12V 20.8A 249.6W Green Industrial Open Frame Power Supply

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  • Jameco Part no.: 2253853
  • Manufacturer: MEAN WELL
  • Manufacturer no.: EPP-400-12
  • HTS code: 8504409510
  • Electronics Parts Locator
# of units Price
1+ $80.00
5+ $72.80
25+ $65.52

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12V 20.8A 249.6W Green Industrial Open Frame Power Supply

12 Volts @ 20.8 Amps (Convection) / 33.3 Amps (25 CFM)


  • Output voltage: 12 VDC
  • Output current: 20.8 A (convection); 33.3 A (25 CFM fan)
  • Rated power: 249.6 W (convection); 399.6 W (25 CFM fan)
  • Universal input voltage: 80 to 264 VAC @ 47 to 63 Hz
  • Line regulation: ±0.5%
  • Load regulation: ±1%
  • Efficiency: 91.5%
  • 5" x 3" miniature size
  • Built-in active PFC function
  • EMI Class B for both Class I (with FG) and Class II (without FG) configuration
  • 250W convection, 400W force air
  • No load power consumption <0.5W
  • Protections: Short circuit, overload, over voltage, over temperature
  • Built-in 12V/0.5A fan supply, Standby [email protected] with fan, 0.6A without fan
  • Built-in remote sense function
  • 3 year warranty


  • Industrial automation machinery
  • Industrial control systems
  • Mechanical and electrical equipment
  • Electronic instruments, equipment or apparatus

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Specification Value
Number of Outputs1
Output Voltage12 VDC
Output Current20.80 A
Additional Output Voltages (VDC)n/a
Input Voltage80 VAC to 264 VAC
Input Frequency47 Hz to 63 Hz
Output Connector TypeScrew Terminal Block
Size (L" x W" x H")5 x 3 x 1.38
PFC FunctionYes
Agency ApprovalsUL, CUL, TUV, CB, CE, EN, EAC, CCC
Power Rating249.6 W
Maximum Input Current4.2 A
Minimum Operating Temperature-30°C
Maximum Operating Temperature70°C
Minimum Isolation Voltage3000V
SwitchingAuto Switching
StyleOpen Frame
Length5 in.
Width3 in.
Height0.38 in.

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