Ruijie M6900-16CQ4QC 16×100G QSFP28 +4×400G QSFP-DD Expansion Module
Ruijie M6900-16CQ4QC Line Card Module
The Ruijie M6900-16CQ4QC is a high-performance line card module designed for the S6920-4C series modular switches, tailored for data center and enterprise core networks. This expansion module provides 16 × 100GE QSFP28 ports and 4 × 400GE QSFP-DD ports, offering ultra-high bandwidth and flexible deployment options for next-generation networks. With its exceptional forwarding performance and advanced Layer 2/3 feature support, the M6900-16CQ4QC enhances the scalability and throughput of core switching platforms, making it an ideal choice for high-density, low-latency networking environments.
Overview
Highlights
-
Port Configuration: 16 × 100GE QSFP28 ports and 4 × 400GE QSFP-DD ports for maximum bandwidth aggregation and network flexibility.
-
High Throughput: Designed to support full line-rate forwarding across all ports, ensuring ultra-low latency and high-speed data transmission.
-
Modular Compatibility: Seamlessly integrates with the Ruijie S6920-4C chassis to enable flexible modular expansion based on business needs.
-
Advanced Layer 3 Features: Supports protocols like BGP, OSPF, IS-IS, and MPLS to enable complex network architectures.
-
Data Center Ready: Supports VXLAN, EVPN, and virtualization features for large-scale cloud data center deployments.
-
Comprehensive Security: Built-in access control lists (ACL), storm control, ARP inspection, and MAC filtering for secure access.
-
High Availability: Redundant architecture support with hot-swappable design for non-disruptive maintenance and upgrades.
-
Energy-Efficient: Intelligent energy management and low-power optics reduce overall power consumption and cooling requirements.
Recommended Accessories
| Product Model | Category | Description |
|---|---|---|
| QSFP-100G-SR4 | Optical Module | 100GBASE-SR4 QSFP28, 850nm, multimode fiber, up to 100m |
| QSFP-100G-LR4 | Optical Module | 100GBASE-LR4 QSFP28, 1310nm, single-mode fiber, 10km |
| QSFP-DD-400G-LR8 | Optical Module | 400GBASE-LR8 QSFP-DD, 1310nm, single-mode fiber, 10km |
| QSFP-DD-400G-DR4 | Optical Module | 400GBASE-DR4 QSFP-DD, single-mode fiber, up to 500m |
| CAB-QSFP28-4SFP10G | Breakout Cable | 100G QSFP28 to 4 × 10G SFP+ DAC, 1m/3m |
| CAB-QSFP28-QSFP28 | Direct Attach | 100G QSFP28 to QSFP28 DAC, 1m/3m/5m |
Comparison with Similar Line Cards
| Feature | M6900-16CQ4QC | M6900-32CQ | M6900-4C |
|---|---|---|---|
| 100GE Ports | 16 × QSFP28 | 32 × QSFP28 | Up to 128 (via subcards) |
| 400GE Ports | 4 × QSFP-DD | None | 16 × QSFP-DD (max) |
| Modular Support | S6920-4C Only | S6920-4C Only | Base Chassis |
| High Availability | Yes | Yes | Yes |
| Target Use Case | Mixed 100G/400G Aggregation | High-density 100G | Flexible modular configuration |
Specifications
| Parameter | Specification |
|---|---|
| Model | M6900-16CQ4QC |
| Compatible Chassis | Ruijie S6920-4C Modular Switch |
| Downlink Ports | 16 × 100GE QSFP28 |
| Uplink Ports | 4 × 400GE QSFP-DD |
| Switching Capacity | Up to 4.8 Tbps per module |
| Forwarding Rate | Up to 3571 Mpps |
| Layer 2/3 Features | VLAN, STP, LACP, OSPF, BGP, IS-IS, MPLS, VXLAN, EVPN |
| MAC Address Table | 288K entries |
| MTU | Up to 9600 bytes |
| Power Consumption | Max 230W |
| Operating Temperature | 0°C to 45°C (32°F to 113°F) |
| Dimensions (W×D×H) | 398 mm × 480 mm × 43.6 mm |
| Weight | ≤ 8.5 kg |
| Hot-Swappable | Yes |
| Warranty | Limited lifetime warranty |
More Details
Quality Certifications
Warranty
100% Low Price Guarantee
Network-switch.com provides high-quality products at low wholesale prices
100% Quality Assurance
All items are ORIGINAL and GENUINE only.
