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GLC-BX35-U-C
1000Base-BX10 SFP 1310 TX/1550 RX Cisco Compatible
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GLC-BX35-U-C is a 1G SFP optical transceiver designed for Ethernet applications, offering bidirectional communication over a single fiber. This transceiver is engineered with an LC connector and leverages two distinct wavelengths—1310 nm for reception and 1490 nm for transmission—to support long-range, single-mode fiber links up to 35 km, making it ideal for enterprise networks and telecom environments.
GLC-BX35-U-C features the standard SFP form factor with compact physical dimensions, optimized for high-density data center and campus network deployments. It is built to support Ethernet protocols reliably while providing energy-efficient performance for extended temperature operating ranges within critical network infrastructures.
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| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | QSFP+ | SFP | SFP | SFP |
| Data Rate | 1G | 40G | 1G | 1G | 1G |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 1310/1490 nm | 1310/1490 nm | 850nm | 850nm | 1490 nm (TX) / 1310 nm (RX) |
| Transmission Distance | Long-Range | Long-Range | Short-Range | Short-Range | Long-Range |
| Fiber Type | Single-mode | Single-mode | Multi-mode | Multi-mode | Single-mode |
| Max Distance | 35 km | 10 km | 550 m | 550 meters | 60 km |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Power Consumption | 1.6W | 5.0W | N/A | 1.25W | N/A |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0°C to 70°C | 0 to 70°C | 0°C to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40°C to 85°C | -40 to 85°C | -40°C to 85°C |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | N/A |
| Compatibility | Cisco | Cisco | Cisco | Cisco | Cisco |
| Product Name | GLC-BX35-U-C | GLC-BX40-DA-I-C | GLC-SX-MMD-RGD-C | GLC-SX-MM-RGD-C | GLC-BX-U60-C |
| Height | N/A | N/A | N/A | N/A | N/A |
| Width | N/A | N/A | N/A | N/A | N/A |
| Depth | N/A | N/A | N/A | N/A | N/A |
| Weight | N/A | N/A | N/A | N/A | N/A |
Perfect upstream BiDi companion. The 1310nm signal is strong and maintains a stable link.
Reliable and efficient. These single-fiber modules are essential for our infrastructure's limited fiber runs.
Seamless pairing with downstream units. It maximizes our existing fiber without sacrificing speed.
Consistently high performance. We've seen no packet loss or signal drops since installation.
Trustworthy hardware. Easy to deploy and provides immediate bandwidth efficiency in our racks.
Great reliability. Provides the professional stability we expect for our enterprise-level networking needs.
Solid build and performance. The best solution for high-capacity networking on single fiber strands.
Superior signal integrity. A dependable and fast upstream transceiver for high-density network setups.
The GLC-BX35-U-C is a Cisco-compatible 1000Base-BX10 bi-directional SFP transceiver supporting 1310 nm TX and 1550 nm RX wavelengths for singlemode fiber links up to 10 km.
It supports a line rate of 1.25 Gbps (1000 Mbps) full-duplex transmission.
It achieves reliable data transmission over singlemode fiber up to 10 kilometers.
The module is designed for singlemode fiber (SMF) with a core diameter of 8–10 µm.