QSFP28-DD Architecture: Physical Layer Specifications
LINK-PP Official Store
·
March 31, 2026
Learn how QSFP28-DD enhances data center performance with advanced physical layer design, signal integrity, and backward compatibility.
QSFP28 DD Products
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Generic QDD-SR4-2x100G Compatible 200G QSFP-DD 850nm 100m MPO-24 MMF Transceiver Module $ 499.84 ~ 568.00929 Sold -
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FS QDD-SR4-2x100G Compatible 200G QSFP-DD 850nm 100m MPO-24 MMF Transceiver Module $ 499.84 ~ 568.001.1K Sold -
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Dell Q28DD-200G-2SR4 Compatible 200G QSFP-DD 850nm 100m MPO-24 MMF Transceiver Module $ 499.84 ~ 568.001K Sold -
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Cisco QDD-2X100-SR4-S Compatible 200G QSFP-DD 850nm 100m MPO-24 MMF Transceiver Module $ 499.84 ~ 568.001K Sold -
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LINK-PP LQ-M85200-SR8C 200G QSFP-DD 850nm 100m MPO-24 MMF Transceiver Module $ 499.84 ~ 568.00990 Sold -
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Cisco QDD-400G-ZR-S Compatible LINK-PP QSFP-DD DCO 400G DWDM C-band Tunable Coherent DOM 120km Duplex LC SMF Transceiver Module $ 4,540.80 ~ 5,160.0020 Sold -
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Cisco QDD-400G-ZRP-S Compatible LINK-PP QSFP-DD 400GBase-ZR+ DWDM C-band >600km DOM Duplex LC/UPC SMF Transceiver Module $ 5,297.60 ~ 6,020.003 Sold -
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LINK-PP LQ-BLB100-LRC 100G QSFP28 BiDi 1331nm-TX/1271nm-RX 10km Simplex LC/UPC SMF Optical Transceiver Module $ 563.20 ~ 640.005 ★ 31 Reviews | 1.1K Sold -
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LINK-PP LQ-BLB100-L2C 100G QSFP28 BiDi 1311nm-TX/1291nm-RX 20km DOM Simplex LC/UPC SMF Optical Transceiver Module $ 2,169.20 ~ 2,465.005 ★ 28 Reviews | 890 Sold -
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LINK-PP LQ-BLB100-ERC 100G QSFP28 BiDi 1309.14nm-TX/1304.58nm-RX 40km DOM Simplex LC/UPC SMF Optical Transceiver Module $ 1,603.36 ~ 1,822.005 ★ 30 Reviews | 2.1K Sold
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