Item conditions are "New Sealed". They are fully tested by Ruijie RCNP Engineers.
Free Technical Support
Our FREE Expert Consultancy Support is over the phone, by chat, by email or by login remotely.
100% Money Back Guarantee
You can contact our customer service team to exchange or return any product that you bought from us.
Flexible Secure Payment & Shipment
Verified authorization: Mcafee Secure, VeriSign Secured
Return Material Authorization (RMA) Process
Standard Warranty Policy
Original New Sealed Enterprise Hardware: 3 Years
Original New Sealed Consumer Devices: 1 Year
The Support Contacts
If your Ruijie products failed, you must contact your sales representative to verify product failure. If the problem still can't correct by remote support methods i.e. email or phone support, the RMA procedure will issue.
Product Information
Product Information
Shipping & Returns
Shipping & Returns

Ruijie M6900-16CQ4QC 16×100G QSFP28 +4×400G QSFP-DD Expansion Module
Ruijie M6900-16CQ4QC 16×100G QSFP28 +4×400G QSFP-DD Expansion Module
Ruijie M6900-16CQ4QC Line Card Module
The Ruijie M6900-16CQ4QC is a high-performance line card module designed for the S6920-4C series modular switches, tailored for data center and enterprise core networks. This expansion module provides 16 × 100GE QSFP28 ports and 4 × 400GE QSFP-DD ports, offering ultra-high bandwidth and flexible deployment options for next-generation networks. With its exceptional forwarding performance and advanced Layer 2/3 feature support, the M6900-16CQ4QC enhances the scalability and throughput of core switching platforms, making it an ideal choice for high-density, low-latency networking environments.
Overview
Highlights
-
Port Configuration: 16 × 100GE QSFP28 ports and 4 × 400GE QSFP-DD ports for maximum bandwidth aggregation and network flexibility.
-
High Throughput: Designed to support full line-rate forwarding across all ports, ensuring ultra-low latency and high-speed data transmission.
-
Modular Compatibility: Seamlessly integrates with the Ruijie S6920-4C chassis to enable flexible modular expansion based on business needs.
-
Advanced Layer 3 Features: Supports protocols like BGP, OSPF, IS-IS, and MPLS to enable complex network architectures.
-
Data Center Ready: Supports VXLAN, EVPN, and virtualization features for large-scale cloud data center deployments.
-
Comprehensive Security: Built-in access control lists (ACL), storm control, ARP inspection, and MAC filtering for secure access.
-
High Availability: Redundant architecture support with hot-swappable design for non-disruptive maintenance and upgrades.
-
Energy-Efficient: Intelligent energy management and low-power optics reduce overall power consumption and cooling requirements.
