Signature 2200
Platinum ATX 3.1
Introducing the Signature 2200 Platinum ATX 3.1 Power Supply. The Signature 2200 Platinum ATX3.1 is Antec’s high-performance ATX 3.1 power supply,designed to support modern, power-demanding systems. It features key industry standards including ATX 3.1 and PCIe 5.1 compliance, 100% high-quality Japanese capacitors, fully modular cabling, and up to 94% efficiency certified by 80 PLUS® Platinum. Built for reliability and efficiency, the Signature 2200 is a solid foundation for advanced PC builds.

With robust GPU support, server-grade PhaseWave™ design, and quiet thermal performance, this power supply is engineered for AI computing, professional workloads, workstations, and next-generation PC enthusiasts. Delivering reliable, high-efficiency power, it’s ideal for AI-driven applications.
ATX 3.1 & PCIe 5.1 Compatible
Fully compliant with the latest ATX 3.1 standard, the Signature 2200 ensures top-tier reliability and power efficiency. The bundled PCIe 5.1 12V-2x6 GPU cables provide robust support for modern high-performance graphics cards.
100% High-Quality JP Capacitors
Built entirely with premium Japanese capacitors, the Signature 2200 Platinum ATX3.1 delivers ultra-tight voltage regulation, minimal ripple, and long-term stability.
PhaseWave TM Design
Server-grade full-bridge LLC architecture with synchronous rectification and DC-DC topology ensures consistently efficient and stable power delivery across all rails.
CircuitShieldTM
The full suite of industrial-grade protections includes OCP, OVP, UVP, SCP, OPP, OTP, SIP, and NLO, providing the best dependability for your power supply in any situation.
12-Year Warranty
Pushing the standard for excellence with the full-suite industrial protections, backed by a 12-year warranty duly committed by Antec.
Zero RPM Manager
Smart fan control system with a true fan-off mode during low power draw, ensuring silent operation and extended fan lifespan.
135mm FDB Silent Fan
Equipped with a whisper-quiet 135mm fluid-dynamic bearing fan for high airflow, durability, and near-silent operation even under load.
Full Modular
Cable Management
Reduces cable clutter and improves airflow with fully modular cables. Use only what you need for a clean, streamlined build and optimal thermal performance.
Compact
High-Power Design
Delivering up to 2200W of power, the Signature 2200 Platinum ATX 3.1 is built in a compact chassis, allowing for greater compatibility with a wide range of high-end cases compared to many other high-wattage PSUs.
Cables
Connectors
Input
Output
SPECIFICATIONS
Model Signature 2200 Platinum ATX3.1
Safe Model V8000A868SU-25
Type ATX 12V 3.1
Dimension 210(L)*150(W)*86(H)
Modular Full-Modular
Warranty 12 years
Input Voltage 200V-240V
Input Current 15A
Input Frequency Range 50Hz-60Hz
PFC Active PFC
Power Good Signal 100-150ms
Protection OCP, OVP, UVP, SCP, OPP, OTP, SIP, NLO
Output Capacity 2200W
Operation Temperature 0~50°C
Regulatory cTUVus / TUV / CB / CE / FCC / UKCA / 3C
Fan 135mm FDB Silent Fan
Certifications 80 Plus Platinum
Connector 1 x 24(20+4)pin MB
2 x 16(12+4)pin PCIE 5.1 12V-2x6
2 x 12V-2x6 (2x8pin to 12+4pin)
3 x 8(4+4)pin CPU
4 x 8(6+2)pin PCI-E
18 x SATA
3 x Molex
Shipping Box Dimensions (BULK) 600(L)mm*505(W)mm*205(H)mm
Net Weight (BULK) 4.43kg
Gross Weight (BULK) 4.85kg
UPC# 0-761345-20156-8 SP2200 US
0-761345-20157-5 SP2200 EC
0-761345-20158-2 SP2200 GB
0-761345-20159-9 SP2200 US BULK
0-761345-20160-5 SP2200 EC BULK
0-761345-20161-2 SP2200 GB BULK