D-Link DEM-CB100QXS-4XS – 1m 40G Passive QSFP+ to 4 × SFP+ Twinaxial Direct Attach Cable for DXS-3600-EM-4QXS
Overview:
• The D-Link DEM-CB100QXS-4XS is a 1-meter 40G Passive QSFP+ Twinaxial Direct Attach Cable designed for high-speed short-distance connectivity.
• It features one QSFP+ connector on one end and four SFP+ connectors on the other end, allowing a 40G interface to connect to up to four 10G servers or devices.
• The cable is designed for D-Link DXS-3600-EM-4QXS applications and supports high-density switch connectivity.
• It supports speeds up to 40Gbps, making it suitable for high-bandwidth data center, enterprise, and rack-level interconnection.
• The passive twinaxial design helps reduce cost compared to fiber solutions that require separate transceivers.
Key Features:
• 1m passive direct attach cable
• QSFP+ to 4 × SFP+ breakout cable
• Supports up to 40Gbps total bandwidth
• Suitable for connecting one 40G port to four 10G ports
• Designed for DXS-3600-EM-4QXS applications
• QSFP+ cable assembly
• 30AWG cable construction
• Low power consumption
• Lower crosstalk performance
• Suitable for high-density rack connections
• Cost-effective alternative to fiber transceivers
• Designed for short-distance high-bandwidth links
Technical Specifications:
General:
• Brand: D-Link
• Model: DEM-CB100QXS-4XS
• Product Type: Passive QSFP+ to 4 × SFP+ Twinaxial Direct Attach Cable
• Device Rate: 40Gbps
• Application: 40G to 4 × 10G Breakout Connection, Data Center Connectivity, High-Bandwidth Rack Interconnection
• Compatible Use: DXS-3600-EM-4QXS
Cable and Connector Specifications:
• Connector Type: QSFP+ Cable Assembly
• Connector Layout: 1 × QSFP+ to 4 × SFP+
• Cable Length: 1m
• Wire Gauge: 30AWG
• Minimum Cable Bend Radius: 23.5mm
• Cable Characteristic Impedance: 100 Ohms
• Maximum Device Rate: 40Gbps
Electrical Specifications:
• Voltage: 30V AC
• Current: 0.5A
Environmental Specifications:
• Operating Temperature: -40°C to 85°C
Standards and Certifications:
• MSA Compliance: SFP MSA
• Testing Standard: EIA-364-1000.01
• QSFP+ Standard: SFF-8436
• SFP+ Standard: SFF-8431
• Mechanical / Electrical Standard: EIA-364
• Flammability Rating: UL 94
Applications:
• 40G to 4 × 10G breakout connectivity
• DXS-3600-EM-4QXS switch module connections
• Data center rack connectivity
• High-density switch-to-server connections
• Short-distance high-bandwidth links
• Enterprise core and aggregation switching
• Low-latency rack-level interconnection
Connect Gates Recommendation:
• Connect Gates recommends the D-Link DEM-CB100QXS-4XS for projects that need a 1m 40G QSFP+ to 4 × 10G SFP+ breakout connection.
• It is suitable for same-rack or nearby-rack installations where high bandwidth, low latency, and cost efficiency are required.
• Before installation, Connect Gates recommends checking DXS-3600-EM-4QXS compatibility, required breakout configuration, cable length, bend radius, and SFP+ port allocation.