Power-Win is a professional power supply manufacturer located in Taipei, Taiwan. Starting with PC power supplies business in 1989, Power-Win extends its product lines into AC / DC switching adapters, open frame power supplies, DC / DC ATX converters, and medical power supplies. With over 20 year experience in design, research, and manufacturing, Power-Win not only develops its own products to lead market trends and also works with customers for OEM / ODM projects. To meet latest energy saving demand and green power trend, we introduce more efficiency level V adapters and also open frame units to fulfill customer’s needs.

400W AD-DC Open Frame/U ChannelL 127 × W 81 × H 38.1 mm, PW-400B-1YXXXUM

POWER-WIN TECHNOLOGY CORP.'s mission, as a worldwide 400W AD-DC Open Frame/U Channel
L 127 × W 81 × H 38.1 mm
supplier, is to make its key technologies available to its final customers at an affordable price, by matching high quality. As an industry leader of 400W AD-DC Open Frame/U Channel
L 127 × W 81 × H 38.1 mm
, we can manufacture first-rate 400W AD-DC Open Frame/U Channel
L 127 × W 81 × H 38.1 mm, 360Watts Medical and ITE open frame power supply, 4x6
with reasonable price. Our prime focus is to deliver products that exceed the expectations of our clients in a cost-effective manner. If you need any help at choosing the right 400W AD-DC Open Frame/U Channel
L 127 × W 81 × H 38.1 mm to match your requirements, we are happy to quote tailored to your requirements.


400W AD-DC Open Frame/U Channel
L 127 × W 81 × H 38.1 mm

*Both ITE & Medical Approvals
*High Power density, 400W in 5" x 3.2" footprint.
*Medical applications Protection: Means of Patient Protection ( MOPP).
*Altitude during operation: ITE up to 5000m ,Medical Below 3000m.
*Meet Medical BF rated.
*Main output and Standby output Power ON LED indicators.
*3 years warranty
Description :

U-Type (U Channel)
*Dimension : L127 x W81 x H38.1mm
*Weight : 575g (1.27lbs.)

E-Type (U Channel with cover)
*Dimension : L127 x W81 x H42.1mm
*Weight : 617g(1.36lbs.)

T-Type (Top mounted fan)
*Dimension : L127 x W81 x H68mm
*Weight : 657g(1.45lbs.)

Specification :

