Product Type | Optical Transceiver Module |
Form Factor | QSFP-DD |
Data Rate | 400 Gbps |
Optical Standard | 400ZR |
Reach | Up to 120 km (without amplification or dispersion compensation) |
Application | Data Center Interconnect (DCI), Metro Networks |
Power Consumption | ≤ 16 W |
Hot Swappable | Yes |
Digital Diagnostics Monitoring (DDM) | Yes |
CISCO 400GBPS COHERENT QSFP-DD, 400ZR GL1 Module



Key Benefits

Eye-Insights™ by Eye-In Technologies
AI-Powered Summaries from Online Customer Reviews
AI-Powered Summaries from Online Customer Reviews
Eye-Insights™ are generated by proprietary AI that analyzes real online customer reviews to highlight top pros and key product features. While we aim for accuracy, insights are provided “as-is” and individual results may vary.
- Ideal solution for high-bandwidth DCI and metro networking applications given the 400Gbps coherent optical capacity.
- Meets TAA compliance—ensuring deployment eligibility in government and enterprise procurement contracts.
- Integrated within CISCO’s ecosystem for streamlined integration in existing network infrastructures.
Product Overview
The CISCO 400GBPS COHERENT QSFP-DD, 400ZR GL1 module provides ultra-high-speed optical connectivity tailored for Microsoft services. Supporting up to 400Gbps via the QSFP-DD form factor, it adheres to the 400ZR standard, optimized for metro DCI and long-distance networking. TAA-compliant and manufactured in Thailand, it ensures reliable performance and interoperability within existing CISCO infrastructure environments.
Specifications
Product Overview
Physical & Environmental
Dimensions (H x W x D) | 13.9 x 18.35 x 89.4 mm |
Weight | Approx. 0.09 kg |
Operating Temperature | 0°C to 70°C (32°F to 158°F) |
Storage Temperature | -40°C to 85°C (-40°F to 185°F) |
Operating Humidity | 10% to 85% (non-condensing) |
Storage Humidity | 5% to 95% (non-condensing) |
Cloud Management & Licensing
Management Interface | MDIO via QSFP-DD interface |
Monitoring Capabilities | Real-time optical power, temperature, voltage |
Firmware Upgradeable | Yes |
Interfaces
Host Interface | QSFP-DD (Double Density) |
Media Interface | Duplex LC |
Connector Type | LC/UPC |
Wavelength | C-band Tunable DWDM |
Modulation Format | DP-QPSK or DP-16QAM, per 400ZR spec |
Baud Rate | ≈ 64-69 Gbaud |
FEC | Soft-decision Forward Error Correction (SD-FEC) |
Transmission Protocol | OTN over DWDM |
Compliance & Origin
Country of Origin | Thailand |
TAA Compliant | Yes |
RoHS Compliance | Yes |
EMC Compliance | IEC/EN 61000-4-2, 61000-4-3, 61000-4-4 |
Safety Standards | IEC 60825-1, 60825-2 |
Laser Safety | Class 1 Laser Product (21 CFR 1040.10 and 1040.11) |
CE Mark | Yes |
FCC Compliance | Yes |
ITU-T Compliance | G.709 (OTN), G.652 |
Advanced Security Features
Encryption Support | MACsec (optional, depending on host system) |
Secure Boot Support | Yes |
Authentication | Module authentication with Cisco platforms |