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MeanWell SDR-480-48

This DIN rail power supply is output adjustable from 48-55VDC, provides 480W of power with 94% efficiency.

Part Number: 32124-8

  • Output adjustable from 48-55VDC
  • Rated power 480 watts
  • High efficiency 94% and low power dissipation
  • 150% peak load capability
  • Built-in active PFC function, PF>0.94
  • Protections: short circuit / overload / over voltage / over temperature
  • Cooling by free air convection
  • Built-in constant current limiting circuit
  • Can be installed on DIN rail TS-35/7.5 or 15
  • UL 508(industrial control equipment)approved
  • EN61000-6-2(EN50082-2) industrial immunity level
  • Built-in DC OK relay contact
  • 100% full load burn-in test

The Mean Well SDR-480-48 is an industrial DIN rail power supply with 94% efficiency and built-in protections against short circuits, overloads, over voltage and over temperature.

This power supply is ideal for PoE and PoE Plus applications because it provides 48 volts and 480 watts to power multiple high-power devices. With UL 508 (industrial control equipment) approval and a wide operating temperature range the SDR-480-48 is reliable in even the most demanding environments.

  • MeanWell SDR-480-48
  • Enclosure UL Compliant Fully Isolated Plastic Housing
  • Installation Method DIN rail (35MM)
  • DIN Rail Spec TS35/7.5 or TS35/15
  • LED Indicators Output voltage status
  • Dimensions 4.9” x 3.4” x 5.1”
    12.45 x 8.64 x 12.95 cm
  • Product Weight 3.4 lbs
    1.54 kg

Input Specifications

  • Connector Type Screw Terminals
  • AC Voltage Range 90 - 264VAC
  • Frequency Range47 - 63Hz
  • Power Factor (PF Typ.) ≥ 0.94 / 230VAC
    ≥ 0.99 / 115VAC
  • DC Voltage 127 - 370VDC
  • Efficiency (Typ.) 94%
  • AC Current (Typ.) 5A / 115VAC
    2.5A / 230VAC
  • Inrush Current (Typ.) 40A / 115VAC at Cold Start
    80A / 230VAC at Cold Start
  • Leakage Current < 0.8mA / 240VAC

Output Specifications

  • Connector Type Screw Terminals
  • DC Voltage 48VDC
  • Rated Current 10A
  • Current Range 0-10A
  • Rated Power 480W
  • Voltage Adjustable Range48 - 55VDC
  • Voltage Tolerance ±1%
  • Ripple and Noise (Max) 120mVp-p
  • Output Load Derating 80% of full load at 70°C
  • Line Regulation ±0.5%
  • Load Regulation ±1%
  • Set-Up, Rise Time 1500ms, 150ms/230VAC
  • Hold Up Time (Typ.) 14ms / 230VAC at Full Load
  • DC OK Relay Contact Rating 60VDC/0.3A
    30VAC/0.5A resistive load

Protection Specifications

  • Short Circuit/Overload
    • Overload Power110 - 150% of rated output power for 3 sec.
    • Overload Protection Type Constant current limiting. Recovers automatically after fault condition is removed.
  • Over Voltage
    • Rated Voltage 56-65VDC
    • Over Voltage Protection Type Shutdown output voltage with auto-recovery
  • Over Temperature
    • Rated Temperature105°C ± 5°C detection on power transistor heat sink
    • Over Temperature Protection Type Shutdown output voltage, recover automatically after temperature drops
Environmental Specifications
  • Air temperature
    • System On -25° to 70°C
    • System Off -40° to 85°C
  • Operating Humidity (non-condensing) 20% to 95%
  • Vibration
    • Component 10 - 500Hz, 2G 10min./1cycle, period for 60min. each along X, Y, Z axes
    • Mounting IEC60068-2-6 compliant
  • MTBF (Mean Time Between Failures)12.9 Years
Export Information
  • Packaged Shipping Weight3.5 lbs
    1.59 kg
  • Package Dimensions6.8” x 4.8” x 6.0”
    17.27 x 12.19 x 15.24 cm
  • UPC Code7-56727-32124-8
  • ECCN 4A994
  • Schedule B Number 8504.40.6007
Regulatory Approvals
  • Emissions European Standard EN61204-3
    European Standard EN55022
    Class B Limit
    IEC 1000-3-2/EN61000-3-2: Harmonic
    Class A Limit
    IEC 1000-3-2/EN61000-3-2: Flicker
  • Immunity European Standard EN61204-3
    European Standard EN55024:
    IEC 1000-4-2/EN61000-4-2: Electrostatic Discharge (ESD)
    IEC 1000-4-3/EN61000-4-3: Radiated Radio-Frequency (RF)
    IEC 1000-4-4/EN61000-4-4: Fast Transient/Burst
    IEC 1000-4-5/EN61000-4-5: Surge
    IEC 1000-4-6/EN61000-4-6: Conducted Disturbance
    IEC 1000-4-8/EN61000-4-8: Magnetic field
    IEC 1000-4-11/EN61000-4-11: Dips and Voltage Variations
  • Safety UL60950, UL508
  • Other European Standard: RoHS 2 Compliant under CE
  • Regulatory Approvals

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Pre-Sales Questions

Pepperl+Fuchs Comtrol's Pre-sales Team
For sales questions or to locate a reseller near you.

Fax: +1.330.405.4710
[email protected]

Pepperl+Fuchs Comtrol's Industrial Automation Sales
For sales questions or to locate an industrial distributor near you.

Fax: +1.330.405.4710
[email protected]

Product Support and Service Information

Part Number: 32124-8

Sales Support

Call +1.763.957.6000, or e-mail [email protected]

Technical Support

For technical assistance, our U.S.-based technical support team is only a phone call away.

Call +1.763.957.6000, or submit your question online, or visit our forum .


Comtrol offers a 30-Day satisfaction guarantee and a 3-year limited warranty on all Power Supply products! Extended Warranty Available.