistance:Primary to secondary:10MΩ min at 500V DC.

7) EMI Requirement

    Designed according to the following standards:
      1. FCC class B rules
      2. EN55022 class B rules
      3. GB9254-1998,GB17625.1-2003

8) Structurer: 

9) OEM: Customize label and Inner box

10) Packing details

11) More product pictures:

 Factory Capacibility: 

1. Professional manufacturer:  17 Years experience,  10,000 square meters factory,

                                                 400+ employees,  8 production lines

2. Scientific Management:        ISO9001:2015 Quality Management System Certified, 7S  administration
3. Independent R&D teams :    10+ Engineer teams, innovative and independent R&D ability

4. Advanced equipment:          SMT plant,  wave-soldering machine,  Semi-auto assembling,

                                                 EMC lab, Test Lab, Ageing room etc.