Product Overview
The Cisco GLC-SX-MM-RGD is a ruggedized 1000BASE-SX SFP transceiver module designed for Gigabit Ethernet over multimode fiber (MMF) in harsh industrial environments. Operating at a wavelength of 850 nm, it supports distances up to 550 meters and is engineered to withstand extreme temperatures, vibration, and humidity, making it ideal for factory automation, transportation, and outdoor networking deployments. It fits standard SFP ports and ensures reliable, high-performance short-range fiber connectivity.
Product Details
| Specification | Description |
| Product Model | GLC-SX-MM-RGD |
| Form Factor | SFP (Small Form-Factor Pluggable) |
| Interface Type | 1000BASE-SX |
| Data Rate | 1 Gbps |
| Wavelength | 850 nm |
| Fiber Type | Multimode Fiber (MMF) |
| Connector Type | LC duplex |
| Max Distance | Up to 550 m |
| Operating Temperature | –40°C to +85°C (industrial temp range) |
| DOM Support | Not typically supported |
| Hot Swappable | Yes |
| Compliance | IEEE 802.3z, RoHS, MSA-compliant |
| Rugged Design | Yes – industrial hardened for extended durability |
| Cisco Compatibility | Catalyst IE, Industrial Routers, and Standard Switches |
Product Features
Supports 1 Gbps Gigabit Ethernet over MMF at 850 nm
Ruggedized design for industrial and outdoor applications
Operates in extreme temperatures from –40°C to +85°C
Offers secure and reliable LC duplex fiber connections
Ideal for factories, mining, transportation, and utility sectors
Hot-swappable for easy deployment and maintenance
Complies with 1000BASE-SX and SFP MSA standards
Similar Models Comparison
| Model | Data Rate | Fiber Type | Max Distance | Temp Range | Wavelength | Rugged | Connector |
| GLC-SX-MM-RGD | 1 Gbps | MMF | 550 m | –40°C to +85°C | 850 nm | Yes | LC |
| GLC-SX-M MD | 1 Gbps | MMF | 550 m | 0°C to +70°C | 850 nm | No | LC |
| GLC-LH-SM | 1 Gbps | SMF/MMF | 10 km / 550 m | 0°C to +70°C | 1310 nm | No | LC |
| GLC-FE-100FX-RGD | 100 Mbps | MMF | 2 km | –40°C to +85°C | 1310 nm | Yes | LC |
Latest Cisco Industrial MMF SFP Modules
| Model | Fiber Type | Max Distance | Temp Range | Application |
| GLC-SX-MM-RGD | MMF | 550 m | –40°C to +85°C | Industrial and outdoor Gigabit use |
| GLC-FE-100FX-RGD | MMF | 2 km | –40°C to +85°C | Industrial Fast Ethernet |
| GLC-SX-M MD | MMF | 550 m | 0°C to +70°C | Data center, office environments |
