Product Introduction The ‌400G OSFP SR8 100m MPO Optical Transceiver‌ is a high-density, parallel 400Gbps optical module designed for ultra-short-range data center interconnects. Featuring an OSFP form factor with 8×50G PAM4 modulation, it delivers 425Gbps aggregate bandwidth over OM4 multimode fiber (MMF) up to 100 meters. Applications:‌ Ideal for hyperscale data centers, HPC clusters, and 400G Ethernet backbones, this transceiver bridges rack-to-rack and leaf-spine topologies with low power consumption (<10W). Its plug-and-play design ensures rapid deployment in bandwidth-intensive environments. Key Features   OSFP MSA compliant   8 parallel laneson 850nm center wavelength   Compliant to IEEE802.3bs Specification   Up to 100m transmission on multi-mode fiber(MMF)OM3 with FEC   Operating case temperature:0 to 70℃   8x53.125Gb/s electrical interface(400GAUI-8)   DataRate 53.125Gbps(PAM4)per channel.   Maximum power consumption 12W   MPO-16 connector   RoHS compliant 200G QSFP56 SR4 100M 400G QSFP-DD SR8 100M 400G QSFP-DD DR4 2KM 400G QSFP-DD LR4 10KM 400G OSFP SR8 100M 200G 400G 400G 400G 400G 100M 100M 2KM 10KM 100M 850nm 850nm 1310nm CWDM 850nm MPO MPO MPO LC MPO MM MM SM SM MM DDM DDM DDM DDM DDM COM: 0°C ~70°C COM: 0°C ~70°C COM: 0°C ~70°C COM: 0°C ~70°C COM: 0°C ~70°C FAQ: Q1: What is 400G OSFP?‌ A1: The OSFP (Octal Small Form-factor Pluggable) is a 400G optical module standard with 8 electrical channels, designed for high-speed data transmission in data centers and telecom networks. Q2: What are the advantages of OSFP over QSFP-DD?‌ A2: Better heat dissipation (integrated heatsink) and higher power efficiency, suited for high-performance computing. Q3: How does OSFP differ from QSFP-DD?‌ A3: OSFP has a larger form factor and non-compatible electrical interfaces, while QSFP-DD is backward-compatible with QSFP28 modules. Q4:What encoding scheme does 400G OSFP use?‌ A4: Data Rate 53.125Gbps (PAM4) per channel(Maximum power consumption 12W), balancing speed and complexity. Q5: What is the maximum transmission distance for 400G QSFP-DD LR4? A5: The LR4 variant supports up to 10km over single-mode fiber (SMF) using 4x106Gbps lanes, ideal for 5G and cloud interconnects. (https://www.etulinktechnology.com/400g-qsfp-dd-lr4-10km-lc-optical-transceiver_p330.html) Q6: What is the electrical interface of QSFP-DD? A6: The module converts 8 channels of 50Gb/s (PAM4) electrical input data to 4 channels of CWDM optical signals and multiplexes them into a single channel for 400Gb/s optical transmission. Q7: Does QSFP-DD support digital diagnostics? A7: Yes, it includes DDM (Digital Diagnostic Monitoring) per MSA standards, enabling real-time monitoring of temperature, voltage, and optical power. Q8: What DAC options exist for 400G QSFP-DD? A8: Available configurations include direct QSFP-DD-to-QSFP-DD, or breakout to 2x200G QSFP56/4x100G QSFP56/8x50G SFP56 for flexible scaling.

