SDA2-550 - Fsp Group FSP PS SDA2-550 Dagger Pro 550W 92mm fan | Aztek Computers
29+Years
SKU: CQLBZJLZ45 |  Mfg. Part: SDA2-550  | UPC: 845685010278  | 
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SDA2-550 - Fsp Group FSP PS SDA2-550 Dagger Pro 550W 92mm fan 80PLUS Gold SFX Retail

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Product Overview

SDA2-550 - Fsp Group FSP PS SDA2-550 Dagger Pro 550W 92mm fan 80PLUS Gold SFX Retail

Expert Overview

The FSP Group SDA2-550 Dagger Pro is an SFX form factor power supply designed for compact system builds requiring reliable power delivery. Rated at 550W, this unit provides consistent power for small form factor workstations, specialized industrial PCs, or high-performance mini-ITX systems where space is a constraint. Its 80 PLUS Gold certification indicates an efficiency of 90% at typical loads, which can contribute to reduced energy consumption and heat output within a confined chassis. The inclusion of a 92mm ball bearing fan manages thermal performance, while a 200,000-hour operational lifespan suggests durability. This power supply addresses the need for a robust, space-efficient power solution without compromising on electrical stability, featuring protections such as OCP, OVP, SCP, OP, and OTP to safeguard connected components. It is suitable for IT professionals and system integrators building specialized systems where standard ATX power supplies are not feasible.

Technical Specifications

Model
SDA2-550 Rated Output Power
550W Form Factor
SFX 80 PLUS Certification
Gold Input Voltage
100-240V Input Current
8-4A Input Frequency
50-60Hz Efficiency
90% Fan Type
ball bearing fan,92mm Operation Temp.
200,000 Hrs Protection
OCP,OVP,SCP,OP,OTP Item Dimension (L"xW"xH")
10 x 8 x 6

Weight
4 lbs

Warranty Information
7 year

Product Details

  • Manufacturer:
  • Model Number:
  • UPC:
  • Condition:
  • Weight:
  • Dimensions:
  • Updated:
  • Added:
  • FSP Group
  • SDA2-550
  • 845685010278
  • New
  • 4 lbs
  • 5 X 5 X 5
  • Jul 25, 2026
  • Dec 30, 2025
Product Identifiers: Brand: Fsp Group • Part #: SDA2-550 • UPC: 845685010278 • Category: Monitor Supplies

Frequently Asked Questions

What form factor is the FSP SDA2-550 power supply?

The FSP SDA2-550 is an SFX form factor power supply. This makes it suitable for compact system builds where space is limited, such as mini-ITX cases or small workstations.

What is the efficiency rating of this power supply?

This power supply has an 80 PLUS Gold certification, indicating an efficiency of 90%. This level of efficiency helps reduce power waste and heat generation.

What protections are included with the SDA2-550?

The SDA2-550 includes multiple protection features: Over Current Protection (OCP), Over Voltage Protection (OVP), Short Circuit Protection (SCP), Over Power Protection (OP), and Over Temperature Protection (OTP). These protections help safeguard connected components from electrical anomalies.

What is the warranty period for this FSP power supply?

The FSP SDA2-550 comes with a 7-year warranty. This provides extended coverage for potential hardware issues.

SDA2-550 - Fsp Group FSP PS SDA2-550 Dagger Pro 550W 92mm fan 80PLUS Gold SFX Retail

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Reviews for Fsp Group SDA2-550

$143.43