Fiber Optic Patch Cables, Fiber Patch Panels, MPO Patch Panels manufacturer / supplier in China, offering 400G QSFP-DD to QSFP-DD DAC Cable, 400G Passive Direct Attach Copper Cable, QSFP-DD, PAM4, 28AWG/30AWG, Straight-Through/Breakout, 400G OSFP112 to OSFP112 DAC Cable, 400G Passive Direct Attach Copper Cable, OSFP112, PAM4, 26AWG/30AWG, Straight-Through/Breakout, 400G OSFP to QSFP-DD DAC Cable, 400G Direct Attach Copper Cable, 56G PAM4, Passive Copper, Up to 3m, OSFP to QSFP-DD and so on.