Genuine Juniper 740-030128 Rev01 SFP+ Transceiver TRS7050EN-S201 10GBASE-ER 1550nm 40KM SMF Duplex LC DDM Hot Pluggable Fully TestedProduct OverviewGenuine Juniper 740-030128 Rev01 10GBASE-ER SFP+ Long-Reach ModuleOriginal Juniper carrier & data center-grade 10G long-haul optical transceiver with official part number 740-030128 (Rev01), compatible model TRS7050EN-S201. Compliant with IEEE 802.3ae 10GBASE-ER industrial standard, fully validated for Juniper MX / EX / SRX series routing and switching platforms. Widely deployed for enterprise cross-building backbone links, metropolitan area network transmission, carrier long-distance fiber interconnection, and medium-to-long span 10G network upgrade projects.Equipped with high-performance 1550nm low-loss DFB laser chip, supporting stable 40KM ultra-long-distance transmission over standard single-mode fiber (SMF). Features high link power budget, excellent anti-attenuation and anti-crosstalk capability, perfectly adapts to aging fiber and complex long-span link environments. Built-in DDM/DOM real-time diagnostic monitoring enables remote optical parameter inspection and fast fault location. Standard hot-plug design supports zero-downtime module replacement and network expansion. Every unit undergoes 100% full-performance pre-testing to ensure stable full-rate 10G operation and flawless native compatibility with Juniper devices.Core Key Selling Points

• Official Juniper 10GBASE-ER Standard: Compliant with global IEEE industrial specification, 10.3125Gbps full-rate stable transmission, mainstream long-reach 10G networking solution
• Genuine Official Part Number: Exact 740-030128 Rev01 & TRS7050EN-S201 model, no coding errors or port recognition failure, 100% native Juniper compatibility
• 1550nm Low-Loss Wavelength: Classic single-mode long-haul wavelength with minimal signal attenuation, ensuring ultra-stable long-distance transmission
• 40KM Ultra-Long Reach: Optimized link margin, stably supports 40KM transmission over G.652/G.655 standard single-mode fiber
• Carrier & Data Center Grade Stability: Industrial-grade laser and circuit design, ultra-low bit error rate, supports 24/7 uninterrupted high-load network operation
• Strong Complex Link Adaptability: Excellent anti-interference and anti-fading performance, suitable for long-span and signal-attenuated fiber links
• Full DDM Intelligent Monitoring: Real-time detection of optical power, temperature and operating voltage for efficient remote O&M and rapid troubleshooting
• Hot Pluggable SFP+ Design: Zero downtime for installation, replacement and network iteration, greatly reducing maintenance costs
• 100% Fully Pre-Tested: Strict optical performance, stability and compatibility testing before shipment to guarantee fault-free online deployment

Full Technical Specifications

• Brand & Model: Juniper 10GBASE-ER SFP+
• Official Part Number: 740-030128 Rev01
• Compatible Model: TRS7050EN-S201
• Form Factor: SFP+
• Industry Standard: IEEE 802.3ae 10GBASE-ER
• Data Rate: 10.3125Gbps
• Transmit Wavelength: 1550nm
• Fiber Type: SMF Single Mode Fiber (G.652/G.655)
• Max Transmission Distance: 40KM
• Connector Type: Duplex LC/UPC
• Optical Component: DFB Laser / High-Sensitivity PIN Receiver
• Monitoring Function: DDM/DOM Digital Diagnostic Fully Supported
• Power Consumption: Low power dissipation, energy-saving operation
• Key Features: Hot Pluggable, Low BER, High Link Budget, Anti-Interference, Long-Haul Transmission
• Compliance: SFP+ MSA, SFF-8472, RoHS Compliant
• Compatible Platforms: Juniper MX/EX/SRX Series Switches & Routers, Mainstream 10G SFP+ Port Devices
• Application Scenarios: Enterprise Long-Distance Backbone, Cross-City MAN Network, Carrier Fiber Transmission, 10G Long-Reach Uplink & Network Upgrade

Package Content1 x Juniper 740-030128 Rev01 TRS7050EN-S201 10GBASE-ER 1550nm 40KM SMF LC SFP+ Transceiver (Fully Tested)Shipping Policy

• Fast Shipping: Shipped within 1 business day after payment cleared
• Secure Packaging: Anti-static bag + foam + rigid carton for safe international transit
• Tracking Available: Valid tracking number updated after dispatch
• Delivery Time: US/EU/UK 7–18 business days; Other regions 15–25 business days
• Customs Notice: Import duties & local taxes are buyer’s responsibility

Return & Warranty Policy

• Warranty: 30-Day Free Return + 12-Month Warranty, 100% pre-tested
• Return Terms: Only unused, original packaged & unmodified items are accepted
• Technical Support: 24hr online support & professional Juniper 10G ER long-reach network compatibility guidance
• Warranty Exclusion: Manual damage & unauthorized disassembly not covered
• Free Service: Pre-sale device compatibility check & post-sale 40KM long-haul link debugging support

Buyer NotesGenuine Juniper 740-030128 Rev01 10GBASE-ER long-reach SFP+ module (TRS7050EN-S201). Please confirm part number, 1550nm wavelength, 40KM SMF specification and Juniper SFP+ port compatibility before purchase. All units are fully tested to ensure stable long-distance 10G link transmission performance.