- Stock: In Stock
- Brand: NEO COM
- Model: NEO-QSFP28-400G-SR4
- Connector Type: LC Dual Fiber
- Data Rate: 400 Gbps
- Wavelength: 850 nm
- Fiber Type: Multimode Fiber
- Voltage: 3.3 V
| Main Features | |
| Application | High-speed data center interconnects, spine-leaf networks, server-to-switch links |
| Compatibility | Compatible with all 400G QSFP-DD/SR4 ports |
| Compliance Standards | QSFP-DD / QSFP28 MSA, RoHS, CE, FCC, Class 1 Laser Safety |
| Connector | MPO/MTP (Parallel optical interface, 8 fibers per direction) |
| Material | Full metal enclosure with EMI shielding |
| Maximum Humidity | 5% – 85% (Non-condensing) |
| MTBF | > 1,000,000 hours |
| Protocol Support | IEEE 802.3bs 400GBASE-SR4 |
| Type | QSFP-DD / QSFP28 400G Optical Transceiver |
| Physical Specification | |
| Dimensions | 90 × 18.35 × 8.5 mm (QSFP-DD size) |
| Form Factor | QSFP-DD / QSFP28 Hot-Pluggable |
| Operating Temperature | 0°C to +70°C |
| Storage Temperature | –40°C to +85°C |
| Weight | Approx. 80–90g |
| Power, Build & OS | |
| DDM/DOM Support | Yes, digital diagnostics monitoring supported |
| Power Consumption | < 12 W |
| Power Supply | From host QSFP-DD slot |
| Voltage | 3.3V |
| Performance | |
| BER (Bit Error Rate) | ≤ 1 × 10⁻¹² |
| Data Rate | 400 Gbps (8 × 50G PAM4 lanes) |
| Fiber Core Size | 50/125 µm |
| Fiber Type | Multimode Fiber (MMF) |
| Laser Type (TX/RX) | VCSEL Array / PIN Receiver Array |
| Link Budget | 2–3 dB per lane |
| Modulation Type | PAM4 |
| RX Sensitivity | ≤ –6 dBm per lane |
| Transmission Distance | Up to 100 meters on OM4 multimode fiber, ~70–90 m on OM3 |
| TX Power (Transmit Power | –3.5 dBm to +5 dBm per lane |
| Wavelength | 850 nm |
Product Overview
The NEO COM NEO-QSFP28-400G-SR4 is a high-performance optical transceiver module designed for high-speed, low-latency network environments. Supporting 400Gbps data rates, it provides reliable and efficient connectivity in enterprise networks, data centers, and telecom infrastructures. Its LC dual-fiber interface and SR4 (Short Reach 4-lane) technology make it ideal for high-density, short-range applications where bandwidth and signal integrity are critical.
Engineered for plug-and-play operation, the module has a QSFP28 form factor and a hot-swappable design that allows seamless installation and maintenance without network downtime. Equipped with Digital Diagnostic Monitoring (DDM), real-time performance metrics-temperature, voltage, and optical power-are easily monitored to ensure optimal operation and reliability.
NEO-QSFP28-400G-SR4 enables multi-fiber connections and seamlessly integrates with high-end switches and routers, thus providing a future-proof solution as network demands continue to evolve. It is suitable for server-to-switch, switch-to-switch, and high-performance computing interconnects, offering energy-efficient and high-density optical connection methods in modern network infrastructures.
Key Features
- Supports ultra-high-speed 400Gbps data transmission.
- LC dual-fiber interface for stable connectivity.
- Short-range SR4 4-lane optical technology.
- QSFP28 form factor for high-density deployment.
- Hot-swappable for easy installation.
- Energy efficiency with low power consumption.
- Digital Diagnostic Monitoring for real-time monitoring.
- High signal integrity at minimal latency.
- Compatible with major network switches and routers.
- Supports multi-fiber connections for efficient data transfer.
- Ideal for short-reach, high-density environments.
- Plug-and-play design for easy deployment.
- Reliable server-to-switch and switch-to-switch interconnects.
- Future-proof design for evolving network infrastructures.
Applications
- Hyperscale and cloud data centers.
- Enterprise network backbones.
- High-performance computing (HPC) clusters.
- AI/ML and Big Data infrastructures.
- ISP and telecom backbone networks.
- Metro and aggregation network layers.
- Server-to-switch interconnects.
- Switch-to-switch interconnects.
Installation Notes
- Insert the module into a QSFP28-compatible port securely.
- Clean LC connectors before installation.
- Avoid bending fiber cables beyond the recommended radius.
- Confirm switch/router firmware supports 400G SR4 modules.
- Handle the module using ESD protection.
- Verify link status using DDM monitoring.
- Ensure proper airflow around the module to avoid overheating.
- Avoid connecting incompatible fiber types.
- Remove/reinstall the module only when safe for hot-swapping.
Environmental/Operating Conditions
- Operating Temperature: 0°C to 70°C.
- Storage Temperature: -40°C to 85°C.
- Humidity: 5% – 85% non-condensing.
- Power Consumption: Low-power optimized.
- Short-range optical deployment.
- Resistant to typical data center environmental stress.
- Compliant with international optical standards.
Global Availability
The NEO COM NEO-QSFP28-400G-SR4 is available worldwide through authorized distributors, IT solution providers, and online enterprise hardware retailers. It ships to Asia, Europe, North America, the Middle East, and Africa. With full OEM compatibility and warranty support, it ensures reliable, high-performance connectivity for network deployments worldwide. Its energy-efficient, high-density design makes it an ideal choice for modern data centers, enterprise networks, and telecom infrastructures.