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48V 21A 1008W Switching Power Supply for Harsh Environments PMBus

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$399.00 ea

Lead time 13 weeks


  • Jameco Part no.: 2304735
  • Manufacturer: MEAN WELL
  • Manufacturer no.: HEP-1000-48
  • NCNR (Non-Cancelable, Non Returnable)
  • Electronics Parts Locator
# of units Price
1+ $399.00
10+ $363.30

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48V 21A 1008W Switching Power Supply for Harsh Environments PMBus

Output: 48 Volts DC @ 21 Amps


  • Built-in active PFC function
  • Build-in PMBus protocol
  • High efficiency up to 96%
  • Fanless design, cooling by free air convection
  • Aluminum case and filling with heat-conducting glue
  • Withstand 10G vibration test
  • Wide operating temperature range: -40 to +70°C
  • Use as charger for lead-acid batteries (flooded, Gel and AGM) and Li-Ion batteries (lithium iron and lithium manganese)
  • Built-in default 2/3 stage charging curves and programmable curve
  • Output voltage and constant current level programmable
  • Protections: Short circuit, overload, over voltage, over temperature
  • Built-in remote ON-OFF control
  • DC OK active signal
  • 6 year warranty


  • DC Output Voltage: 48 V
  • Rated Current: 21 A
  • Rated Power: 1008 W
  • Voltage Adjustment Range: 48 to 60 V (by built-in potentiometer, SVR)
  • Input Voltage: 90 to 305 VAC @ 47 to 63 Hz
  • Agency Approvals: UL, CUL, TUV, CB, CE, EN, EAC
  • Safety Certificates: UL/EN62368-1 and EN 55032 / 55024
  • Size: 12.2"L x 5.67"W x 1.91"H (310 x 144 x 48.5 mm)
  • Weight: 9.37 lbs.


  • Industrial automation machinery
  • Industrial control system
  • Mechanical and electrical equipment
  • Electronic instruments or equipment
  • Household appliances

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Specification Value
Primary Output Voltage (VDC)100.0
Output Current (A)10
Input Voltage (VAC)90 to 305
Input Frequency47 to 63
Output Connector TypeScrew Terminal Block
Length (inch)12.2
Width (inch)5.67
Height (inch)1.91
PFC FunctionYes
Agency ApprovalsUL/CUL/TUV/CB/CE/EN/EAC
Maximum Input Current (A)10.1
Number of Outputs1
Maximum Output Power (W)1000
Efficiency (%)96
Operating Temperature-Min (Cel)-40
Operating Temperature-Max (Cel)70
Minimum Isolation Voltage3000V
TypeAuto Switching
Output Voltage (Channel 1)100 VDC
Output Current (Channel 1)10 A

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