| Features |
Description |
| Product Type |
Expansion Module |
| Model |
CM85-4XS2CQ |
| Compatibility |
Ruijie RG-CS85 Series |
| SFP+ Ports |
4 × 1GE/10GE SFP+ |
| QSFP28 Ports |
2 × 40GE/100GE QSFP28 |
| Maximum Port Speed |
100Gbps |
| Power Consumption |
22W |
| INTERFACE |
| SFP+ Ports |
4 × 1GE/10GE SFP+ |
| QSFP28 Ports |
2 × 40GE/100GE QSFP28 |
| SFP+ Speed |
1Gbps / 10Gbps |
| QSFP28 Speed |
40Gbps / 100Gbps |
| OPTICAL & TRANSMISSION |
| 1000BASE-X |
1000BASE-SX, 1000BASE-LX, 1000BASE-LH, 1000BASE-ZX |
| 10GBASE |
10GBASE-SR, 10GBASE-LR, 10GBASE-ER |
| 40GBASE |
40GBASE-SR, 40GBASE-LSR, 40GBASE-LR4, 40GBASE-iLR4, 40GBASE-LX4 |
| 100GBASE |
100GBASE-SR, 100GBASE-LR4, 100GBASE-iLR4 |
| Active Optical Cable |
10G SFP+ AOC, 40G QSFP+ AOC, 100G QSFP28 AOC |
| BREAKOUT |
| 100G QSFP28 Breakout |
100G can be split into 4 × 25G |
| 40G QSFP28 Breakout |
40G can be split into 4 × 10G |
| LED INDICATORS |
| System Status LED |
1 × System Status LED |
| SFP+ Port LED |
4 × 1GE/10GE SFP+ Port LEDs |
| QSFP28 Port LED |
2 × 40GE/100GE QSFP28 Port LEDs |
| Operational Status |
Green: Operational; Red: Module Fault |
| POWER |
| Power Consumption |
22W |
| Power Source |
Powered by Compatible RG-CS85 Series Switch |
| PHYSICAL & ENVIRONMENT |
| Dimensions (W × D × H) |
125 × 120 × 39 mm |
| Weight |
0.45 kg |
| Operating Temperature |
0°C ~ 45°C |
| Storage Temperature |
-40°C ~ 70°C |
| Operating Humidity |
10% ~ 90% RH, Non-condensing |
| Storage Humidity |
5% ~ 95% RH, Non-condensing |
| Operating Altitude |
0 ~ 5,000 m |
| Storage Altitude |
0 ~ 5,000 m |
| COMPATIBILITY |
| Compatible Series |
Ruijie RG-CS85 Series |
| Installation |
Expansion Module Slot |
| Module Hot Swapping |
Not Supported |
Note: CM85-4XS2CQ is a high-speed expansion module for Ruijie RG-CS85 Series switches, providing four 1GE/10GE SFP+ ports and two 40GE/100GE QSFP28 ports. The QSFP28 ports support 100G-to-4×25G and 40G-to-4×10G breakout configurations.
Important: CM85-4XS2CQ is designed specifically for compatible RG-CS85 Series switches. The expansion module is not hot-swappable, so installation or removal should follow the switch manufacturer’s installation procedure.
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