GSK1000w
Full Modular 80 PLUS Gold Power Supply
Introducing the GSK ATX 3.1 power supply, engineered for ultimate performance and stability for gamers and enthusiasts. With advanced features such as ATX 3.1 and PCIe 5.1 support, high-quality Japanese capacitors, exceptional stability, and 80 PLUS® Gold-certified efficiency, you can expect outstanding power delivery for your system. The PhaseWave™ Design ensures consistent, reliable output, while the 120 mm FDB silent fan provides efficient and quiet cooling. The fully modular design allows for easy cable management and customization, and the Zero RPM Manager enables advanced thermal control to balance silent operation with effective cooling. Meanwhile, the CircuitShield™ suite of industrial-grade protections ensures safe and dependable power in any environment. The GSK ATX 3.1 is the ideal choice for building a powerful, efficient, and reliable PC for both gamers and professionals.
ATX 3.1 & PCIe 5.1 Compatible
Our new GSK ATX3.1 power supplies are formally certified for ATX 3.1 compliance, meeting the high standards for reliability and power efficiency, and ensuring the utmost level of quality and performance.

The included PCIe 5.1 12V-2x6 GPU cable enables seamless compatibility with the latest graphics cards.
High-Quality Japanese Capacitors
Equipped with high-quality Japanese capacitors, our power supplies achieve unprecedented tight voltage regulation and minimal ripple and noise, maximizing your system's performance.
PhaseWavetm Design
Introducing our PhaseWavetm Design, a server-class LLC design featuring synchronous rectification based on a DC-DC topology. This design ensures unparalleled power delivery efficiency and stability for your system.
CircuitShieldTM
The full suite of industrial-grade protections includes OCP, OVP, UVP, SCP, OPP, OTP, SIP, and NLO ensuring the safety and reliability of your power supply in any situation.
10-Year Warranty
The new PSU line from Antec pushes the standard for excellence with the circuit shield suite of industrial protections and is backed by a 10-year warranty.
120mm FDB Silent Fan
The whisper-quiet, 120mm fluid-dynamic bearing (FDB) fan provides high airflow with the durability and longevity that is a signature of Antec quality.
Zero RPM Manager
With the Zero RPM fan mode, our PSU ensures a longer lifespan and quieter operation. The thermal sensors activate the fan only when necessary, providing optimal cooling while minimizing noise levels.
Full Modular
Cable Management
Allows users to use only the necessary cables and eliminates excess cables that can obstruct and reduce airflow for improved cooling performance.
Compact Size
Compared to large power supplies on the market, it is smaller in size and can be used with a wider range of computer cases.
Cables
Connectors
Input
Output
SPECIFICATIONS
Model GSK1000 ATX3.1
Safe Model X7000A620XU-25
Type ATX 12V 3.1
Dimension 140(L)*150(W)*86(H)
Modular Full-Modular
Warranty 10 years
Input Voltage 100V-240V
Input Current 15A-10A
Input Frequency Range 50Hz-60Hz
PFC Active PFC
Power Good Signal 100-150ms
Protection OCP, OVP, UVP, SCP, OPP, OTP, SIP, NLO
Output Capacity 1000W
Operation Temperature 0~40°C
Regulatory cTUVus / TUV / CB / RCM / CE / FCC / BSMI / 3C / KC / UKCA / ICES
Fan 120mm FDB Silent Fan
Certifications 80 Plus Gold
Connector 1 x 24(20+4)pin MB
1 x 16(12+4)pin PCIE 5.1 12V-2x6
2 x 8(4+4)pin CPU
5 x 8(6+2) Pin PCI-E
9 x SATA
4 x Molex
UPC 0-761345-20193-3 GSK1000 AU
0-761345-20194-0 GSK1000 EC
0-761345-20195-7 GSK1000 GB
0-761345-20196-4 GSK1000 JP
0-761345-20197-1 GSK1000 US