Optical module jumper type

The type of jumper for an optical module depends on the module's transmission distance, data rate, fiber mode, and connector type, typically requiring single-mode or multimode fiber with LC, SC, or MPO connectors.Fiber TypeSingle-mode fiber (SMF): Used for long-distance transmission, typically with a 9µm core and yellow jacket. Suitable for backbone, telecom, and long-haul links (OS1/OS2 standards) .Multimode fiber (MMF): Used for short-distance transmission, usually in data centers or LANs, with 50µm or 62.5µm cores and orange or aqua jackets (OM1, OM2, OM3, OM4, OM5) .Connector TypeLC: Small, duplex, high-density connector, common in modern data centers and QSFP transceivers .SC: Larger, push-pull connector, often used in legacy telecom networks .MPO/MTP: Multi-fiber connectors for parallel optics, used in high-speed 100G+ links .Other connectors: ST, FC, MU, or hybrid combinations (e.g., LC-SC) for specific device compatibility .Simplex vs DuplexSimplex: Single fiber, one-way communication, used when the module has a single port handling both transmit and receive .Duplex: Two fibers, two-way communication, standard for most modern optical modules with separate Tx/Rx ports .Transmission Distance and Data RateMatch the jumper to the module's wavelength and data rate:850nm: Short-distance, multimode fiber.1310nm or 1550nm: Medium to long-distance, single-mode fiber.Ensure the fiber type supports the required distance and speed to minimize signal loss .Practical Selection TipsIdentify the optical module's interface type (LC, SC, MPO, etc.).Determine the fiber mode based on distance and application (single-mode for long, multimode for short).Choose simplex or duplex according to the module's port configuration.Select a jacket type (PVC, LSZH, OFNR, OFNP) based on installation environment and fire safety requirements .For connecting devices with different port types, use hybrid patch cords (e.g., LC-SC, LC-ST) . By following these guidelines, you can ensure compatibility, low insertion loss, and reliable performance for your optical module connections.