Antec CSK1000 PRO 1000W ATX 3.1 Power Supply Unit
The Antec CSK1000 PRO is a high-performance 1000 W continuous-output power supply unit (PSU), fully compliant with ATX 3.1 and supporting PCIe 5.1 standards. Designed for modern systems, it delivers up to 90% efficiency under typical loads (80 PLUS Bronze certified) and features a semi-modular cable design for improved airflow and simplified cable management.
Key Features
-
ATX 3.1 & PCIe 5.1 Ready
Fully compliant with ATX 3.1 and PCIe 5.1 standards, including a dedicated 12V-2×6 GPU connector capable of delivering up to 600 W. -
1000 W Continuous Power
Delivers 1000 W of continuous power with a powerful single +12 V rail providing up to 83.3 A. -
High Efficiency
Up to 90% efficiency under typical loads, meeting 80 PLUS Bronze (230 V EU) standards. -
CircuitShield™ Protection Suite
Comprehensive protections including OCP, OVP, UVP, OPP, OTP, SCP, SIP, and NLO. -
Silent Cooling
Equipped with a 120 mm silent fan featuring intelligent thermal management for an optimal balance of cooling performance and quiet operation. -
Semi-Modular Design
Essential cables are fixed, while others are detachable for cleaner builds and easier cable management. -
Compact Form Factor
PSU dimensions of 140 × 150 × 86 mm with a net weight of approximately 2.02 kg. -
5-Year Warranty
Backed by a 5-year warranty.
Technical Specifications
Electrical Performance
| Parameter | Specification |
|---|---|
| Max Output | 1000 W Continuous |
| +12 V Rail | 83.3 A |
| Input Voltage | 200–240 V AC |
| Input Current | Up to 6 A |
| Frequency Range | 50–60 Hz |
| Power Factor | Active PFC |
| Power Good Signal | 100–150 ms |
| Operating Temp. | 0–40 °C |
| Efficiency | Up to 90% |
Cooling & Acoustics
- 120 mm silent fan
- Intelligent speed control for optimized noise and temperature levels
Protection Features (CircuitShield™)
- Over Voltage Protection (OVP)
- Over Current Protection (OCP)
- Under Voltage Protection (UVP)
- Over Power Protection (OPP)
- Over Temperature Protection (OTP)
- Short Circuit Protection (SCP)
- Surge & Inrush Protection (SIP)
- No Load Operation Protection (NLO)
Connectors
- 1 × 24-pin main motherboard connector
- 2 × 8-pin EPS (4+4) for CPU
- 4 × 8-pin PCIe (6+2) for GPUs
- 1 × 16-pin PCIe 5.1 (12V-2×6)
- 6 × SATA power connectors
- 3 × Molex peripheral connectors
Physical Dimensions & Weight
| Item | Dimensions (L × W × H) | Weight |
|---|---|---|
| PSU | 140 × 150 × 86 mm | ~2.02 kg (net) |
| Box | 296.5 × 203 × 130 mm | ~2.55 kg (gross) |
Certifications
- 80 PLUS Bronze (230 V EU)
- Safety approvals: TUV, CB, CE, RCM, BIS, KC, UKCA
In the Box
- Antec CSK1000 PRO PSU
- Power cable
- Modular cables
- Mounting screws
- User manual