400G QSFP-DD DR4 2km MPO Optical Transceiver‌ The ‌400G QSFP-DD DR4 2km‌ transceiver is a high-performance optical module designed for long-distance 400 Gigabit Ethernet applications. It leverages ‌PAM4 modulation‌ and ‌1310nm EML lasers‌ to achieve ‌2km transmission‌ over single-mode fiber (SMF), complying with ‌IEEE 802.3bs‌ and ‌QSFP-DD MSA‌ standards. Featuring ‌MPO-12 APC connectors‌, it supports ‌4×100G channels‌ with a ‌9.5W max power‌ consumption, ensuring energy-efficient operation in data center interconnects and metro networks. Applications:‌ Data center interconnects‌ between remote sites. 5G fronthaul/midhaul‌ networks requiring high-bandwidth, low-latency links. Enterprise and cloud service provider‌ infrastructures scaling to 400G. RoHS compliant‌ and engineered for future-proof networking, this transceiver enables seamless migration to next-generation 400G architectures. Compliantwith IEEE802.3bsstandard: 400GAUI-8 electrical interface  Compliantwith IEEE802.3custandards: 4x100GBASE-FR1 optical interface Compliantwith QSFP-DD MSA HW Rev5.1 Type2 housing with MPO-12 connector Compliantwith QSFP-DD CMIS Rev4.0  Maximum power consumption 10W  Case  operating temperature 0°C to 70°C  Two wire serial Interface with digital diagnostic monitoring Complies with EU Directive 2011/65/EU (RoHScompliant) Class1Laser 200G QSFP56 SR4 100M 400G QSFP-DD SR8 100M 400G QSFP-DD DR4 2KM 400G QSFP-DD LR4 10KM 400G OSFP SR8 100M 200G 400G 400G 400G 400G 100M 100M 2KM 10KM 100M 850nm 850nm 1310nm CWDM 850nm MPO MPO MPO LC MPO MM MM SM SM MM DDM DDM DDM DDM DDM COM: 0°C ~70°C COM: 0°C ~70°C COM: 0°C ~70°C COM: 0°C ~70°C COM: 0°C ~70°C FAQ: Q1: What is 400G QSFP-DD? A1: It is a high-density, hot-pluggable optical module interface supporting 400Gbps data rates, featuring 8 electrical channels for enhanced bandwidth. Q2: What are the main types of 400G QSFP-DD modules? A2: Common variants include SR8 (short-range), DR4/FR4 (intermediate), LR4/LR8 (long-range), and ER4/ER8 (extended-reach), with transmission distances ranging from 100m to 40km. Q3: How does OSFP differ from QSFP-DD?‌ A3: OSFP has a larger form factor and non-compatible electrical interfaces, while QSFP-DD is backward-compatible with QSFP28 modules. Q4:What encoding scheme does 400G OSFP use?‌ A4: Data Rate 53.125Gbps (PAM4) per channel(Maximum power consumption 12W), balancing speed and complexity. Q5: What is the maximum transmission distance for 400G QSFP-DD LR4? A5: The LR4 variant supports up to 10km over single-mode fiber (SMF) using 4x106Gbps lanes, ideal for 5G and cloud interconnects.  (https://www.etulinktechnology.com/400g-qsfp-dd-lr4-10km-lc-optical-transceiver_p330.html) Q6: What is the electrical interface of QSFP-DD? A6: The module converts 8 channels of 50Gb/s (PAM4) electrical input data to 4 channels of CWDM optical signals and multiplexes them into a single channel for 400Gb/s optical transmission. Q7: Does QSFP-DD support digital diagnostics? A7: Yes, it includes DDM (Digital Diagnostic Monitoring) per MSA standards, enabling real-time monitoring of temperature, voltage, and optical power. Q8: What DAC options exist for 400G QSFP-DD? A8: Available configurations include direct QSFP-DD-to-QSFP-DD, or breakout to 2x200G QSFP56/4x100G QSFP56/8x50G SFP56 for flexible scaling. Q9: How does OSFP differ from QSFP-DD?‌ A9: OSFP has a larger form factor and non-compatible electrical interfaces, while QSFP-DD is backward-compatible with QSFP28 modules.

