Antec CSK1000 PRO 1000W ATX 3.1 Power Supply - 80 PLUS Bronze Semi-Modular PCIe 5.1 Ready 12V-2x6 Connector Quiet 120mm Fan UK Plug

The Antec CSK1000 PROis 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
Compliant withATX 3.1 and PCIe 5.1 including a dedicated 12V-2×6 GPU connector capable of delivering up to 600?W.

1000?W continuous power outputwith a powerful single +12?V rail delivering up to 83.3?A.

Up to 90% efficiencyunder typical loads meeting 80?PLUS Bronze (230V EU) standards.

CircuitShield™ protection suitewith protections including OCP OVP UVP OPP OTP SCP SIP and NLO.

Equipped with a120?mm silent fanfeaturing intelligent thermal management for optimal balance of cooling and quiet operation.

Semi-modular designfor cleaner builds—essential cables are fixed while others are detachable.

Compact form factormeasuring 140?×?150?×?86?mm; net weight approximately 2.02?kg.

Backed by a5-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 Correction Active PFC
Power Good Signal 100–150?ms
Operating Temperature 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
PSU Size: 140?×?150?×?86?mm
Box Size: 296.5?×?203?×?130?mm
Net Weight: ~2.02?kg
Gross Weight: ~2.55?kg

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