Product Description
The Antec CSK650 DC (model CSK650DC) is a 650-watt ATX 12V 2.52 power supply engineered to provide dependable continuous output, solid electrical efficiency, and long-term durability for everyday gaming PCs and workstation builds. Driven by modern DC-to-DC converter architecture paired with Active PFC, it ensures precise voltage regulation on the minor rails (+5V and +3.3V) and steady system stability across varying electrical workloads. Certified for 80 PLUS® Bronze efficiency, it delivers up to 88% efficiency to minimize internal operating temperatures and reduce electrical waste. System cooling is managed by a quiet 120mm silent cooling fan regulated by Antec's low-voltage Thermal Manager, ensuring optimal airflow while suppressing operational noise. Built with a compact 140mm chassis depth for broad case compatibility, dual 8-pin CPU power connectors, the industrial-grade CircuitShield™ protection suite, and backed by a 5-year warranty, the CSK650 DC delivers dependable day-to-day power delivery.
Key Features
- Advanced DC-to-DC Topology: Dedicated DC-to-DC conversion enhances voltage regulation, increases dynamic response under cross-load conditions, and supports modern CPU low-power sleep states.
- 80 PLUS® Bronze Certified: Achieves up to 88% electrical efficiency under typical loads, reducing heat generation, fan workload, and operational costs.
- Continuous Power Delivery: Supplies a true, continuous 650 watts of clean power without power throttling to protect sensitive gaming and workstation hardware.
- 120mm Silent Fan with Thermal Manager: Whisper-quiet 120mm fan controlled by low-voltage thermal sensor circuitry to balance active airflow and low noise.
- Compact 140mm Form Factor: Short 140mm housing fits standard and compact ATX computer cases with ample space for cable stowing.
- Dual 8-Pin (4+4) CPU Connectors: Features two separate EPS 8-pin connectors to power modern motherboards with demanding CPU power phases.
- Industrial-Grade CircuitShield™ Protections: Full safety suite covering OCP, OVP, UVP, SCP, OPP, OTP, SIP, and NLO for defense against electrical anomalies.
- 5-Year Manufacturer Warranty: Backed by Antec’s 5-year warranty and dedicated technical customer support.
Product Specifications
| Component / Specification | Technical Details |
|---|---|
| Product Category | PC Power Supply Unit (PSU) |
| Commercial Model | CSK650DC |
| Safety Model | X5000A535XC-24 |
| Chassis Form Factor | ATX 12V 2.52 |
| Continuous Output Capacity | 650 W |
| Cable System | Non-Modular (Fixed Cabling) |
| Efficiency Certification | 80 PLUS® Bronze (Up to 88% efficiency) |
| Power Factor Correction | Active PFC |
| Power Good Signal | 100 - 500 ms |
| Input Voltage | 100 V - 240 V (Full Range) |
| Input Current | 12 A Max |
| Input Frequency Range | 50 Hz - 60 Hz |
| Cooling Fan | 120mm Silent Fan with Thermal Manager sensor control |
| Operating Temperature | 0°C to 40°C |
| Circuit Protections (CircuitShield™) | OCP, OVP, UVP, SCP, OPP, OTP, SIP, NLO |
| Safety & Regulatory Approvals | cTUVus, TUV, CB, RCM, CE, FCC, BSMI, KC, UKCA, ICES, BIS |
| PSU Dimensions (L x W x H) | 140 x 150 x 86 mm (5.51" x 5.91" x 3.39") |
| Retail Packaging Dimensions | 255 x 195 x 100 mm (10.04" x 7.68" x 3.94") |
| Net / Gross Weight | 1.70 kg (3.75 lbs) / 1.90 kg (4.19 lbs) |
| Warranty Period | 5 Years |
| UPC Code (US Variant) | 0-761345-20110-0 |
Connector Configuration
| Connector Type | Quantity | Details |
|---|---|---|
| 24(20+4)-pin Main Motherboard Connector | 1 | Primary motherboard ATX power |
| 8(4+4)-pin CPU / EPS Connectors | 2 | Dedicated processor EPS 12V power |
| 8(6+2)-pin PCI-E Connectors | 2 | Graphics card supplemental power |
| SATA Connectors | 6 | Storage drives and SATA-powered accessories |
| Molex (4-pin Peripheral) Connectors | 3 | Legacy accessories, fan hubs, and auxiliary devices |
Other Available Options
In accordance with Quebec's Bill 29, our company and its affiliated partners expressly declare that we cannot guarantee the availability of spare parts, repair services, or the necessary information for the maintenance or repair of our products. For any questions regarding availability, please consult the manufacturer's website(s) directly. Learn more
This information does not limit the good working order warranty or other legal warranties. CIPC remains responsible for honouring applicable warranties.