Product Description The ‌10G SFP+ Electrical Passive Loopback‌ is a cost-effective testing solution designed for network equipment verification and diagnostic applications. This compact, plug-and-play module creates an internal loopback path for 10 Gigabit Ethernet (10GbE) ports, enabling comprehensive testing of SFP+ interfaces without requiring external fiber connections. This reliable loopback module provides a simple, efficient way to verify 10G SFP+ port functionality and perform bit error rate testing (BERT) in various networking environments. Its durable construction ensures repeated use while maintaining signal integrity. PN: ESX-LB Features  SFP+ MSA Compliant  Hot-pluggable MSA foot print  Custom Memory Maps Capability  Case Temperature range from -20° to 85°C  Compliant with SONET, SDH, GBE, FC  Power Consumption Different Option  Internal Attenuation Different Option Applications  Board and System Level Testing  Test and Measurement  Switch and Router Chamber Testing ---HASS and HALT  100Mb/s to 10.5Gbps Description 10G SFP+ Loopback modules provide an effective way of testing the SFP+ port in the host system by looping back the electrical signal (optics are excluded). The units provide basic serial ID information that attempts to mimic a shortwave Gigabit Ethernet, 1.25G, 2. 125G FC SFP transceiver, 4.25G FC, 8.5G FC and 10Gb/s Ethernet/FC for factory, environment, installation, simulation tests. FAQ: Q1: Can 10G SFP+ LR modules work with single-mode fibers?‌ A1: Yes, standard 10G-LR modules require OS2 single-mode fiber (1310nm wavelength) with 10km reach. Q2: Can I use 10G BiDi SFP+ for duplex fiber conversion?‌ A2: Yes, BiDi modules (1270nm/1330nm) enable single-fiber bidirectional transmission on existing duplex fiber plants. Q3: Why do some 10G SFP+ modules require external clock circuits?‌ A3: High-speed modules (e.g., 10G-LR) use ‌CDR (Clock Data Recovery)‌ chips to reduce jitter, requiring precise clock synchronization circuits on host PCB designs. Q4: Can I plug a 10G SFP+ module into an SFP port?‌ A4: Physically compatible, but ‌electrically incompatible‌ – SFP ports lack 10G SerDes lanes, causing link failure unless switch supports rate adaptation. Q5: What is difference between SFP and SFP+? A5: The main difference between SFP and SFP+ is that the SFP+ is used in Gigabit Ethernet applications while SFP is for 100Bse or 1000Base applications. SFP doesn't support 10G transmission data rate, which means they can't be used in the same network. Q6: What is SFP+ port used for? A6: SFP + modules are commonly used for Gigabit Ethernet and 10 Gigabit Ethernet connections and can adapt to various application scenarios, including high-speed network connections and fiber optic links. Q7: How to choose between SR, LR and ER optical modules?‌ A7: SR (Short Reach) for ≤300m multimode, LR (Long Reach) for 10km single-mode, ER (Extended Reach) for 40km+ single-mode applications. Q8: What are the advantages of 10G SFP+ BIDI? A8: Key Benefits:‌ Single-Fiber Solution‌ - Uses WDM to transmit/receive on one fiber (e.g., 1270nm/1330nm pairing) Cost Savings‌ - 50% less fiber usage, 30-40% lower installation costs Space Efficiency‌ - Doubles port density without new cabling Applications: areas with limited fiber resources, 5G fronthaul networks, metropolitan area network expansion, and high-density data center interconnection. Q9: Do 10G modules support DDM/DOM monitoring?‌ A9: A: Yes, compliant modules follow ‌SFF-8472‌ for real-time monitoring of temperature, TX power, and RX sensitivity. Q10: What is the maximum transmission distance of ETU-Link optical modules?‌ A10: Our modules support from 100m (SR multimode) up to 120km (ZR single-mode), with specific models optimized for 300m, 10km, 40km, 80km and 120km applications.

