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Quick Details

  • Place of Origin: China (Mainland)
  • Brand Name: Hengfu
  • Model Number: HF100W-SF series
  • Output Power: 51 - 100W
  • Output Type: Single
  • Input Voltage: 115/230VAC selected
  • Output Voltage: 3-48V all available
  • Output Current: 2.2~20A all available
  • Dimensions: 199 x 98 x 39mm

Packaging & Delivery

Packaging Details: 0.65kgs/pcs, 28pcs/20kgs/0.045CBM per carton for CB CE Approved 12 volt 5 amp Switching Power Supply RoHS
Delivery Detail: 2-3 weeks CB CE Approved 12 volt 5 amp Switching Power Supply


High reliability
All 105C capacitors
Japanese brand for key components
UL,CE,CCC,ROHS approved
Factory 20 years experience

 CB CE Approved 12 volt 5 amp  Switching Power Supply RoHS

Product features:

1) 115/230VAC input selected by switch

2) UL, CE approved

3) High reliability

4) 100% full load burn-in test

5) Built in EMI filter

6) Overload/ over voltage/ short circuit protection

7) 5 years limited warranty

8) Dimensions: 199 x 98 x 39mm


AC input voltage range

85~132/170~264VAC selected by switch

Input current2.8A/115V, 1.5A/230V
Input frequency47~63Hz
Inrush currentcold start, 20A/115V, 40A/230V
Input leakage current< 1mA/230VAC
Line regulation (full load)± 0.5%
Output voltage adjust range± 10%
Output overload protection110~130%, shut off, re-power on to recover
Output over voltage protection115~150%, shut off, re-power on to recover
Withstand voltage

I/P-O/P: 3KVAC/1min, I/P-F/G: 1.5KVAC/1min, O/P-F/G: 0.5KVAC/1min

Rise time50ms@full load (typical)
Hold up time20ms@full load (typical)
Operating temperature-10°C ~+50°C
Storage temperature-20°C ~+85°C
MTBF> 100,000 hours
Safety standardsGB4943, UL60950, EN60950
EMC standardsGB9254, EN55022 class B, EN55024, EN61000-3-2,3, EN61000-4-2,3,4,5,6,8,11
Vibration10~150Hz, 2G 10min/1cycle, 30min each along X, Y, Z axes
Cooling methodconvection


Model No.DC Output







HF100W-SF-5 5V20A100W0.5% ± 2% 100mV 79%
HF100W-SF-7.5  7.5V13.5A  101.3W0.5%± 2% 100mV79%
HF100W-SF-1212V 8.5A102W0.5% ± 1% 120mV 81%
HF100W-SF-13.8 13.8V7.5A 103.5W0.5%± 1% 120mV83%
HF100W-SF-15 15V6.7A100.5W0.5% ± 1% 120mV 83%
HF100W-SF-24 24V4.5A108W0.5% ± 1% 150mV 84%
HF100W-SF-48 48V2.2A105.6W0.5% ± 1% 150mV 86%



Mechanical drawing of CB CE Approved 12 volt 5 amp  Switching Power Supply RoHS





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