Eaton Tripp Lite Series Juniper-Compatible QSFPP-40GBASE-SR4 QSFP+ Transceiver

The Eaton Tripp Lite Series Juniper-Compatible QSFPP-40GBASE-SR4 QSFP+ Transceiver is engineered to deliver reliable, high-speed 40 Gb/s connectivity in Juniper-driven networks. Designed for short-reach, high-density fiber deployments, this module combines Juniper compatibility with the performance tilt of 40GBASE-SR4, making it an ideal solution for data centers, campus networks, and spine-leaf architectures where speed and reliability matter most. With MMF cabling and MTP/MPO connectors, it’s built to streamline deployment while maintaining consistent, scalable performance as your network grows.

• Seamless Juniper compatibility with plug-and-play integration: This QSFP+ transceiver is specifically tuned to work with Juniper switches and routers, reducing integration risk and ensuring predictable behavior across Juniper-based deployments. IT teams will appreciate the familiar management experience, consistent monitoring, and straightforward replacement in multi-vendor environments.
• 40 Gbps capacity via SR4 with four parallel lanes: The module delivers a total aggregate data rate of 40 gigabits per second by using four lanes at 10 Gbps each. This architecture preserves signal integrity across the link, supports high-bandwidth uplinks and inter-switch connections, and enables efficient utilization of existing data-center fiber infrastructure.
• MMF MTP/MPO optical interface for high-density cabling: The transceiver employs a multimode fiber (MMF) interface with MTP/MPO connectors, enabling dense, scalable cabling in racks and cabinets. This design reduces cable clutter and simplifies tray management, making it well-suited for crowded data-center environments that demand reliable high-density fiber connectivity.
• 850 nm wavelength optimized for short-range links up to 400 meters: The 850 nm laser wavelength aligns with SR4 short-reach requirements, delivering stable performance over standard MMF cabling. Its reach—up to 400 meters—fits typical data-center backbone and server-to-switch links, enabling efficient, low-latency communication across racks and rows.
• Reliability and ease of deployment with hot-swappable QSFP+ form factor: The module is designed for hot-swapping in live networks, minimizing downtime during maintenance or upgrades. Its rugged latch and precise alignment mechanism simplify installation and replacement, helping you keep downtime to a minimum while maintaining network uptime.

Technical Details of Eaton Tripp Lite Juniper-Compatible QSFPP-40GBASE-SR4 QSFP+ Transceiver

• Form Factor: QSFP+ transceiver
• Model: QSFPP-40GBASE-SR4
• Data Rate: 40 Gbps
• Optical Interface: 40GBASE-SR4 (4x10 Gbps over MMF)
• Wavelength: 850 nm
• Fiber Type: Multimode Fiber (MMF)
• Connector: MTP/MPO
• Reach: Up to 400 meters (1312 feet) on MMF
• Compatibility: Juniper networks and supported Juniper devices
• Electrical Interface: QSFP+ hot-swappable module for easy replacement in live environments
• Management: Plug-and-play with standard QSFP+ management interfaces and monitoring

how to install Eaton Tripp Lite Juniper-Compatible QSFPP-40GBASE-SR4 QSFP+ Transceiver

Installing this transceiver is straightforward when you follow best practices for data-center hardware deployment. Before you begin, ensure you have the correct dual-rail power, appropriate rack space, and a compatible Juniper device with an available QSFP+ port. While the module is designed for easy plug-and-play operation, taking a few precautionary steps can help ensure a successful installation with minimal downtime.

• Power and safety: If your environment permits hot-swapping, confirm that the target port on the Juniper device supports hot-swappable modules. If not, power down the device according to your organization’s procedures before removing or inserting components. Handle the transceiver by its body to avoid touching the electro-optical components.
• Prepare the interface: Identify the QSFP+ port receive path and verify that the corresponding fiber trunk is configured for 850 nm MMF SR4 operation. Inspect the MTP/MPO fiber assemblies for any visible damage, and confirm that the fiber polarity is correct for the intended link direction.
• Insert the transceiver: Align the QSFP+ module with the slot and gently slide it into the port until the module locks into place. You should feel a secure click or latch engagement. Ensure the latch is fully engaged to prevent accidental removal during operation.
• Connect the fiber: Attach the MMF MTP/MPO connectors to the corresponding fiber interface on the transceiver and the switch or router, taking care to align the contacts properly. Use high-quality fiber cables and avoid excessive bending radii that could degrade signal integrity. Confirm that the fiber connectors are fully seated and locked.
• Verify operation: Power on or resume operation for the device, then use the management interface or status LEDs to confirm link integrity. Check for a 40 Gbps link status, monitor port utilization, and validate that transmit and receive paths are functioning correctly. If available, perform a loopback test or test traffic to ensure proper performance.

Frequently asked questions

• Q: Is this transceiver compatible with Juniper devices?

  A: Yes. The QSFPP-40GBASE-SR4 is specifically designed for Juniper networks and is tested to ensure reliable operation with Juniper switches and routers. This compatibility helps streamline deployment and provides a familiar management experience for administrators already using Juniper gear.

• Q: What does 40GBASE-SR4 mean and when would I use it?

  A: 40GBASE-SR4 refers to a 40 Gbps QSFP+ transceiver operating over four parallel 10 Gbps lanes (SR4) using multimode fiber. It is ideal for short-reach data-center links, such as server-to-switch uplinks or inter-switch connections within a rack or between adjacent racks, typically up to 400 meters on MMF cabling.

• Q: What type of fiber and connectors does this module use?

  A: The transceiver uses multimode fiber (MMF) with MTP/MPO connectors. This combination supports high-density cabling and simplifies fiber management in dense data-center environments.

• Q: How far can this transceiver reliably transmit data?

  A: In SR4 short-reach configurations, the module supports up to 400 meters on standard MMF cabling. For longer distances, consider alternatives such as single-mode variants or different wavelength classifications, depending on your network design.

• Q: Is the module hot-swappable?

  A: Yes. The QSFPP-40GBASE-SR4 is designed for hot-swapping in compatible devices, enabling maintenance or upgrades without powering down the entire system in most data-center environments. Always follow your equipment manufacturer’s guidelines for hot-swapping to minimize risk.

• Q: What management and monitoring capabilities are supported?

  A: This QSFP+ module supports standard plug-and-play operation and works with typical management interfaces found in Juniper devices. You can monitor link status, throughput, and basic performance metrics through your existing network management tools, helping you verify uptime and optimize traffic patterns.