PS-2551-3D1 Dell 550 Watt 80-Plus Power Supply at discount

PS-2551-3D1 Specifications

HPE 550W Hot-Swap Power Supply Unit (PSU)

Manufacturer: HPE
Manufacturer Model: PS-2551-3D1
Product Line: HPE Enterprise Power Supplies
Product Series: 550W Hot-Swap PSU
Product Type: Internal Power Supply Unit (Hot-Swap)
Product Name: HPE 550W Hot-Swap Power Supply

KEY FEATURES:
Power Output: 550 W
Input Voltage: 100–240 V AC
Form Factor: Standard server PSU (hot-swap)
Hot-Swap Support: Yes
Efficiency: Platinum-rated (~94% typical)

PERFORMANCE:
Output Current (12V Rail): 45.8 A
Output Voltage Regulation: ±1%
Power Factor Correction (PFC): Active PFC
Operating Frequency: 50–60 Hz

ENVIRONMENTAL & RELIABILITY:
Designed for enterprise server/array environments with hot-swap capability
MTBF: ~100,000 hours (approximate)
Operating Temperature: 10–35°C (50–95°F)
Reliability Rating: Enterprise-class, 24×7 operation

PHYSICAL:
Form Factor: Standard server PSU (hot-swap)
Typical Dimensions: 178 mm × 86 mm × 40 mm
Weight: ~1.1 kg (~2.43 lbs)