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This black 16Pin 12VHPWR sleeved modular cable fully meets PCIe 5.0 and ATX 3.0 power specifications, offering reliable 600W continuous power delivery for high-power graphics cards. The 12+4 pin male-to-male structure connects modular power supplies directly to flagship GPUs for safer, more efficient power transmission. Durable black woven sleeve provides excellent flexibility for easy chassis wiring, abrasion resistance and heat insulation. The included cable comb helps organize cables neatly to optimize internal layout and thermal performance. Plug-and-play for quick installation, it is an ideal replacement and aesthetic upgrade for black-themed gaming PCs, high-end workstations and long-duration high-load operation.