What network speeds does the Juniper QSFPP-4X10GE-SR support?

The QSFPP-4X10GE-SR supports 40 Gigabit Ethernet as well as 4 x 10 Gigabit Ethernet. It is described as a 40G QSFP+ breakout into 4x10GBASE-SR Ethernet module, allowing it to function either as a 40GBASE-SR interface or as four separate 10GBASE-SR channels from a single QSFP+ port.

What is the form factor of the QSFPP-4X10GE-SR module?

This transceiver uses the QSFP+ form factor. QSFP+ is a compact pluggable format designed for high-density 40G and breakout 4 x 10G ports. Knowing the form factor ensures that the module will mechanically and electrically fit into the intended Juniper platforms that support QSFP+ optical transceivers.

Which connector type is used on the QSFPP-4X10GE-SR?

The QSFPP-4X10GE-SR uses an MPO-12 PC or UPC connector. This means it is intended for use with MPO-12 terminated fiber assemblies, commonly found in high-density data center cabling systems that rely on trunk cables and breakout harnesses for 40G and 4 x 10G connectivity.

Is the QSFPP-4X10GE-SR an optical or copper module?

: "The QSFPP-4X10GE-SR is classified as an optical transceiver. It is designed to operate over fiber rather than copper cabling, which is aligned with its use of an MPO-12 connector and its 40GBASE-SR short-range optical application profile in Juniper environments.

Does the QSFPP-4X10GE-SR support monitoring features?

Yes, monitoring is available on the QSFPP-4X10GE-SR. This means the module can provide diagnostic information to supported Juniper platforms, allowing operations teams to read parameters such as status and other monitored data to help manage optical links more effectively.

740-054053 - Juniper 740-054053 40GBASE-SR QSFP+ transceiver

Name: Juniper 740-054053 40GBASE-SR QSFP+ transceiver
Brand: Juniper
SKU: 740-054053
Price: 445 USD
Availability: InStock

740-054053 - Juniper 740-054053 40GBASE-SR QSFP+ transceiver | US IT Hardware

Product overview

The Juniper QSFPP-4X10GE-SR, part number 740-054053, is a QSFP+ optical transceiver designed for 40GBASE-SR applications. It supports 40 Gigabit Ethernet as well as 4 x 10 Gigabit Ethernet, providing breakout capability for flexible network designs. Classified as an optical transceiver, it uses an MPO-12 PC or UPC connector interface. Monitoring is available on this module, allowing operators to access operational parameters through supported diagnostics. As a QSFP+ form factor device, it is suited for high-density data center and aggregation platforms that require compact optical interfaces. The 40GBASE-SR category indicates use in short reach multimode fiber environments, such as intra-rack and inter-rack links in enterprise or service provider networks. With its combination of 40G and 4 x 10G support, this module helps standardize optics across environments that need both consolidated and breakout optical connectivity options.

Supports 40 Gigabit Ethernet operation
Breakout capable to 4 x 10 Gigabit Ethernet
QSFP+ optical transceiver form factor
MPO-12 PC or UPC connector interface
Monitoring available for diagnostics
Juniper part number 740-054053

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Refunds within 14 days and replacements within 30 days of delivery with an RMA (25% restocking fee on customer-initiated returns), and every part carries our Standard 30-Day Warranty - see our return policy or contact US IT Hardware.

Featuring

Product Line
Manufacturer part #	740-054053
Brand	Juniper
Condition	New
Model	QSFPP-4X10GE-SR
Speed	4 x 10 Gigabit Ethernet, 40 Gigabit Ethernet
Standard	10GBASE-SR
Fiber Type	Multi-mode fiber, OM3
Monitoring	Digital optical monitoring available
Technology	Networking
Wavelength	850 nm
Form Factor	QSFPP, QSFP+

Compatible systems

Confirmed as a Juniper QSFP+ optical transceiver, model QSFPP-4X10GE-SR, part number 740-054053.

Juniper QSFPP-4X10GE-SR
Model: QSFPP-4X10GE-SR
Form factor: QSFP+
Supported platforms were referenced on the Juniper Pathfinder overview page.

Best for

40G aggregation links
Suitable for 40GBASE-SR deployments where a QSFP+ optical transceiver is required for short reach 40 Gigabit Ethernet connectivity using an MPO-12 interface.
4x10G breakout environments
Useful in architectures needing 4 x 10 Gigabit Ethernet from a single QSFP+ port, leveraging the breakout capable design of the QSFPP-4X10GE-SR.
MPO-12 based fiber plants
Fits structured cabling environments that standardize on MPO-12 PC or UPC connectors, simplifying patching and transceiver interoperability.
High density switching platforms
Designed for platforms that adopt the QSFP+ form factor to achieve higher port density for 40GBASE-SR optical interfaces.
Links requiring optical monitoring
Applicable where monitoring is required, as the transceiver provides monitoring capabilities for operational visibility.

Details

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Juniper 740-054053 40GBASE-SR QSFP+ transceiver