FiberHouse Fiber Optical Duplex Patch Cord – Specifications Product Name: Fiber Optical Duplex Patch Cord Brand: FiberHouse Connector Type: SC/UPC to SC/APC Fiber Type: Single Mode (SM) 9/125μm Cable Type: Duplex Fiber Optic Cable Cable Color: Yellow Cable Length: 3 Meter (3M) Insertion Loss (IL): ≤ 0.3 dB Return Loss (RL): ≥ 50 dB Connector Color: Blue = SC/UPC Green = SC/APC Outer Jacket: PVC/LSZH (depending on production model) Application: FTTH Networks GPON/EPON Systems OLT to ONU Connections Optical Distribution Frames (ODF) Telecom & Data Networks Product Review This is a professional-grade single mode fiber patch cord commonly used in FTTH and GPON networking. The cable uses: SC/UPC connector on one side (blue) SC/APC connector on the other side (green) The low insertion loss (≤0.3dB) provides good optical performance, while the high return loss (≥50dB) helps reduce signal reflection, making it suitable for telecom and ISP use. The yellow jacket indicates single-mode fiber, which is standard for long-distance optical communication.