Tested in Targeted Switches for Superior Performance, Quality, and Reliability Designed for Outside Applications with an Industrial Temp. Range -40°C to 85°C Hot-pluggable QSFP28 compliant with SFF-8636 and QSFP MSA Compliant FS Box - Support Real-time ConfigurationFS Product Custom is a customized service provided by FS to meet customers' hardware and software development needs, including product compatibility and software feature development for PicOS®, AmpCon, and transceivers. Any communication protocol (Ethernet, ATM, etc. Significant. 50GBASE-CR/LR/SR: Emerging for backbone, interconnect, and high-density server applications. These standards adopt advanced modulation (PAM4) and support both single-mode and multimode fiber. In practice, such interfaces are especially relevant for Ethernet transport services including Ethernet. This document examines key technologies used in constructing LinkX cables and transceivers for 100G-PAM4, 50G-PAM4, and 25G-NRZ -modulation based interconnects used to create 800G, 400G, 200G, 100G and 25Gb/s aggregate data rates. 1 What is PAM4? PAM4 (4-Level Pulse. Extreme Industrial Switches are a family of ruggedized Layer 2 switches designed to operate under harsh environments and extended temperature conditions. With flexible PoE options of IEEE 802.