Based on this product's specifications, here are some alternatives and similar models
Power supply XPG FUSION 1600W ATX 3.0, 80 PLUS Titanium, fully modular, 135mm fan, 20+4 & 12+4 pin, 10×6+2 PCIe, 12×SATA
Summary description:
XPG FUSION 1600W is an ATX 3.0 power supply designed for high-performance PCs. It delivers 1600 W total power with 80 PLUS Titanium efficiency and PF 0.99. Fully-modular cabling includes 20+4 ATX, 12+4 ATX12V, 10×6+2 PCIe, 12×SATA and 4×Molex. Active cooling uses a 135 mm fan. Suitable for gaming rigs and workstations; compact dimensions and MTBF 125,000 h ensure reliability.