Cisco 30-0848 Gigabit En - 1000Base-ZX

Overview

The Cisco Gigabit En - 1000Base-ZX (part number 30-0848) provides high performance 1 Gbps Ethernet over single mode fiber. It is engineered for long haul applications up to 70 km using the 1550 nm wavelength, delivering stable and low latency links in demanding enterprise and service provider networks.

Key Features

• Supports 1000Base-ZX standard for extended reach over single mode fiber
• Operates at 1550 nm wavelength to maximize distance and signal integrity
• Compatible with Cisco IOS XE, NX-OS and other leading network operating systems
• Hot-swap design enables easy replacement without service interruption
• Low power consumption helps reduce overall data center energy costs
• Built to meet industry reliability standards for mission critical deployments

Technical Specifications

• Data rate: 1 Gbps (full duplex)
• Wavelength: 1550 nm
• Maximum fiber distance: 70 km (single mode OS2)
• Connector type: LC duplex
• Transmitter output power: -9.5 dBm typical
• Receiver sensitivity: -28 dBm typical
• Operating temperature: 0 to 55 degrees C
• Power supply: 3.3 V DC, 250 mA max
• Dimensions: 14 mm x 8 mm x 5 mm (height x width x depth)
• Compliance: RoHS, FCC Part 15 Class A

Typical Applications

• Campus backbone links requiring long distance fiber runs
• Metro aggregation points connecting multiple edge sites
• Data center interconnects where low latency and high reliability are essential
• Service provider core networks that need extended reach without repeaters
• Industrial environments with harsh temperature ranges and limited space for equipment

This Cisco 1000Base-ZX transceiver combines proven performance, ease of installation, and broad compatibility to help you build scalable, high-speed fiber infrastructures.