EVGA 550W N1 Power Supply

Overview

The EVGA 100-N1-0550-L1 is a power supply unit designed to provide reliable and consistent power delivery for budget-conscious PC builders. Offering 550 watts of continuous power through a single +12V rail with 43 amps, it ensures stable energy flow to your components. Its quiet 120mm sleeve-bearing fan keeps the unit cool without generating distracting noise, making it suitable for home or office environments where silence is valued.

This power supply supports a variety of hardware configurations thanks to its multiple connection options, and its compact black design fits neatly into most PC cases without adding unnecessary bulk. Safety features protect your system from electrical faults, giving you confidence during extended use.

Key features

• Provides 550 watts of continuous power to support entry-level and mid-range PC builds
• Single +12V rail delivering 43 amps for consistent and unrestricted power to components
• Quiet 120mm sleeve-bearing fan that balances effective cooling with low noise output
• Multiple connectors to accommodate a wide range of hardware setups and configurations
• Built-in protections including over-voltage, under-voltage, over-current, over-power, and short circuit safeguards to protect your components
• Compact form factor with a sleek black finish that integrates well into most PC cases
• Backed by a 2-year warranty for dependable support and peace of mind

Key specs

• Power output: 550 watts continuous
• +12V rail current: 43 amps
• Cooling: 120mm sleeve-bearing fan
• Protection features: OVP (over-voltage), UVP (under-voltage), OCP (over-current), OPP (over-power), SCP (short circuit)
• Warranty: 2 years

Connectivity and compatibility

This power supply offers a variety of connectors to support different PC components, making it flexible for various builds. Whether you are assembling a basic desktop or a more advanced mid-range system, the available connections ensure compatibility with most common hardware.

• Multiple power connectors for motherboard, CPU, and peripherals
• Designed to fit standard ATX cases with ease due to its compact size

Performance and reliability

With a single +12V rail delivering 43 amps, this unit provides stable power without fluctuations that could affect system performance. The quiet fan maintains optimal temperatures while minimizing noise, which is important for users who need a calm working or gaming environment. The comprehensive protection features guard against electrical faults, enhancing the longevity of both the power supply and connected components.

Ideal uses and environments

This power supply is well suited to users building entry-level or mid-range PCs who want dependable power without overspending. It fits well in home offices, study rooms, or casual gaming setups where quiet operation and reliable performance are priorities. Its compact design also makes it a good choice for smaller cases where space is limited.