Arista Networks Qsfp-40G-Univ Compatible 40GBase-Univ Qsfp+ 1310Nm 2Km Dom Duplex Lc/Upc Smf/Mmf Optical Transceiver Module - Refurb

The Arista Networks QSFP-40G-UNIV Compatible 40GBASE-UNIV Transceiver is a refurbished QSFP+ optical module built for seamless 40G Ethernet connectivity over both single-mode and multi-mode fiber. With support for distances up to 150m on OM3 and 1km on SMF, this hot-swappable transceiver operates at a wavelength of 1310nm and includes Digital Optical Monitoring (DOM) for enhanced diagnostics. Designed with CWDM4 DFB transmitters and PIN receivers, this unit is ideal for high-density data centers and enterprise backbone networks.

Key Features & Benefits

? 40GBASE-UNIV – Dual-mode support for SMF (1km) and MMF (150m) deployments
? 1310nm Wavelength – CWDM4 DFB optics for stable high-speed transmission
? Duplex LC Connector – Industry-standard interface for compatibility
? DOM Support – Real-time performance monitoring and diagnostics
? Compact QSFP+ Form Factor – Hot-swappable for fast maintenance and upgrades

Ideal Uses

? Data Center Backbone Connectivity
? Core to Distribution Layer Links
? Long-Reach 40G Interconnects
? Multi-Mode or Single-Mode Fiber Networks

Specifications

Condition:
? Refurbished device with minor scratches and scuffs. Device has been extensively tested and is fully functional.

Warranty:
? 1 Month Carry-In Warranty

Manufacturer & Model:
? Arista Compatible – QSFP-40G-UNIV

Form Factor:
? QSFP+

Max Data Rate:
? 41.2Gbps (4x 10.3Gbps)

Wavelength:
? 1310nm

Max Distance:
? 150m (OM3 MMF) / 1km (SMF)

Connector Type:
? Duplex LC/UPC

Cable Type:
? Multi-Mode Fiber (MMF) / Single-Mode Fiber (SMF)

Transmitter Type:
? CWDM4 DFB

Receiver Type:
? PIN

TX Power Range:
? MMF: -7 to 4.3 dBm
? SMF: -10 to 2.3 dBm

Receiver Sensitivity:
? MMF: < -10 dBm
? SMF: < -13.7 dBm

Receiver Overload:
? MMF: 4.3 dBm
? SMF: 2.3 dBm

Power Budget:
? MMF: 3.5 dB
? SMF: 0.5 dB

Power Consumption:
? ? 3.5W

Extinction Ratio:
? > 3.5 dB

TDP (Transmit & Dispersion Penalty):
? MMF: 4.7 dB
? SMF: 2.6 dB

FEC & EMC:
? Host FEC & EMC Supported

BER (Bit Error Rate):
? 1E-12

Modulation Format:
? NRZ

Protocols:
? 40G Ethernet, MSA Compliant

Temperature Range:
? 0°C to 70°C

What’s in the Box?

? 1 x Arista QSFP-40G-UNIV Compatible 40GBASE-UNIV Optical Transceiver