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HPE

HPE R8M72A | 40GbE QSFP+, 40GBASE-LR4, 1310nm CWDM SMF, 10km, LC duplex

SKU:R8M72A

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Description

Long-reach 40GbE QSFP+ transceiver for single-mode fiber links up to 10 km. Uses 4x CWDM wavelengths multiplexed over a single LC duplex pair for efficient long-distance backbone and interbuilding runs.

Features

- 10 km reach over standard single-mode fiber
- LC duplex interface for simplified long-haul cabling
- Standards-based LR4 for broad interoperability
- Integrated digital diagnostics for proactive monitoring
- Reliable performance for campus backbone and metro links

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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FAQs

Technical Specifications

FAQs

Q: What type of fiber is required?
A: Use single-mode OS2 fiber with an LC duplex patch cord.

Q: Can this module be used for 4x10G breakout?
A: No. LR4 is designed for 1x40GbE over LC duplex and is not intended for 4x10G breakout.

Q: Is it interoperable with other vendors’ LR4 optics?
A: It follows the 40GBASE-LR4 specification and is generally interoperable with standards-compliant LR4 optics; verify platform and code compatibility for your environment.

Technical Specifications

- Port speed: 40GbE
- Form factor: QSFP+
- Optical standard: 40GBASE-LR4
- Wavelengths: 4x CWDM around 1310 nm
- Fiber type: Single-mode (OS2)
- Connector: LC duplex
- Reach: up to 10 km
- Digital diagnostics (DDM/DOM): Supported
- Breakout support: Not intended for 4x10G breakout
- Operating temperature: 0 to 70°C (commercial)

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