Recommended Accessories
| Product Model | Category | Description |
|---|---|---|
| QSFP-100G-SR4 | Optical Module | 100GBASE-SR4 QSFP28, 850nm, multimode fiber, up to 100m |
| QSFP-100G-LR4 | Optical Module | 100GBASE-LR4 QSFP28, 1310nm, single-mode fiber, 10km |
| QSFP-DD-400G-LR8 | Optical Module | 400GBASE-LR8 QSFP-DD, 1310nm, single-mode fiber, 10km |
| QSFP-DD-400G-DR4 | Optical Module | 400GBASE-DR4 QSFP-DD, single-mode fiber, up to 500m |
| CAB-QSFP28-4SFP10G | Breakout Cable | 100G QSFP28 to 4 × 10G SFP+ DAC, 1m/3m |
| CAB-QSFP28-QSFP28 | Direct Attach | 100G QSFP28 to QSFP28 DAC, 1m/3m/5m |
Comparison with Similar Line Cards
| Feature | M6900-16CQ4QC | M6900-32CQ | M6900-4C |
|---|---|---|---|
| 100GE Ports | 16 × QSFP28 | 32 × QSFP28 | Up to 128 (via subcards) |
| 400GE Ports | 4 × QSFP-DD | None | 16 × QSFP-DD (max) |
| Modular Support | S6920-4C Only | S6920-4C Only | Base Chassis |
| High Availability | Yes | Yes | Yes |
| Target Use Case | Mixed 100G/400G Aggregation | High-density 100G | Flexible modular configuration |
Specifications
| Parameter | Specification |
|---|---|
| Model | M6900-16CQ4QC |
| Compatible Chassis | Ruijie S6920-4C Modular Switch |
| Downlink Ports | 16 × 100GE QSFP28 |
| Uplink Ports | 4 × 400GE QSFP-DD |
| Switching Capacity | Up to 4.8 Tbps per module |
| Forwarding Rate | Up to 3571 Mpps |
| Layer 2/3 Features | VLAN, STP, LACP, OSPF, BGP, IS-IS, MPLS, VXLAN, EVPN |
| MAC Address Table | 288K entries |
| MTU | Up to 9600 bytes |
| Power Consumption | Max 230W |
| Operating Temperature | 0°C to 45°C (32°F to 113°F) |
| Dimensions (W×D×H) | 398 mm × 480 mm × 43.6 mm |
| Weight | ≤ 8.5 kg |
| Hot-Swappable | Yes |
| Warranty | Limited lifetime warranty |
More Details
Quality Certifications
Warranty
100% Low Price Guarantee
Network-switch.com provides high-quality products at low wholesale prices
100% Quality Assurance
All items are ORIGINAL and GENUINE only.
Item conditions are "New Sealed". They are fully tested by Ruijie RCNP Engineers.
Free Technical Support
Our FREE Expert Consultancy Support is over the phone, by chat, by email or by login remotely.
100% Money Back Guarantee
You can contact our customer service team to exchange or return any product that you bought from us.
Flexible Secure Payment & Shipment
Verified authorization: Mcafee Secure, VeriSign Secured
Return Material Authorization (RMA) Process
Standard Warranty Policy
Original New Sealed Enterprise Hardware: 3 Years
Original New Sealed Consumer Devices: 1 Year
The Support Contacts
If your Ruijie products failed, you must contact your sales representative to verify product failure. If the problem still can't correct by remote support methods i.e. email or phone support, the RMA procedure will issue.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Ruijie M6900-16CQ4QC Line Card Module
The Ruijie M6900-16CQ4QC is a high-performance line card module designed for the S6920-4C series modular switches, tailored for data center and enterprise core networks. This expansion module provides 16 × 100GE QSFP28 ports and 4 × 400GE QSFP-DD ports, offering ultra-high bandwidth and flexible deployment options for next-generation networks. With its exceptional forwarding performance and advanced Layer 2/3 feature support, the M6900-16CQ4QC enhances the scalability and throughput of core switching platforms, making it an ideal choice for high-density, low-latency networking environments.
Overview
Highlights
-
Port Configuration: 16 × 100GE QSFP28 ports and 4 × 400GE QSFP-DD ports for maximum bandwidth aggregation and network flexibility.
-
High Throughput: Designed to support full line-rate forwarding across all ports, ensuring ultra-low latency and high-speed data transmission.
-
Modular Compatibility: Seamlessly integrates with the Ruijie S6920-4C chassis to enable flexible modular expansion based on business needs.
-
Advanced Layer 3 Features: Supports protocols like BGP, OSPF, IS-IS, and MPLS to enable complex network architectures.
