SFP OC48 LR2= OC 48/STM 16 2.488 Gbps SFP Transceiver with DOM and 80 km Reach
Product Overview
The Cisco SFP‑OC48‑LR2 is a long‑reach Small Form‑Factor Pluggable (SFP) transceiver designed for Packet‑Over‑SONET (POS), SDH, ATM, and optical networking applications. It supports OC-48/STM-16 data rates up to 2.488 Gbps over single-mode fiber, reaching distances up to 80 km, and includes digital diagnostic monitoring for real-time module status.
Product Details and Features
| Item | Description |
| Model | SFP‑OC48‑LR2 |
| Form Factor | SFP (Small Form‑Factor Pluggable) |
| Data Rates Supported | OC‑48/STM‑16 (~2.488 Gbps), also backward‑compatible with OC‑3, OC‑12 |
| Fiber Type | Single‑mode fiber (SMF) |
| Wavelength | Typically 1550 nm |
| Reach | Up to 80 km over SMF |
| Connector Type | Duplex LC |
| Digital Monitoring | Yes (DDM/DOM supported) |
| Operating Temperature | −5 °C to +85 °C |
| Compliance | Meets SFP MSA standards and SONET/SDH specifications |
| Applications | POS, SONET, SDH, ATM, legacy WAN links, optical aggregation |
Product Highlights
Supports standard OC‑48/STM‑16 transmission at 2.488 Gbps over long‑reach links
Operates reliably over single‑mode fiber at up to 80 km distance
Includes Digital Diagnostic Monitoring for optical power, temperature, voltage status
Backward-compatible with lower SONET/SDH rates such as OC‑3 and OC‑12
Industry‑standard SFP form factor for plug‑and‑play integration with Cisco routers and switches
Similar Modules Comparison
| Model | Max Data Rate | Fiber Type | Max Reach | Diagnostics |
| SFP‑OC48‑LR2 | 2.488 Gbps | SMF | 80 km | Yes |
| SFP‑OC48‑IR1 | 2.488 Gbps | SMF | ~15 km | Yes |
| SFP‑OC48‑SR | 2.488 Gbps | Multimode | ~2 km | Yes |
Latest Module Options in the Series
| Module | Description | Maximum Reach |
| SFP‑OC48‑LR2 | Long-reach OC‑48 transceiver with diagnostics | Up to 80 km |
| SFP‑OC48‑IR1 | Intermediate-reach OC‑48 transceiver | Around 15 km |
| SFP‑OC48‑SR | Short-reach multimode OC‑48 transceiver | Around 2 km |
