PS-4281-1HA Specifications
HP 280 W ATX Power Supply Unit
Manufacturer: HP
Manufacturer Model: PS-4281-1HA
Product Line: HP Desktop Power Supplies
Product Series: 280 W ATX Series (e.g., D14-280P1A / PCE015)
Product Type: Internal Power Supply Unit (PSU)
Product Name: HP PS-4281-1HA 280 W ATX Power Supply
KEY FEATURES:
Power Output: 280 Watts (Maximum)
Input Voltage Range: 100-240 V AC, 50-60 Hz
Form Factor: Standard ATX internal desktop PSU designed for HP desktops
Connector Layout: Includes specific HP/6-pin P1 and/or 6-pin inline connectors for HP MT chassis
PERFORMANCE:
+12 V CPU Rail: ~16 A
Compatibility: Works with HP ProDesk/EliteDesk series (Tower/MT) that require 280 W PSU
ENVIRONMENTAL & RELIABILITY:
Designed for global mains use including 230 V AC regions due to the input voltage range
Intended for continuous desktop business-use environment
PHYSICAL:
Form Factor: Internal ATX PSU for desktop chassis
Typical Dimensions: Approx. 150 mm × 140 mm × 86 mm
Cooling: Internal fan standard for this class of PSU

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