SFP-OC3-IR1 Cisco Single-Mode Fiber Transceiver Module

Overview of the Transceiver Module

The SFP-OC3-IR1 Cisco Single-Mode Fiber Transceiver Module is a high-performance optical networking component engineered to deliver reliable OC-3/STM-1 data transmission over single-mode fiber infrastructure. Designed for enterprise-grade and service provider environments, this transceiver module supports long-reach optical communication with exceptional signal integrity, low latency, and stable throughput performance.

Main Specifications

• Manufacturer: Cisco
• Model Number: SFP-OC3-IR1
• Product Type: Transceiver Module

Technical Information

• Data Rate: 155 Mbps
• Wavelength: 1310 nm
• Power Budget: 13 dB
• Maximum Distance: 15 km
• Transmit Power Range: -15 to -8 dBm
• Receive Sensitivity: -32 dBm
• Operating Voltage: 3.3 V
• Power Consumption: 1 W
• Connector Type: Dual LC
• Fiber Type: Single-Mode Fiber (SMF)
• Operating Temperature: -10 to 80°C
• DDMI Support: Yes

Interface and Port Details

• Interface: 1 x LC Duplex OC-3/STM-1

Performance Metrics

• Media Type: Optical Fiber
• Supported Fiber Mode: Single-mode
• Maximum Data Transfer Rate: 155 Mbit/s

Compatibility

• Cisco 3800 Series Integrated Services Router
• Cisco Shared Port Adapter (SPA) SPA-2XOC3-POS
• Cisco Shared Port Adapter (SPA) SPA-4XOC3-POS
• Cisco Shared Port Adapter (SPA) SPA-2XOC3-ATM
• Cisco Shared Port Adapter (SPA) SPA-4XOC3-ATM
• Cisco Port Adapter (PA) PA-POS-1OC3
• Cisco Port Adapter (PA) PA-POS-2OC3

The Cisco Single-Mode Fiber Transceiver Module

As part of Cisco’s extensive optical transceiver portfolio, the SFP-OC3-IR1 is optimized for synchronous optical networking (SONET) and synchronous digital hierarchy (SDH) systems. It is widely used in metropolitan area networks (MANs), wide area networks (WANs), telecom backbones, and high-availability data transport systems where consistent optical performance is critical. These features make the SFP-OC3-IR1 Cisco Single-Mode Fiber Transceiver Module a preferred choice for network engineers seeking dependable optical connectivity with minimal downtime and maximum compatibility across Cisco-supported platforms.

Specifications of the Fiber Transceiver

The SFP-OC3-IR1 Cisco module is engineered to meet strict optical networking standards. Its technical parameters ensure interoperability and consistent signal performance across enterprise and carrier-grade infrastructures. These specifications make the module suitable for both core network deployments and access layer fiber optic connectivity where stable OC-3 transport is required.

Optical Performance and Signal Integrity

The SFP-OC3-IR1 Cisco Single-Mode Fiber Transceiver Module is built with precision optical components to ensure minimal signal loss and maximum transmission integrity. The IR1 classification indicates intermediate reach capability optimized for long-distance single-mode fiber links.

By leveraging advanced laser diode technology and high-sensitivity photodetectors, the module ensures accurate signal modulation and demodulation across fiber spans. This reduces bit error rates (BER) and enhances overall network stability, especially in carrier-grade environments where uptime is critical.

The module’s optical budget is carefully engineered to support extended reach deployments, making it ideal for inter-building connectivity, metropolitan backbone links, and telecom aggregation nodes.

Compatibility and Supported Cisco Platforms

The SFP-OC3-IR1 Cisco module is designed for seamless integration with a wide range of Cisco networking equipment that supports SFP-based optical interfaces. It is commonly deployed in routers, switches, and optical transport systems. Compatibility ensures that organizations can standardize their optical infrastructure while maintaining flexibility across different Cisco hardware generations.

Applications of SFP-OC3-IR1 Cisco Transceiver Module

The SFP-OC3-IR1 Cisco Single-Mode Fiber Transceiver Module is widely deployed across multiple industry sectors due to its reliability and long-distance optical performance. These applications highlight the versatility of the module in both legacy and modern hybrid fiber environments where OC-3 connectivity is still required.

Network Benefits of Cisco SFP-OC3-IR1 Module

Deploying the SFP-OC3-IR1 Cisco Single-Mode Fiber Transceiver Module provides several operational advantages for network infrastructures requiring stable OC-3 connectivity. These benefits contribute to a more resilient and scalable fiber optic network architecture, particularly in mission-critical communication environments.

Performance and Reliability Characteristics

The SFP-OC3-IR1 Cisco module is engineered for consistent performance under varying network conditions. Its robust optical components ensure minimal degradation of signal quality over extended operational periods.

High reliability is achieved through strict manufacturing standards, ensuring each module meets Cisco’s optical performance benchmarks. The result is a stable data transmission environment suitable for continuous 24/7 operation in demanding network infrastructures.

Thermal stability and power efficiency further enhance the module’s performance profile, allowing it to function effectively in dense networking chassis without excessive heat generation.

Standards and Protocol Compliance

The SFP-OC3-IR1 Cisco Single-Mode Fiber Transceiver Module complies with industry-recognized SONET and SDH standards, ensuring interoperability with other compliant networking equipment. Compliance with these standards ensures that the module can be deployed in multi-vendor environments where interoperability is a key requirement.