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GLC-ZX-SMD-RGD-C
1000BASE-ZX SFP SMF DOM Rugged -40 to +85 Cisco Compatible
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Federal agencies and Fortune 500 operations source through ORM Systems.
US Government & Defense




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GLC-ZX-SMD-RGD-C is a SFP transceiver engineered for 1G data transmission using LC connectors, utilizing single-mode fiber and a 1550nm wavelength to achieve long-range communication over distances up to 70 km. It supports Ethernet protocols, making it ideally suited for demanding network environments.
GLC-ZX-SMD-RGD-C features a compact SFP form factor with dimensions that conform to industry standards, facilitating easy integration into data centers, enterprise networks, and telecom systems. Its robust design ensures reliable operation in challenging conditions while maintaining compatibility with major network hardware vendors.
GLC-ZX-SMD-RGD-C price is is available on request. Get immediate quote.
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| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP | SFP | SFP | SFP |
| Data Rate | 1G | 1G | 1G | 1G | 1G |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 1550nm | 1490/1550 nm | 850nm | 1490 nm (TX) / 1310 nm (RX) | 1310nm |
| Transmission Distance | Long-Range | Extended-Range | Short-Range | Long-Range | Long-Range |
| Fiber Type | Single-mode | Single-mode | Multi-mode | Single-mode | Single-mode |
| Max Distance | 70 km | 60 km | 550 meters | 10 km | 10 km |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Gigabit Ethernet | Ethernet |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Compatibility | Cisco | Cisco | Cisco | Cisco | Cisco / Juniper / Huawei / Arista |
| Product Name | GLC-ZX-SMD-RGD-C | Cisco GLC-BX-D60-C | GLC-SX-MM-RGD-C | GLC-BX-U-I-C | GLC-XZX-SMD-C |
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reviewed on the 16 July 2021
Unbeatable long-range rugged performance. Maintains signal integrity over massive distances in high heat.
Reviewed on the 8 July 2018
Consistent and robust. The best solution for long-haul fiber links in industrial sectors.
Reviewed on the 20 February 2017
Superior reliability. These transceivers handle our 1550nm transport tasks flawlessly in uncooled cabinets.
Reviewed on the 27 February 2022
Professional grade. The DOM features allow us to monitor long-distance links with precision.
Reviewed on the 21 February 2022
Exceptional durability. We rely on these for our most geographically remote industrial sites.
Reviewed on the 13 July 2024
Flawless integration. They work perfectly with our Cisco infrastructure and provide rock-solid uptime.
Reviewed on the 6 May 2021
Highly reliable. The wide temperature operating range is exactly what our regional network needed.
Reviewed on the 24 December 2025
Top-tier SFP. Reliable performance for ultra-long distances under the most demanding environmental conditions.
The GLC-ZX-SMD-RGD-C is a rugged, Cisco-compatible 1000BASE-ZX SFP transceiver designed for single-mode fiber applications with digital optical monitoring.
It supports a data rate of 1.25 Gbps (Gigabit Ethernet).
The module delivers up to 80 km reach over single-mode fiber.
It operates at a nominal wavelength of 1550 nm.
Yes, it is fully compatible with Cisco routers and switches that support 1000BASE-ZX SFP modules.
It requires single-mode fiber (SMF) with a core diameter of 9 µm.
Yes, it includes DOM for real-time monitoring of optical power, temperature, and voltage.
The module operates reliably between –40 °C and +85 °C for harsh environments.
Yes, it is hot-pluggable, allowing insertion and removal without powering down the host device.
It consumes less than 1 W, optimizing energy efficiency.
It uses an LC duplex connector for single-mode fiber.
Yes, its rugged housing and extended temperature range make it suitable for industrial and outdoor deployments.
It complies with RoHS, CE, FCC, and UL safety and environmental standards.
The MTBF exceeds 1 million hours under standard operating conditions.
It supports SFF-8472 for DOM, including real-time diagnostics of optical parameters.
Insert the module firmly into an available SFP port until it latches, then configure the interface in your switch’s CLI.