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 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

• Compliant with ATX 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 output with a powerful single +12?V rail delivering up to 83.3?A.
• Up to 90% efficiency under typical loads, meeting 80?PLUS Bronze (230V EU) standards.
• CircuitShield? protection suite with protections including OCP, OVP, UVP, OPP, OTP, SCP, SIP, and NLO.

Equipped with a 120?mm silent fan featuring intelligent thermal management for optimal balance of cooling and quiet operation.

Semi-modular design for cleaner builds – essential cables are fixed, while others are detachable.

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

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 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