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HPE

HPE JG327A | 40G QSFP+ DAC | passive twinax | 3m | 40GBASE-CR4 | QSFP+<->QSFP+

SKU:JG327A

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Description

Direct-attach copper cable for 40GbE QSFP+ links over 3 meters. The passive twinax build delivers low latency and low power for short-to-medium distance interconnects between switches and servers. Standards-based design ensures broad compatibility across QSFP+ ports supporting passive DAC.

Features

- 40GbE short-to-medium reach interconnect up to 3m
- Passive twinax for ultra-low latency and low power
- Standards-compliant for multi-vendor environments
- Reliable QSFP+ connectors with secure latching
- Ideal for switch uplinks and aggregation 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 is the maximum supported data rate?
A: 40 Gbps over four 10G lanes (40GBASE-CR4).

Q: Is this cable suitable for top-of-rack deployments?
A: Yes, 3m is ideal for intra-rack and adjacent rack connections.

Q: Do I need special configuration?
A: No. It is hot-pluggable and links up automatically when both ends support 40GBASE-CR4.

Q: Will it work with third-party QSFP+ ports?
A: It is MSA-compliant and generally interoperable with standards-based QSFP+ ports supporting passive DAC.

Q: Is it active or passive?
A: It is a passive twinax DAC.

Technical Specifications

- Data rate: 40 Gbps (4x10G lanes)
- Form factor: QSFP+ to QSFP+
- Cable type: Passive twinax DAC
- Length: 3 meters
- Base standard: IEEE 802.3ba 40GBASE-CR4
- Compliance: MSA, SFF-8436
- Connector: QSFP+ direct-attach ends
- Power: No external power (passive)
- Use case: Switch-to-switch, server uplinks, short runs up to 3m
- Interoperability: For QSFP+ ports that support passive DAC

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