NSComm S6520-64CQ 64x100G QSFP28 2RU Access Switch
64 × 100 Gbps QSFP28 Layer 3 Data Center Access Switch
Overview
Your OEM version of Ruijie’s RG-S6520-64CQ, designed for high-density spine or leaf tiers. Delivers 64 QSFP28 100 Gbps ports in a 2 RU chassis with line-rate forwarding and lossless Ethernet.
Highlights
-
12.8 Tbps switching / 4 482 Mpps forwarding
-
64×100 GbE QSFP28 for extreme density
-
Lossless Ethernet: PFC & ECN for RDMA; VRF, VXLAN, EVPN
-
VSU virtualization and advanced buffer scheduling
-
High reliability: 1+1 PSUs; 2+1 fan modules
Recommended Accessories
| Product Name | Category | Description |
|---|---|---|
| NS-PA800I-F | AC Power Module | 800 W hot-swap PSU |
| NS-M1EFAN-II-F | Fan Module | Hot-swappable fan module |
| NS-RMK-2U | Rack Mount Kit | 19″ 2 RU mounting brackets |
Compare with Similar Models
| Model | Ports & Uplinks | Switching Capacity | Forwarding Rate | Redundancy Features |
|---|---|---|---|---|
| Ruijie RG-S6580-48CQ8QC | 48×100 GbE DSFP + 8×400 GbE QSFP-DD | 16.0 Tbps | 5 350 Mpps | 1+1 PSUs; 5+1 fans |
| NS-S6580-48CQ8QC | Same | Same | Same | Same |
| Ruijie RG-S6580-24DC8QC | 24×200 GbE QSFP56 + 8×400 GbE QSFP-DD | 16.0 Tbps | 5 350 Mpps | 1+1 PSUs; 5+1 fans |
| NS-S6580-24DC8QC | Same | Same | Same | Same |
| Ruijie RG-S6520-64CQ | 64×100 GbE QSFP28 | 12.8 Tbps | 4 482 Mpps | 1+1 PSUs; 2+1 fans |
| NS-S6520-64CQ | Same | Same | Same | Same |
| Ruijie RG-S6510-4C | Modular 4 slots (max 96×25 GbE or 32×100 GbE) | 6.4 Tbps | 4 800 Mpps | 1+1 PSUs; 2+1 fans |
| NS-S6510-4C | Same | Same | Same | Same |
| Ruijie RG-S6510-48VS8CQ | 48×25 GbE SFP28 + 8×100 GbE QSFP28 | 4.0 Tbps | 2 000 Mpps | 1+1 PSUs; 2+1 fans |
| NS-S6510-48VS8CQ | Same | Same | Same | Same |
| Ruijie RG-S6510-32CQ | 32×100 GbE QSFP28 | 6.4 Tbps | 2 030 Mpps | 1+1 PSUs; 2+1 fans |
| NS-S6510-32CQ | Same | Same | Same | Same |
Specification Summary
| Parameter | Specification Details |
|---|---|
| Model | NS-S6520-64CQ |
| Downlink Ports | 64×100 GbE QSFP28 |
| Switching Capacity | 12.8 Tbps |
| Forwarding Rate | 4 482 Mpps |
| MAC Address Table | 256 K entries |
| ARP Table Size | 8 K entries |
| IPv4/IPv6 Routes | 64 K / 32 K entries |
| Redundancy | 1+1 PSUs; 2+1 fans |
| Dimensions (W×D×H) | 442×450×88.1 mm; ~20 kg |
| Power Consumption | Max 600 W; Typical 410 W; Static 222 W |
| Operating Temperature | 0 °C – 40 °C |
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 Certified 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 NSComm 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

NSComm S6520-64CQ 64x100G QSFP28 2RU Access Switch
NSComm S6520-64CQ 64x100G QSFP28 2RU Access Switch
64 × 100 Gbps QSFP28 Layer 3 Data Center Access Switch
Overview
Your OEM version of Ruijie’s RG-S6520-64CQ, designed for high-density spine or leaf tiers. Delivers 64 QSFP28 100 Gbps ports in a 2 RU chassis with line-rate forwarding and lossless Ethernet.