-
Data Center Ready: Supports VXLAN, EVPN, and virtualization features for large-scale cloud data center deployments.
-
Comprehensive Security: Built-in access control lists (ACL), storm control, ARP inspection, and MAC filtering for secure access.
-
High Availability: Redundant architecture support with hot-swappable design for non-disruptive maintenance and upgrades.
-
Energy-Efficient: Intelligent energy management and low-power optics reduce overall power consumption and cooling requirements.
Recommended Accessories
| Product Model | Category | Description |
|---|---|---|
| QSFP-100G-SR4 | Optical Module | 100GBASE-SR4 QSFP28, 850nm, multimode fiber, up to 100m |
| QSFP-100G-LR4 | Optical Module | 100GBASE-LR4 QSFP28, 1310nm, single-mode fiber, 10km |
| QSFP-DD-400G-LR8 | Optical Module | 400GBASE-LR8 QSFP-DD, 1310nm, single-mode fiber, 10km |
| QSFP-DD-400G-DR4 | Optical Module | 400GBASE-DR4 QSFP-DD, single-mode fiber, up to 500m |
| CAB-QSFP28-4SFP10G | Breakout Cable | 100G QSFP28 to 4 × 10G SFP+ DAC, 1m/3m |
| CAB-QSFP28-QSFP28 | Direct Attach | 100G QSFP28 to QSFP28 DAC, 1m/3m/5m |
Comparison with Similar Line Cards
| Feature | M6900-16CQ4QC | M6900-32CQ | M6900-4C |
|---|---|---|---|
| 100GE Ports | 16 × QSFP28 | 32 × QSFP28 | Up to 128 (via subcards) |
| 400GE Ports | 4 × QSFP-DD | None | 16 × QSFP-DD (max) |
| Modular Support | S6920-4C Only | S6920-4C Only | Base Chassis |
| High Availability | Yes | Yes | Yes |
| Target Use Case | Mixed 100G/400G Aggregation | High-density 100G | Flexible modular configuration |
Specifications
| Parameter | Specification |
|---|---|
| Model | M6900-16CQ4QC |
| Compatible Chassis | Ruijie S6920-4C Modular Switch |
| Downlink Ports | 16 × 100GE QSFP28 |
| Uplink Ports | 4 × 400GE QSFP-DD |
| Switching Capacity | Up to 4.8 Tbps per module |
| Forwarding Rate | Up to 3571 Mpps |
| Layer 2/3 Features | VLAN, STP, LACP, OSPF, BGP, IS-IS, MPLS, VXLAN, EVPN |
| MAC Address Table | 288K entries |
| MTU | Up to 9600 bytes |
| Power Consumption | Max 230W |
| Operating Temperature | 0°C to 45°C (32°F to 113°F) |
| Dimensions (W×D×H) | 398 mm × 480 mm × 43.6 mm |
| Weight | ≤ 8.5 kg |
| Hot-Swappable | Yes |
| Warranty | Limited lifetime warranty |
More Details
Quality Certifications
Warranty
100% Low Price Guarantee
Network-switch.com provides high-quality products at low wholesale prices
100% Quality Assurance
All items are ORIGINAL and GENUINE only.
Item conditions are "New Sealed". They are fully tested by Ruijie RCNP Engineers.
Free Technical Support
Our FREE Expert Consultancy Support is over the phone, by chat, by email or by login remotely.
100% Money Back Guarantee
You can contact our customer service team to exchange or return any product that you bought from us.
Flexible Secure Payment & Shipment
Verified authorization: Mcafee Secure, VeriSign Secured
Return Material Authorization (RMA) Process
Standard Warranty Policy
Original New Sealed Enterprise Hardware: 3 Years
Original New Sealed Consumer Devices: 1 Year
The Support Contacts
If your Ruijie products failed, you must contact your sales representative to verify product failure. If the problem still can't correct by remote support methods i.e. email or phone support, the RMA procedure will issue.











