Antec CSK1000 PRO 1000W ATX 3.1 Power Supply, Semi-Modular, 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
ParameterSpecification
Max Output1000?W Continuous
+12?V Rail83.3?A
Input Voltage200–240?V AC
Input CurrentUp to 6?A
Frequency Range50–60?Hz
Power Factor CorrectionActive PFC
Power Good Signal100–150?ms
Operating Temperature0–40?°C
EfficiencyUp 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

Fast UK Shipping

We offer quick order processing within 1–2 working days across the UK. Order before 3:00 PM GMT/BST on weekdays for same-day processing.

Once the order is processed, the following options indicate respective delivery times.

Delivery Options:

• Basic: Free | 2–5 business days
• Standard: Free over £100 / £4.99 under £100 | 2–3 business days
• Express: £4.99 | 1–2 business days
• Premium Next-Day: £7.99 | Next business day.

Note: Delivery times are estimated and may vary due to courier delays or weather.

Hassle-Free Returns

Changed your mind? You can return unused items in original packaging within 14 days of delivery.

To request a return, email contact@lazymart.co.uk. We’ll provide instructions on how to proceed with a return. Refunds are processed within 5 business days after inspection.

Damaged or Incorrect Orders

If your item arrives damaged or incorrect, contact us within 24 hours with photos for a quick resolution.

Shipping & Returns Policies

For more details, view our Shipping Policy and Return Policy.

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