  • Input range : 90 - 264VAC (Refer to derating curve).
  • Frequency : 47 - 63Hz.
  • Power Factor : > 0.95 @115VAC; > 0.90 @230VAC @full load.
  • Inrush current : < 45A peak @115VAC; < 80A peak @230VAC cold start @25°C
  • Input current (rms) : 4.2A @115VAC; 2.1A @230VAC max.
  • Efficiency : > 91% typical @full load, 230VAC.
  • Earth leakage current < 100uA @264VAC.
  • Maximum output power : 400Watts forced air, 250Watts convection cooling.
  • Hold-up time : > 10ms typical 50% load, 115VAC
  • Short circuit protection : Auto-recovery.
  • Over power protection : 105% to 150% maximum rating, Auto-recovery.
  • Over voltage protection : Auto-recovery
  • 5Vsb meet ErP Lot 6 0.5W @ No load.
  • Remote control ( Inhibit ) function.
  • Operating temperature : -20 to +70°C. (Refer to "Derating Curve")
  • Operating Humidity: Non-condensing 10% to 90%.
  • Storage temperature: -20°C to +85°C.
  • Storage Humidity: Non-condensing 0% to 90%.
  • MTBF : > 250,000 hours @full load and 25°C ambient temperature per telcordia(Bellcore TR-332).
Safety Standards
  • UL60601-1 3.1rd Edition
  • TUV EN60601-1 3.1rd Edition
  • CB IEC60601-1 3.1rd Edition
  • UL/c-UL UL62368-1
  • TUV EN62368-1
  • CB IEC62368-1
EMI Standards
  • IEC60601-1-2 Ed4:2014
  • EN60601-1-2 Ed4:2015
  • EN 55011 Class B
  • EN55032 Class B
  • EN55024 Class B
  • FCC Part 15 Class B
  • FCC Part 18 Class B
  • CE
Model no. Output Voltage (V1) Maximum Load (V1) Output Regulation (V1) Ripple Noise (V1)
Standby supply
FAN output (V3) Convection total power Forced air
total power
Convection Forced Air
PW-400B-1Y120TM +12V 20.84A 33.33A ±3% 240mV 5V/0.3A 12V/0.25A 250W 400W
PW-400B-1Y240TM +24V 10.42A 16.66A ±3% 300mV 5V/0.3A 12V/0.25A 250W 400W
PW-400B-1Y280TM +28V 8.93A 14.28A ±3% 300mV 5V/0.3A 12V/0.25A 250W 400W
PW-400B-1Y480TM +48V 5.21A 8.33A ±3% 300mV 5V/0.3A 12V/0.25A 250W 400W
PW-400B-1Y540TM +54V 4.63A 7.40A ±3% 300mV 5V/0.3A 12V/0.25A 250W 400W
PW-400B-1Y120TM +12V 33.33A -- ±3% 240mV 5V/0.3A 12V/0.25A 400W --
PW-400B-1Y240TM +24V 16.66A -- ±3% 300mV 5V/0.3A 12V/0.25A 400W --
PW-400B-1Y280TM +28V 14.28A -- ±3% 300mV 5V/0.3A 12V/0.25A 400W --
PW-400B-1Y480TM +48V 8.33A -- ±3% 300mV 5V/0.3A 12V/0.25A 400W --
PW-400B-1Y540TM +54V 7.40A -- ±3% 300mV 5V/0.3A 12V/0.25A 400W --
  • Ripple and noise are measured at oscilloscope 20MHz bandwidth by a 100uF electrolytic capacitor and a 0.1uF ceramic capacitor in parallel at output connector.
  • Regulation shows the percentage of absolute value of nominal output voltage.
  • Model option : C = E, E-Type (U Channel with cover)、C = U, U-Type (U Channel)
  • -1 to -20°C ambient temperature and EMS Immunity worse case O/P Regulation≦ +/-10%
  • Standby supply (V2) O/P Regulation +/-10%、Ripple and noise 150mV.
  • The switching frequency of this series is set within 58 to 75KHz at full load.

  • Safety and EMC Performance
    Description Safety EMC
    Medical equipment IEC 60601-1 :2005+A1 Third Edition (IEC 60601-1:2012 reprint )
    EN 60601-1 : 2006 + A11 + A1 + A12
    ANSI/AAMI ES60601-1 :2012 + A1 + A2
    CAN / CSA C22.2 No. 60601-1 :14 - Edition 3
    EC/EN 60601-1-2
    Ed4:2014 & EN55011 and FCC Part 18
    Audio/video, ITE equipment IEC 62368-1 :2014 ( Second Edition )
    EN 62368-1 : 2014 + A11
    UL 62368-1, 2nd Edition, 2014-12-01
    CAN / CSA C22.2 No. 62368-1 :14, 2nd Edition
    EN55032 & EN5502 & FCC part 15 (*) and ICES-003
    Tests for conformance to this requirement will be performed with final system (*) FCC PART15 compliance information and warnings:
    This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions:
  • This device may not cause harmful interference, and
  • this device must accept any interference received, including interference that may cause undesired operation

  • Insulation level and dielectric withstand (HI-POT)
    Audio/video, ITE equipment Isolation voltage Grade insulation
    Primary circuits to secondary circuits 4242Vdc Reinforced
    primany circuits to earth ground 2121Vdc Basic
    Secondary circuits to earth ground 2121Vdc Basic
  • Production testing use dc voltage test 4 Sec.
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    POWER-WIN TECHNOLOGY CORP. is recognized by our customers as the best provider of 400W AD-DC Open Frame/U Channel
    L 127 × W 81 × H 38.1 mm
    throughout the world. Your complete satisfaction is our ultimate goal. We invite you to look at our Web site and you will find us to be a reliable source for your needs. We will establish long-term co-operation and growth together with your business. POWER-WIN TECHNOLOGY CORP. aims to design and build the world's best performing 400W AD-DC Open Frame/U Channel
    L 127 × W 81 × H 38.1 mm
    , creating the perfect products and services for every type of customer. For more details about our 400W AD-DC Open Frame/U Channel
    L 127 × W 81 × H 38.1 mm, 360Watts Medical and ITE open frame power supply, 4x6
    , please contact with us immediately.