Skip to product information
1 of 1

Cisco

Cisco QSFP-H40G-CU4M | 40G QSFP+ DAC | 40GBASE-CR4 | copper (no wavelength) | reach 4m | QSFP+ to QSFP+, passive twinax

SKU:QSFP-H40G-CU4M

Stock Status: Enquire

Regular price $511.50 AUD
Regular price
$511.50 AUD
$511.50 AUD
Regular price
Sale Sold out
Taxes included. Shipping calculated at checkout.
Condition

Description

Direct-attach copper (twinax) QSFP+ to QSFP+ cable for 40GBASE-CR4 links. Passive design offers ultra‑low latency, zero power usage, and plug‑and‑play deployment for short interconnects up to 4 meters.

Features

- Cost‑efficient short‑reach 40G connectivity
- Passive twinax: zero power, ultra‑low latency
- Secure QSFP+ latching for reliable links
- Standards‑based design for broad device compatibility

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.

View full details
  • You may also like
  • Best sellers
  • Related Products

specs-tabs

Collapsible content

Technical Specifications

Technical Specifications

- Data rate: 40 Gbps (4x10G lanes)
- Form factor: QSFP+
- Standard: IEEE 802.3ba, 40GBASE-CR4
- Cable type: Direct Attach Copper (DAC), passive twinax
- Connectors: QSFP+ to QSFP+
- Length: 4 m
- Power: Passive (no electronics, zero power consumption)
- Latency: Near-zero (passive copper)
- Typical use: In‑rack and adjacent‑rack 40GbE interconnects
- Breakout: Not for 4x10G breakout
- Compatibility: QSFP+ 40GbE ports that support passive DAC

Recently Viewed

  • Request for a Quote

    Looking for competitive pricing? Submit a request, and our team will provide a tailored quote that fits your needs.

  • Contact Us Directly

    Have a question or need immediate assistance? Call us for expert advice and real-time support.

    Call us Now  
  • Contact Us Directly

    Have a question or need immediate assistance? Call us for expert advice and real-time support.

    Contact us