 

 

  

Software: 1 Software Name: Coding Box Software 2 Operating Environment: Windows XP\7\8\8.1\10 32\64bit 3 Software Description: Write EEPROM code to Module, view and export the EEPROM code file, and read DDM Hardware: 1 Name: Coding Box 2 Size: 90mm*80mm*25mm 3 Weight: 135g 4 nterface Type: USB Type C (USB power supply) 5 Work Voltage: +5V 6 Maximum Power: 3.5W 7 Support Module Type: SFP, SFP+, SFP28, SFP56, XFP, QSFP+, QSFP28, QSFP DD The CodingBox connects to a PC through a USB port to implement functions such as write code and DDM for SFP type, XFP type, QSFP type, and QSFP-DD type optical modules.

Product Overview The ‌100G QSFP28 ER1 Single Lambda 30KM LC Optical Transceiver‌ is a high-performance, industry-compliant optical module designed for long-distance 100G Ethernet applications. Utilizing single-wavelength technology and LC duplex connectors, it delivers reliable ‌100Gbps‌ data transmission over ‌30 kilometers‌ on single-mode fiber (SMF). With a power consumption below ‌4W‌ and support for ‌Digital Diagnostics Monitoring (DDM/DOM)‌, this hot-pluggable transceiver enables real-time performance tracking and network optimization. Ideal for ‌data center interconnects (DCI)‌, metro networks, and telecom backbones, this module balances cost-efficiency with carrier-grade performance. Key Features Lane signaling rate 106.25Gb/s with PAM4 Up to 30km transmission on SMF EML Laser and APD receiver 4x25.78Gb/s with NRZ electrical interface (CAU1-4) Support KP4 FEC inside the module High speed l/0 electrical interface l2C interface with integrated Digital Diagnostic monitoring QSFP28 MSA package with duplex LC connector Single +3.3V power supply Power consumption <4W Operating case temperature: 0 to +70 °C Compliant to 802.3cu,SFF-8636&SFF-8679 standar Compliant to 100G Lambda MSA100G-ER1 Optical Specifications Complies with EU Directive 2015/863/EU 100G DR1 500M 100G FR1 2KM 100G LR1 10KM 100G ER1 30KM 100G ER1 40KM 100G 100G 100G 100G 100G 1311nm 1311nm 1311nm 1311nm 1311nm 500M 2KM 10KM 30KM 40KM LC LC LC LC LC SM SM SM SM SM DDM DDM DDM DDM DDM COM: 0°C ~70°C COM: 0°C ~70°C COM: 0°C ~70°C IND: -30°C ~85°C COM: 0°C ~70°C COM: 0°C ~70°C FAQ: Q1: What are the key applications of 100G QSFP28?‌ A1: Our 100G QSFP28 modules are widely used in data centers, high-performance computing (HPC), and telecom networks for high-speed interconnects. Q2: What types of 100G QSFP28 does ETU-Link offer?‌ A2: We provide SR4, LR4, ER4, ZR4, and CWDM4 variants, supporting multi-mode and single-mode fiber connections to 100m-100km. Q3: Are ETU-Link 100G QSFP28 modules compatible with major brands?‌ A3: Yes, our 100G QSFP28 transceivers are fully MSA-compliant and interoperable with Cisco, Juniper, Arista, and other OEM switches. Q4: Does you provide customization for 100G QSFP28?‌ A4: Yes, we offer OEM/ODM services including custom labeling, firmware, and compatibility testing. Q5: How does 100G QSFP28 BiDi reduce fiber costs?‌ A5: BiDi modules enable bidirectional 100G transmission over a single fiber strand, doubling fiber utilization compared to conventional dual-fiber solutions. Q6: What fiber connectors are used in 100G QSFP28?‌ A6: MPO-12 for SR4/PSM4, LC duplex for LR4/CWDM4, and LC simplex for BiDi models. Q7: What is the warranty period for 100G QSFP28?‌ A7: Standard 3-year warranty with lifetime technical support. ETU-Link 100G QSFP28 solves key points‌ Problem: Fiber congestion? BiDi models halve your fiber count Problem: Compatibility fears? We guarantee MSA compliance + OEM testing