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Juniper 740-031850 (Finisar FTLF1318P2BTL-J3) 1Gbps SFP optical transc

Juniper 740-031850 (Finisar FTLF1318P2BTL-J3) 1Gbps SFP optical transceiver

Product Overview

The Juniper 740-031850 (Rev 01) is a 1Gbps SFP optical transceiver manufactured by Finisar. Designed for medium-range single-mode fiber (SMF) applications, it operates at a 1310nm wavelength and delivers reliable transmission up to 10 kilometers (1000BASE-LX specification) over standard single-mode fiber. It is fully qualified for Juniper MX, EX, and QFX series routers and switches.

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Key Specifications

Parameter	Details
Juniper P/N	740-031850 (Rev 01)
Finisar P/N	FTLF1318P2BTL-J3
Data Rate	1.25 Gbps (1000BASE-LX compatible)
Wavelength	1310 nm (FP laser)
Transmission Distance	Up to 10 km over single-mode fiber (SMF, 9/125 μm)
Fiber Type	Single-mode fiber (SMF)
Connector	Duplex LC
Form Factor	SFP (MSA compliant)
Power Supply	3.3V DC
Laser Class	Class 1
Manufacturing Location	Made in Malaysia (MY)
Compatibility	Juniper MX/MX2040/MX960, EX4300, QFX5100 series

Key Features

1Gbps Medium-Reach Performance

Delivers stable 1Gbps throughput, supporting 1000BASE-LX Ethernet for campus and metro access connections.
1310nm SMF Optimization

Uses a low-loss 1310nm FP laser, minimizing signal attenuation over 10km single-mode fiber links, ideal for medium-haul deployments.
Juniper Qualified

Factory-sealed and tested to Juniper's strict specifications, ensuring seamless integration and interoperability with Juniper networking hardware.
Hot-Pluggable Design

Compliant with SFP MSA standards, allowing tool-free installation and replacement without powering down the host device, minimizing network downtime.
Digital Optical Monitoring (DOM)

Supports real-time monitoring of optical power, temperature, voltage, and laser bias current, enabling proactive network management and troubleshooting.

Applications

Enterprise Campus Backbones: Connecting multiple buildings across a campus network over 10km single-mode fiber.
Metro Access Networks: Extending 1G Ethernet services to remote customer sites.
Juniper Router Uplinks: 1G medium-haul uplinks for MX series routers in service provider and enterprise environments.
Data Center Interconnects: Short-haul 1G links between data center facilities.

Our Services

For optical transceivers, we offer new original, high-quality compatible, and economical refurbished options to fit different project budgets. All modules go through the same strict testing process to ensure stable performance, plug-and-play compatibility, and reliable long-term operation.

Full range of options:

New original: 100% genuine, brand new, with full manufacturer quality assurance.
Compatible modules: Cost-effective, fully tested, compatible with Cisco, Huawei, Ericsson, Nokia, Juniper, HP, H3C, Arista, Dell and other major brands.
Refurbished / second-hand: Economical, functionally tested, durable for daily use.

Strict quality control: Each optical transceiver is professionally tested before shipment, including optical power, compatibility (with Cisco, Huawei, Ericsson, Nokia, etc.), DDM function, and long-duration stability testing.

Worry-free after-sales: Warranty provided; any quality-related issues under normal use are covered for return or replacement.

About Us

Skyward Telecom, also known as Skywardtel, was established in 2009. We have always adhered to the principle ofintegrity first, with a mission to help engineers, integrators, and enterprises obtain high-quality, cost-effective communication products.

Specializing in optical transceivers, telecom modules, base station equipment, and connectivity solutions, we focus on providing multi-brand compatible optical modules (Cisco, Huawei, Ericsson, Nokia, Juniper, HP, etc.) and have served clients in more than 80 countries worldwide, earning consistent market recognition for reliability, price competitiveness, and professional technical support.

FAQ

Who are we?

We are based in Guangdong, China, founded in 2009. Our products are sold to Northern Europe, Western Europe, Eastern Europe, North America, South America, Middle East, Africa, Asia, Oceania, and other global markets. We focus on optical transceivers, telecom modules, base station equipment, and communication accessories, with a professional team of 80-100 people.

How can we guarantee quality?

All optical transceivers undergo professional optical performance testing before shipment. - Compatibility verification on major brand equipment (Cisco, Huawei, Ericsson, Nokia, Juniper, HP, H3C, Arista). - 100% inspection for each module to ensure stable, error-free operation. - Strict quality control for new, compatible, and refurbished products.

What can you buy from us?

1G / 1.25G / 2.5G / 10G / 25G / 40G / 100G optical transceivers (SFP, SFP+, SFP28, QSFP+, QSFP28) - New original, compatible (Cisco/Huawei/Ericsson/Nokia compatible), and refurbished optical modules - Multi-brand compatible transceivers for base stations, switches, and data centers - Telecom accessories, fiber cables, connectors, and base station components

Why should you buy from us not from other suppliers?

Professional focus on optical transceivers and telecom equipment, with years of industry experience. - Multiple supply options: original, compatible (for major brands), refurbished. - Strict testing for every module, ensuring compatibility with Cisco, Huawei, Ericsson, Nokia, etc. - Competitive wholesale pricing and stable stock. - Global delivery, fast shipping, and professional technical support. - Integrity-based operation, trusted by customers worldwide.

What services can we provide?

Accepted Delivery Terms: FOB, CFR, CIF, EXW, FCA, DDP Accepted Payment Currency: USD, EUR, GBP, HKD, CNY Accepted Payment Type: T/T, Credit Card, PayPal, MoneyGram Language Support: English, Chinese, Spanish, Arabic, French, Portuguese, German, Russian, Japanese, Korean, Hindi, Italian Welcome to contact us for the best bulk price and latest stock availability.

Welcome to contact us to get super surprising price

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