20A 48V Power Redundancy Module Enclosed Frame

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  • Jameco Part no.: 2304415
  • Manufacturer: MEAN WELL
  • Manufacturer no.: ERDN20-48
  • HTS code: 8504406012
  • Web Exclusive

20A 48V Power Redundancy Module Enclosed Frame


  • Supports 1+1 and N+1 redundancy system
  • 2 channels input and 1 output
  • Suitable for redundancy operation of 48V systems
  • Output current up to 20 amps
  • Cooling by free air convection
  • Ultra-wide operating temperature: -40 to +80°C (>+60°C derating)
  • Built-in 2 channels DC OK signal and alarm relay contact
  • 3 year warranty


  • Output: 0 to 20A, continuous
  • Capacitance: 320µF (typ.)
  • Number of Inputs: 2 channels
  • DC Normal Voltage: 48 VDC
  • DC Voltage Range: 36 to 60 VDC
  • Rated Current: 0 to 10 A x2 input; 0 to 20 A x1 input Continuous
  • Screw terminal blocks for input and output
  • Size: 3.23"W x 3.90"D x 1.42"H (82 x 99 x 36 mm)
  • Agency Approvals: UL, CUL, CB, CE, EN, EAC


  • Industrial control systems
  • Semiconductor fabrication equipment
  • Factory automation
  • Electromechanical apparatus

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Specification Value
Number of Outputs1
Output Voltage48 VDC
Additional Output Voltages (VDC)n/a
Output Current20 A
Input Voltage Range36 VDC to 60 VDC
Maximum Input Current20 A
Output Connector TypeScrew Terminal Block
Size (L" x W" x H")3.23 x 3.9 x 1.42
Agency ApprovalsUL, CUL, CB, CE, EN, EAC
Power Rating1.5 W
Product TypeRedundancy Module
Input Voltage48 VDC
Minimum Operating Temperature-40°C
Maximum Operating Temperature80°C
Length3.23 in.
Width3.9 in.
Height1.42 in.

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