BLUELAN Juniper QFX-QSFP-DACBO-2M Compatible 40G QSFP to 4x10G SFP+ Passive Direct Attach Breakout Cable, 2m, AWG30 QFX-QSFP-DACBO-2M-BL

40 Gbps aggregate bandwidth in a single passive Direct Attach Breakout Cable: connect a 40G QSFP port to four 10G SFP+ ports over 2 meters without active electronics.

Overview

The BLUELAN QFX-QSFP-DACBO-2M-BL is a passive 40GBASE-CR4 to 4x10GBASE-CR SFP+ Direct Attach Breakout Cable. It is engineered for Juniper QFX Series switches and compatible with any QSFP and SFP+ ports following SFF-8436 and SFF-8431 standards. The cable splits a single QSFP connector into four SFP+ connectors, enabling high-density 40G to 10G connectivity in data centers and server racks.

What stands out

• Aggregate data rate of 40 Gbps (4x 10 Gbps per lane)
• Passive design: zero power consumption and no additional latency
• Thin AWG30 wire gauge for improved airflow and easier cable management
• Hot-swappable connectors for maintenance without downtime
• 2-meter length ideal for top-of-rack to server connections

Technical details

• Connector A: QSFP (Quad Small Form-factor Pluggable)
• Connector B: 4x SFP+ (Small Form-factor Pluggable Plus)
• Cable type: Direct Attach Breakout Cable (DAC)
• Cable length: 2 m
• Wire gauge: AWG30
• Protocol: Ethernet
• Standards compliance: SFF-8436 (QSFP), SFF-8431 (SFP+)
• Operating temperature: 0°C to 70°C
• Power consumption: 0 W (passive)
• Compatibility: Juniper QFX Series

Our verdict

A reliable, cost-effective breakout solution for Juniper QFX environments, delivering 40G to 4x10G connectivity with zero power draw and proven standards compliance.