NipronSite MapContact us
HomeProductsWhere to buyaboutinquitycontact
ProductsSecond Generation Power SupplySecond Generation Power Supply
Power supply encyclopedia
About Second Generation Power Supply
1U/2U complianceCompactPCI uncomplianceVMEbus uncomplianceERP uncomplianceRedundant uncomplianceOther uncomplianceSSI-DPS uncompliance
Second Generation Stocked product Inquiry / Quotations

High Efficiency 74%, 1U Size Power Supply

High Efficiency 74%, 1U Size Power Supply

•Magnetic amplifier adopted to regulate +12V output voltage
•Fan speed keeps slow even at the standby mode to reduce of temperature rise of +5VSB.
•Flexible selection among connector type output harnesses

continuation maximum capacity
peak capacity

* Harnesses are optional.

*Please use Metric Screw Threads, ("M3" screws) for PSU mounting.(Inch Screw Threads cannot be used.)
Safety UL complianceCSA complianceEN complianceCE unacquisitionCCC unacquisition
Reliability grade HFA uncomplianceFA complianceHOA uncomplianceOA uncompliance
Function :For description of function, click each icon
DC Startup uncomplianceRS232C uncomplianceTTL uncomplianceSilent uncomplianceRoHS Directive complianceConnection compliance
PFC complianceLead-free compliance5VSBFAN complianceTSFCFAN uncomplianceUSB uncompliance
Output specification
Output specification
Output connector: For description of function, click each icon
Output connector for ATX Mother Board uncompliance ATX 12V ver. 2.0 or later power supply with SSI power connector uncomplianceAT motherboard output connector uncomplianceProcessor connector for ATX motherboard uncomplianceATX Motherboard Auxiliary Connector uncomplianceProcessor Connector for SSI Motherboard uncompliance
PCI-Express uncompliancePeripheral connector uncomplianceConnectors for FDDs uncomplianceConnector compliant with the S-ATA (Serial ATA) standard uncompliance
Standard, specifications: For standard and specifications, click each item.
Compatible case size 1U size
Outline drawing 100Wx40.5Hx190D
Weight 1.00 kg typ
Input Voltage AC 85 to 264V
Efficiency AC 70% typical at AC 100V and 74% typical at AC 240V
Power factor 98% typical at AC 100V and 92% typical at AC 240V
Input changeover system Worldwide
Safety UL60950, CSA C22.2 No.950 (c-UL), IEC60950, EN60950 (TUV)
High frequency current regulation Compliant with IEC61000-3-2 Class A and EN61000-3-2 Class A
EMI standard
(Input feedback noise)
Compliant with VCCI Class B
CE marking
EMS immunity Electrostatic discharge to meet EN61000-4-2
Radioactive radio-frequency electromagnetic fields to meet EN61000-4-3
Fast transient burst to meet EN61000-4-4
Lightning surge immunity to meet EN61000-4-5
Conductive radio frequency electromagnetic fields to meet EN61000-4-6
Power frequency magnetic field immunity to meet EN61000-4-8
Voltage dips and fluctuation to meet EN61000-4-11
MTBF 80,000H
Operating temperature 0 to 50 deg. C
Leakage current 0.5mA max. at AC 100V and 1mA max. at AC 240V
Cooling systems Forced air cooling
Output ground connection
Warranty Three years after delivery, however, if defects belong to us, the defective unit shall be repaired or replaced at our cost.
Accessory (Optional)
WH2753(PS2753) AC Power Cable(PSE)
Download Product and Technical Information
Instruction Manual Test data Product catalogue product specification