Antec CSK850 PRO ATX3.1 850W 80+ Bronze Semi-Modular Power Supply – 12V-2x6 (12VHPWR) PCIe 5.1 Connector, 120mm Silent Fan, ATX 3.1 Compliant, 5-Year Warranty

General Information

• Model: CSK850 PRO ATX3.1
• Safe Model: V5000A209A-23
• Type: ATX 12V 3.1
• Form Factor: ATX
• Warranty: 5 years

Power & Efficiency

• Output Capacity: 850W
• Efficiency Certification: 80 Plus Bronze (230V EU)
• PFC: Active PFC
• Input Voltage: 200V–240V
• Input Current: 5A Max
• Input Frequency: 50Hz
• Operating Temperature: 0°C to 40°C

Physical Specifications

• Dimensions (L × W × H): 140 × 150 × 86 mm
• Fan: 120mm Silent Fan
• Modularity: Semi-Modular
• Net Weight: 1.95 kg
• Gross Weight: 2.47 kg
• Box Dimensions: 296.5 × 203 × 130 mm

Protection Features

• Protections:
  OCP (Over-Current), OVP (Over-Voltage), UVP (Under-Voltage),
  SCP (Short-Circuit), OPP (Over-Power), OTP (Over-Temperature),
  SIP (Surge Input), NLO (No Load Operation)

Power Good Signal

• PG Signal Duration: 100–150ms

Connectors

• Motherboard: 1 × 24-pin (20+4)
• PCIe (ATX 3.1): 1 × 16-pin (12V-2×6, supports up to 600W)
• CPU Power: 2 × 8-pin (4+4)
• PCIe (Legacy): 4 × 8-pin (6+2)
• SATA: 6 × SATA
• Molex: 3 × Molex

Certifications & Compliance

• Regulatory Certifications:
  TÜV, CB, RCM, CE, BIS, UKCA, KC