TOPSTAR TECHNOLOGY INDUSTRIAL CO., LIMITED
                                                                                                           
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20 Years
Since 2006
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Cisco QSFP-40G-ER4 Compatible 40G QSFP+ Transceiver 1310nm 40KM DOM Dual LC for Data Center Networks

Price Negotiable
Price: Negotiable
MOQ: 1
Delivery Time: Negotiable
Brand: Top-Trans
Product Description
Product Overview

The Top-trans QSFP+-40G-ER4 transceiver delivers high-speed, low-latency optical connectivity for data center and enterprise wide-area networks. This Cisco-compatible module supports seamless communication across wide geographical regions with reliable performance.

Technical Specifications
Parameter Specification
Data Speed 40Gbps
Center Wavelength 1310nm
Fiber Type Singlemode OS2
Transmission Distance 40KM
Connector Dual LC
Tx Power -3.7 to 4.5 dBm
Rx Sensitivity <-20.2 dBm
Power Consumption < 3.5W
Operating Temperature 0°C to 70°C
Cisco QSFP-40G-ER4 Compatible 40G QSFP+ Transceiver Module
Key Features
  • Hot-pluggable QSFP+ form factor
  • 4 channels full-duplex transceiver module
  • 4x uncooled CWDM DFB lasers and APD ROSA
  • XLPPI electrical interface
  • Compliant with QSFP MSA, IEEE 802.3bm 40GBASE-ER4 and OTN OTU3
  • Data rate up to 44Gbps
  • Reach up to 40km on single-mode fiber
  • 18.5dB link insertion loss budget
  • Power consumption < 3.5W
  • Duplex LC receptacles
  • Operating case temperature range from 0°C to 70°C
  • Single 3.3V power supply
  • RoHS compliant (lead-free)
  • Built-in DOM/DDM function for real-time monitoring
Supported Protocols
  • 40GBASE-ER4 Ethernet Links
  • OTN OTU3/OTU3el/OTU3e2
Compatibility

This QSFP+ module is fully compatible with Cisco QSFP-40G-ER4 and provides excellent interoperation on Cisco Catalyst 9600 series switches. Verified compatibility includes Nokia-Alcatel, Ericsson, Cisco, Dell-EMC, Juniper, Arista, Extreme Network, Fortinet, 3COM, BDCOM, ZTE, and DCN platforms.

Frequently Asked Questions
What delivery methods do you provide?
For trial orders <500pcs, goods are shipped via express carriers (DHL, FedEx, UPS, Aramex). For large orders, we offer air, land, and sea freight options.
How can I order your SFP modules?
Submit an inquiry through our website with your valid contact information. Our sales team will promptly assist with your order and support payments via T/T, Western Union, and PayPal.
What other SFP modules do you provide?
Topstar is an integrated SFP transceiver solution provider offering reliable supply chain distribution for brand original Cisco, Finisar, Brocade, Innolight, Dell-EMC, Avago, and others. We provide OEM services for 10G to 400G bandwidth optical transceivers.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company TOPSTAR TECHNOLOGY INDUSTRIAL CO., LIMITED
Location 28 Yayuan Road,Wuhe Community,BanTian Street,Longkong District, Shenzhen,China.
Contact Person Vicky Tian

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