Brand: Dell · SKU: L550E-S1 · MPN: L550E-S1 · Category: Components
The L550E-S1 is a 550-Watt Power Supply Unit (PSU) manufactured by Dell, often achieving 80 Plus Platinum 94% efficiency. It provides output voltages including +12.2V @ 45.08A and +12Vsb @ 3.0A. It is specifically designed for use with Dell PowerEdge server models such as the R320, R420, R430, and R440. Some units may be sold as refurbished and come with a 30-day or 90-day limited DOA exchange warranty.
| Manufacturer | Dell |
|---|---|
| Hot-pluggable | Yes |
| Input Current | 7.4 A |
| Input Voltage | 100-240 V |
| Maximum Power | 550 Watts |
| Output Voltage | +12.2V @ 45.08A +12Vsb @ 3.0A |
| Input Frequency | 50-60 Hz |
| Efficiency Rating | 80 Plus Platinum (94%) |
| Manufacturer Part # | L550E-S1 |
| Warranty | Typically a 30-day or 90-day limited DOA exchange warranty from the reseller, depending on condition (new/refurbished). |
| Weight | N/A |
| Dimensions | N/A |
A 550W 80 Plus Platinum certified power supply unit from Dell, compatible with PowerEdge R320, R420, R430, and R440 servers. It supports universal input voltage and is designed for high efficiency.
Yes, this Dell L550E-S1 550W Power Supply for PowerEdge R320/R420/R430 (L550E-S1) is 100% genuine Dell hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.
This Dell L550E-S1 550W Power Supply for PowerEdge R320/R420/R430 includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.
We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.
Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.
Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the L550E-S1.