Communication Products
Optical Transceivers · Telecom Synchronization · Network Infrastructure · Custom Solutions
The Apex APX-QSFP112-400G-50m-SR4 is a 400G QSFP112 SR4 optical transceiver designed for data center applications. Supporting transmission distances up to 50m over single-mode fiber, this pluggable optical module delivers reliable connectivity for modern communication networks.
Built in a QSFP112 form factor, the APX-QSFP112-400G-50m-SR4 provides flexible deployment options with compatibility across major networking and optical transport platforms.
Engineered for high-density data center environments, this transceiver delivers consistent performance with low power consumption for scalable network infrastructure.
400G high-speed optical transmission
QSFP112 pluggable form factor
Up to 50m transmission distance
SR4 optical technology
850nm wavelength operation
Digital Diagnostic Monitoring (DDM/DOM) supported
Compatible with major networking platforms
RoHS compliant and tested for reliable operation
| Specification | Detail |
|---|---|
| Part Number | APX-QSFP112-400G-50m-SR4 |
| Manufacturer | Apex |
| Data Rate | 400G |
| Form Factor | QSFP112 |
| Optical Technology | SR4 |
| Maximum Reach | 50m |
| Wavelength | 850nm |
| Fiber Type | Multi-Mode Fiber (MMF) / Single Mode Fiber (SMF) |
| Connector Type | LC Duplex |
| DDM / DOM | Supported |
| Compliance | QSFP112 MSA, RoHS |
Optimized for modern spine-leaf data center architectures, providing high-density optical interconnect between leaf and spine switches.
Supports the bandwidth demands of AI training clusters, cloud computing platforms, and large-scale data processing environments.
Pluggable form factor with low power consumption enables high port density in space-constrained data center racks.
Apex optical transceivers are engineered for interoperability with major networking equipment platforms, including Cisco, Juniper, Arista, Huawei, HPE, Dell and other industry-leading systems. Each module is coded for the target switch platform before shipment.
The Apex APX-QSFP112-400G-50m-SR4 is a 400G QSFP112 SR4 optical transceiver designed for data center applications with transmission distances up to 50m.
These modules are commonly deployed in 🖥️ Data Center Spine-Leaf Fabric, ☁️ AI and Cloud Infrastructure, 📦 High-Density Rack Deployment.
Yes. Apex optical modules support OEM-compatible coding and are tested for interoperability with widely used networking platforms.
Apex provides a 3-year warranty on all optical transceivers. Each module undergoes strict optical performance, compatibility, and reliability testing before shipment.
Apex provides high-performance optical transceiver solutions for telecom operators, data centers and enterprise networks. With in-house engineering support, flexible manufacturing capability and strict quality control, Apex delivers reliable optical connectivity solutions from 1.25G to 800G.
Apex data center transceivers are validated on Broadcom Tomahawk 5, Cisco Silicon One, NVIDIA Spectrum-4, and Arista platforms. Every module ships with insertion loss and return loss trace data for zero-guesswork commissioning. Each transceiver is backed by a 3-year warranty.
APEX is a communication technology brand focused on optical transceivers, telecom synchronization products, and network infrastructure equipment. We provide products and engineering support for telecom operators, data centers, mobile networks, and enterprise customers worldwide.
APEX GROUP is headquartered in Hong Kong, with our core team and supply chain operations based in China. We ship to customers across Asia, the Middle East, Europe, Africa, and the Americas.
We are a brand owner with deep engineering partnerships. We control product design, specification, quality validation, and supply chain management. Our products are built to our specifications by qualified manufacturing partners, and we handle all testing, coding, and quality assurance before shipment.
Yes. We code transceivers to match the host platform requirements of major switch and router vendors including Cisco, Juniper, Arista, HPE, Huawei, Nokia, and others. Tell us your platform model and required OS version, and we will ship modules that are recognized natively by your equipment.
Datasheets, compatibility matrices, and S-parameter reports are available for all standard products. Contact our sales team or visit the product pages on our website to request documentation.
Provide us with your switch make, model, and OS version. We code the transceiver firmware accordingly before shipment. If you are testing for the first time, we recommend ordering a sample unit to validate compatibility in your specific environment before placing a volume order.
Switch vendors occasionally introduce transceiver whitelisting in new OS releases. We track major platform updates and can provide recoded firmware matching the new OS requirements. Contact technical support if your existing APEX modules stop being recognized after a switch upgrade.
Contact our sales team by email, WhatsApp, or WeChat with your part number and quantity. We will confirm pricing, lead time, and shipping options. For first-time customers, we typically recommend starting with a sample order to validate compatibility before scaling to production volumes.
We ship via DHL, FedEx, and UPS for express delivery, typically 3-7 business days to most destinations. For volume orders, we also offer air freight and sea freight options. We can ship on your courier account or ours, and we handle all export documentation.
Sample orders start from 1-2 units for evaluation. For production orders, MOQ varies by product type, typically 10-50 units for standard transceivers. Contact us for specific product MOQs.
We accept wire transfer (T/T) as our standard payment method. For established customers, we can offer net-term payment arrangements. Contact our sales team to discuss payment terms.
All APEX products come with a 3-year standard warranty against manufacturing defects. We offer advance replacement for defective units, shipping the replacement before you return the failed unit to minimize downtime. For full details, visit our After-Sales Service page.
Contact us by email, WhatsApp, or WeChat. Describe your issue with as much detail as possible, including switch model, OS version, transceiver part number, and the problem you are seeing. Our support engineers will respond within one business day.
Yes, we strongly encourage sample testing. Order 1-2 units of each model you plan to deploy. Test them in your switches with your fiber plant and traffic load. Once validated, we can proceed with production quantities.
Yes. Many of our customers are telecom operators and government networks requiring 5-10 year supply continuity. We offer lifecycle management commitments with advance notification of any changes. See our Global Supply Chain page for details on long-term supply programs.
APEX GROUP LIMITED
Phone: 85298213834
WhatsApp: 85298213834
Email: Info@apexallinone.com
