• Juniper QDD-400G-SR4P2 400G QSFP-DD with vibrant pink fruit sticker
1 1

Juniper

Juniper QDD-400G-SR4P2 | 400G QSFP-DD | SR4.2 MMF | 850/910nm | 100m OM4 | MPO-12 | 4x100G breakout

QDD-400G-SR4P2

POA
POA
POA
Sale Sold out
Taxes included. Shipping calculated at checkout.

Description

High-density 400G MMF transceiver for short-reach spine/leaf fabrics, supporting 4x100G breakout with SR4.2 bi-wavelength operation. IEEE 802.3cm compliant for seamless, multi-vendor interoperability and hot-swappable deployment in QSFP-DD ports.

Features

- 400G MMF short-reach with SR4.2 bi-wavelength technology
- 4x100G breakout for flexible aggregation
- MPO-12 connectivity simplifies high-density cabling
- IEEE 802.3cm compliance for multi-vendor interop
- Hot-swappable QSFP-DD for rapid maintenance
- DOM/DDM monitoring for proactive operations
- Optimized for spine/leaf and POD architectures
- Commercial temp range for data center environments

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

specs-tabs

Technical Specifications

FAQs

Technical Specifications

- Data rate: 400 Gb/s aggregate (supports 4x100G breakout)
- Form factor: QSFP-DD
- Optical standard: 400GBASE-SR4.2 (IEEE 802.3cm)
- Wavelengths: 850 nm and 910 nm (dual-wavelength per fiber pair)
- Fiber type: Multimode (OM4/OM3)
- Reach: up to 100 m (OM4), up to 70 m (OM3)
- Connector: MPO-12 (female)
- Electrical interface: 8x 50G PAM4
- Digital diagnostics: DOM/DDM supported
- Operating temperature: 0 to 70 °C (commercial)
- Hot-swappable: Yes
- Compliance: RoHS

FAQs

Q: Is this module interoperable with other vendors?
A: Yes. It follows IEEE 802.3cm 400GBASE-SR4.2; interoperability is expected with standards-compliant optics. Always verify platform support.

Q: What fiber and connector are required?
A: Use OM4 (recommended) or OM3 multimode fiber with an MPO-12 trunk/cassette and proper polarity.

Q: How far does it reach?
A: Up to 100 m on OM4 and 70 m on OM3 under standard conditions.

Q: Can it break out to 4x100G?
A: Yes. SR4.2 supports 4x100G breakout when used with compatible breakout cabling and switch ports.

Q: Does it support digital diagnostics?
A: Yes, DOM/DDM is supported for real-time monitoring (Tx/Rx power, temperature, etc.).

  • Related products

Recently Viewed

  • Request 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