Highlights
-
12.8 Tbps switching / 4 482 Mpps forwarding
-
64×100 GbE QSFP28 for extreme density
-
Lossless Ethernet: PFC & ECN for RDMA; VRF, VXLAN, EVPN
-
VSU virtualization and advanced buffer scheduling
-
High reliability: 1+1 PSUs; 2+1 fan modules
Recommended Accessories
| Product Name | Category | Description |
|---|---|---|
| NS-PA800I-F | AC Power Module | 800 W hot-swap PSU |
| NS-M1EFAN-II-F | Fan Module | Hot-swappable fan module |
| NS-RMK-2U | Rack Mount Kit | 19″ 2 RU mounting brackets |
Compare with Similar Models
| Model | Ports & Uplinks | Switching Capacity | Forwarding Rate | Redundancy Features |
|---|---|---|---|---|
| Ruijie RG-S6580-48CQ8QC | 48×100 GbE DSFP + 8×400 GbE QSFP-DD | 16.0 Tbps | 5 350 Mpps | 1+1 PSUs; 5+1 fans |
| NS-S6580-48CQ8QC | Same | Same | Same | Same |
| Ruijie RG-S6580-24DC8QC | 24×200 GbE QSFP56 + 8×400 GbE QSFP-DD | 16.0 Tbps | 5 350 Mpps | 1+1 PSUs; 5+1 fans |
| NS-S6580-24DC8QC | Same | Same | Same | Same |
| Ruijie RG-S6520-64CQ | 64×100 GbE QSFP28 | 12.8 Tbps | 4 482 Mpps | 1+1 PSUs; 2+1 fans |
| NS-S6520-64CQ | Same | Same | Same | Same |
| Ruijie RG-S6510-4C | Modular 4 slots (max 96×25 GbE or 32×100 GbE) | 6.4 Tbps | 4 800 Mpps | 1+1 PSUs; 2+1 fans |
| NS-S6510-4C | Same | Same | Same | Same |
| Ruijie RG-S6510-48VS8CQ | 48×25 GbE SFP28 + 8×100 GbE QSFP28 | 4.0 Tbps | 2 000 Mpps | 1+1 PSUs; 2+1 fans |
| NS-S6510-48VS8CQ | Same | Same | Same | Same |
| Ruijie RG-S6510-32CQ | 32×100 GbE QSFP28 | 6.4 Tbps | 2 030 Mpps | 1+1 PSUs; 2+1 fans |
| NS-S6510-32CQ | Same | Same | Same | Same |
Specification Summary
| Parameter | Specification Details |
|---|---|
| Model | NS-S6520-64CQ |
| Downlink Ports | 64×100 GbE QSFP28 |
| Switching Capacity | 12.8 Tbps |
| Forwarding Rate | 4 482 Mpps |
| MAC Address Table | 256 K entries |
| ARP Table Size | 8 K entries |
| IPv4/IPv6 Routes | 64 K / 32 K entries |
| Redundancy | 1+1 PSUs; 2+1 fans |
| Dimensions (W×D×H) | 442×450×88.1 mm; ~20 kg |
| Power Consumption | Max 600 W; Typical 410 W; Static 222 W |
| Operating Temperature | 0 °C – 40 °C |
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 Certified 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 NSComm 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
64 × 100 Gbps QSFP28 Layer 3 Data Center Access Switch
Overview
Your OEM version of Ruijie’s RG-S6520-64CQ, designed for high-density spine or leaf tiers. Delivers 64 QSFP28 100 Gbps ports in a 2 RU chassis with line-rate forwarding and lossless Ethernet.
Highlights
-
12.8 Tbps switching / 4 482 Mpps forwarding
-
64×100 GbE QSFP28 for extreme density
-
Lossless Ethernet: PFC & ECN for RDMA; VRF, VXLAN, EVPN
-
VSU virtualization and advanced buffer scheduling
-
High reliability: 1+1 PSUs; 2+1 fan modules
Recommended Accessories
| Product Name | Category | Description |
|---|---|---|
| NS-PA800I-F | AC Power Module | 800 W hot-swap PSU |
| NS-M1EFAN-II-F | Fan Module | Hot-swappable fan module |
| NS-RMK-2U | Rack Mount Kit | 19″ 2 RU mounting brackets |
Compare with Similar Models
| Model | Ports & Uplinks | Switching Capacity | Forwarding Rate | Redundancy Features |
|---|---|---|---|---|
| Ruijie RG-S6580-48CQ8QC | 48×100 GbE DSFP + 8×400 GbE QSFP-DD | 16.0 Tbps | 5 350 Mpps | 1+1 PSUs; 5+1 fans |
| NS-S6580-48CQ8QC | Same | Same | Same | Same |
| Ruijie RG-S6580-24DC8QC | 24×200 GbE QSFP56 + 8×400 GbE QSFP-DD | 16.0 Tbps | 5 350 Mpps | 1+1 PSUs; 5+1 fans |
| NS-S6580-24DC8QC | Same | Same | Same | Same |
| Ruijie RG-S6520-64CQ | 64×100 GbE QSFP28 | 12.8 Tbps | 4 482 Mpps | 1+1 PSUs; 2+1 fans |
| NS-S6520-64CQ | Same | Same | Same | Same |
| Ruijie RG-S6510-4C | Modular 4 slots (max 96×25 GbE or 32×100 GbE) | 6.4 Tbps | 4 800 Mpps | 1+1 PSUs; 2+1 fans |
| NS-S6510-4C | Same | Same | Same | Same |
| Ruijie RG-S6510-48VS8CQ | 48×25 GbE SFP28 + 8×100 GbE QSFP28 | 4.0 Tbps | 2 000 Mpps | 1+1 PSUs; 2+1 fans |
| NS-S6510-48VS8CQ | Same | Same | Same | Same |
| Ruijie RG-S6510-32CQ | 32×100 GbE QSFP28 | 6.4 Tbps | 2 030 Mpps | 1+1 PSUs; 2+1 fans |
| NS-S6510-32CQ | Same | Same | Same | Same |
Specification Summary
| Parameter | Specification Details |
|---|---|
| Model | NS-S6520-64CQ |
| Downlink Ports | 64×100 GbE QSFP28 |
| Switching Capacity | 12.8 Tbps |
| Forwarding Rate | 4 482 Mpps |
| MAC Address Table | 256 K entries |
| ARP Table Size | 8 K entries |
| IPv4/IPv6 Routes | 64 K / 32 K entries |
| Redundancy | 1+1 PSUs; 2+1 fans |
| Dimensions (W×D×H) | 442×450×88.1 mm; ~20 kg |
| Power Consumption | Max 600 W; Typical 410 W; Static 222 W |
| Operating Temperature | 0 °C – 40 °C |
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 Certified 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 NSComm 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.

















