1. The Antec HCG1000 Pro Platinum is a fully modular, ATX 3.1 Platinum rated power supply. 2. It features 80 PLUS Platinum Certification, ATX 3.1 Compatibility, and a PhaseWave™ Design. 3. Manufactured by Seasonic, it offers high efficiency, reliability, and protection for high-end PCs and gaming rigs.