Juniper 740-031981 10GE LR SFP+ 10km 1310nm SMF Transceiver The Juniper Networks 740-031981 (Finisar FTLX1471D3BNL-J1) is a factory-calibrated 10GBASE-LR SFP+ optical transceiver, designed for Juniper network equipment. Operating at 1310 nm, it supports 10Gbps Ethernet transmission up to 10 km over single-mode fiber. This module features a duplex LC connector, full DDM/DOM monitoring, and is compliant with IEEE 802.3ae and SFP+ MSA standards.
Juniper Part Number
160-9114-900
Finisar Number
FTLX1471D3BNL-J1
Transmission Distance
10km
Standards
IEEE 802.3ae, SFP+ MSA, Class 1 Laser
Diagnostics
Full DDM/DOM (SFF-8472)
Operating Temperature
0°C ~ 70°C
Typical Applications
- Juniper Enterprise and Data Center Switch 10G Uplink Interfaces
- 10GBASE-LR Long-Reach Links for Campus and Metro Networks
- Telecom Service Provider Core and Aggregation Network Deployments
- High-Speed 10G Ethernet Backbone and Access Links
- Juniper QFX/EX/MX Series Network Equipment Upgrades
Product Highlights
1. 10GBASE-LR Long-Reach Transmission - This is a Juniper Networks 10GBASE-LR SFP+ transceiver, manufactured by Finisar.
- It delivers 10Gbps line-rate transmission over standard G.652 single-mode fiber (SMF) at 1310nm wavelength, supporting a maximum reach of 10km.
- The duplex LC interface is designed for use in Juniper switches and routers, making it ideal for enterprise and data center long-reach links.
2. Standard SFP+ Form Factor & Juniper Ecosystem Compatibility - It uses the industry-standard SFP+ (10G Small Form-factor Pluggable Plus) package, which is compact, hot-swappable, and widely adopted in Juniper enterprise and data center equipment.
- As a Juniper-branded module, it is natively validated for use with Juniper EX, QFX, MX series switches and routers, ensuring plug-and-play interoperability.
- The hot-pluggable design allows for easy installation, replacement, and capacity expansion without disrupting network operations.
3. Reliable Performance & Compliance Certification - Built-in Digital Optical Monitoring (DOM) allows real-time monitoring of key parameters including TX/RX optical power, module temperature, supply voltage, and laser bias current.
- Certified as a Class 1 Laser product under 21CFR1040.10 standards, meeting strict safety and performance requirements.
- Manufactured in Malaysia, it undergoes rigorous factory testing to ensure stable performance in the commercial temperature range.