The ASRock Challenger CL-550B is a 550W 80+ Bronze certified ATX power supply from ASRock's Challenger series. Offering dependable power delivery for budget and entry-level desktop builds, it's a cost-effective choice for everyday computing and light gaming systems that need reliable, efficient power at an accessible price.
▼ Product Description
Overview
The CL-550B delivers 550W of continuous power with 80+ Bronze efficiency — providing stable, reliable power for entry-level and budget desktop builds. Part of ASRock's Challenger series, it's designed for builders who need dependable performance at the lowest possible price point within the ASRock PSU lineup.
Key Features
- 550W continuous power output
- 80+ Bronze certified efficiency
- ATX form factor
- Quiet cooling fan
- Universal AC input (100-240V)
- OVP, UVP, OCP, OPP, SCP protection
▼ Technical Specifications
Specifications
| Specification | Detail |
|---|---|
| Model | CL-550B |
| Wattage | 550W |
| Efficiency Rating | 80+ Bronze |
| Form Factor | ATX |
| Modular | No (non-modular) |
| AC Input | 100-240V, 50/60Hz |
| Protections | OVP, UVP, OCP, OPP, SCP |
Connectors
| Connector | Quantity |
|---|---|
| ATX 24-pin (Main) | 1x |
| EPS 8-pin (CPU) | 1x |
| PCIe 8-pin (6+2) | 2x |
| SATA | 6x |
| Molex 4-pin | 3x |
⚠️ Connector counts are indicative based on the Challenger series spec pattern. Please verify against the product datasheet before purchase.
▼ What's Included
In the Box
- ✓ ASRock Challenger CL-550B 550W PSU
- ✓ AC power cable
- ✓ Mounting screws
▼ Why Choose This Product
Why Buy This PSU
The CL-550B is the most affordable entry point in ASRock's Challenger PSU lineup — delivering 550W of reliable 80+ Bronze power for budget builds at the lowest possible price. Ideal for office PCs, entry-level gaming systems, and budget desktop builds where cost is the primary consideration.
Who Is This For?
Budget-conscious builders putting together entry-level gaming or everyday desktop systems who need a reliable, no-frills 550W ATX power supply at the lowest possible price.