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Antec CSK550DC 550W 80+ Bronze Power Supply

Antec CSK550DC 550W 80+ Bronze Power Supply

SKU:PSA-CSK550DC

The Antec CSK550DC is a 550W ATX power supply engineered for reliability and efficiency. Featuring 80+ Bronze certification, DC-to-DC architecture, and comprehensive CircuitShield protection, it delivers stable continuous power for business and gaming systems.
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Product Information

BrandAntec
CategoryPower Supplies
SKUPSA-CSK550DC
AvailabilityIn Stock
Antec CSK550DC 550W 80+ Bronze Power Supply$73.81
$73.81
Overview
  • The Antec CSK550DC is a 550W ATX power supply designed to deliver dependable, continuous power for business and performance-focused computing environments. Built on a DC-to-DC architecture, it combines efficient 80+ Bronze certification with Antec's proven CircuitShield protection suite, ensuring your system remains safe under all operating conditions.

    With comprehensive protection mechanisms including over-current, over-voltage, under-voltage, and thermal safeguards, the CSK550DC is engineered for industrial-grade reliability. The quiet 120mm fan and flat cable design balance cooling performance with improved cable management and airflow inside your chassis.

    Backed by a solid 5-year warranty, this non-modular supply suits system integrators, IT professionals, and organisations seeking cost-effective power without compromising on protection or longevity. Its wide input voltage range (100V–240V) makes it suitable for diverse Australian business environments.
Specifications
ModelCSK550DC
TypeATX 12V 2.52
Wattage550W continuous
Efficiency Certification80+ Bronze
ArchitectureDC-to-DC
ModularNon-modular
Form FactorATX
Dimensions140mm (L) × 150mm (W) × 86mm (H)
Weight1.60 kg
Input Voltage100V–240V AC
Input Current12A maximum
Input Frequency50Hz–60Hz
Power Factor CorrectionActive PFC
Operating Temperature0°C to 40°C
Cooling120mm silent fan
Power Good Signal100–500ms
Main Connector1 × 24-pin (20+4) motherboard
CPU Connectors2 × 8-pin (4+4)
PCIe Connectors2 × 8-pin (6+2)
SATA Connectors6 × SATA
Molex Connectors3 × Molex
Protection FeaturesOCP, OVP, UVP, SCP, OPP, OTP, SIP, NLO
Safety StandardsCircuitShield industrial-grade protection
CertificationscTUVus, TUV, CB, RCM, CE, FCC, BSMI, KC, UKCA, ICES, BIS
Warranty5 years
Key Features
550W continuous power output with 80+ Bronze efficiency certification
DC-to-DC architecture for enhanced stability and performance
Quiet 120mm silent fan for reduced noise operation
Flat cables for improved airflow and cable management
CircuitShield industrial-grade protection suite (OCP, OVP, UVP, SCP, OPP, OTP)
5-year manufacturer warranty for peace of mind
Non-modular design with dual 8-pin CPU and dual 6+2 pin PCIe connectors
Active PFC and wide input voltage range (100V–240V)
Ideal For
Small to medium business workstations and office computers
Gaming and enthusiast PC builds requiring reliable power delivery
Data centre and server environments needing efficient PSU operation
System integrators and IT professionals building stable desktop systems
Organisations prioritising long-term reliability and warranty support
FAQs
Is the Antec CSK550DC suitable for gaming and high-performance systems?

Yes. With 550W continuous power, dual PCIe connectors, and dual CPU power connectors, it supports modern gaming graphics cards and multi-core processors. The DC-to-DC architecture ensures stable power delivery even under sustained load.

What does the CircuitShield protection suite do?

CircuitShield provides industrial-grade protection including over-current (OCP), over-voltage (OVP), under-voltage (UVP), short-circuit (SCP), over-power (OPP), and thermal (OTP) safeguards. These work together to protect your system components from power-related damage.

Is this a modular or non-modular power supply?

The CSK550DC is non-modular, meaning all cables are permanently attached. This reduces cost and simplifies manufacturing while still supporting efficient cable management through flat cable design.

What is 80+ Bronze certification?

80+ Bronze certification means the power supply operates at least 80% efficient at 50% load, with Bronze being the entry-level tier. This reduces energy waste and heat generation, lowering your power bill and operating costs.

Does the CSK550DC work in Australian office environments?

Yes. It accepts input voltage from 100V–240V AC at 50Hz–60Hz, making it fully compatible with Australian mains power. Its operating temperature range of 0°C–40°C suits most indoor business and office settings.

What is the warranty coverage?

The CSK550DC includes Antec's 5-year manufacturer warranty, covering defects in materials and workmanship. This provides long-term peace of mind for business and system integrators.

How quiet is the 120mm fan?

The 120mm fan is designed for silent operation, balancing cooling performance with low noise. This makes it suitable for office and business environments where noise reduction is important.

What connectors does it include for modern graphics cards?

The CSK550DC includes 2 × 8-pin (6+2) PCIe connectors, supporting high-end graphics cards. It also features 2 × 8-pin CPU connectors for modern multi-core processors.

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