Cisco MFELX1 100 Base-LX Mini-GBIC SFP Transceiver - MFELX1

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Product Overview

The Cisco® MFELX1 100BASE-LX Mini-GBIC SFP Transceiver is an easy-to-install mini Gigabit Interface Converter (mini-GBIC) Small Form-Factor Pluggable (SFP) transceiver module that provides a simple way to add 100BASE-LX capability to your Cisco switch. The module operates at a wavelength of 1310 nm and supports single-mode fiber optic cabling. In a typical operating environment, it can achieve distances up to 10 km, depending on the total attenuation in the fiber plant.

100BASE-LX is used mainly in metro area networks or in large campus networks needing 100-Mbps connectivity between sites. The Cisco MFELX1 can be used with a wide variety of Cisco switches to create solutions that meet a broad range of needs.

The MFELX1 is part of the Cisco family of mini-GBIC transceiver modules. For other options, see the Cisco MFEFX1 100BASE-FX Mini-GBIC SFP Transceiver, Cisco MGBSX1 Gigabit SX Mini-GBIC SFP Transceiver and Cisco MGBLH1 Gigabit LH Mini-GBIC SFP Transceiver.


Manufacturer Cisco Small Business
Mfg Part# MFELX1
SKU 204240301
UPC 745883577729
UPC 14 00745883577729
1310-nm Fabry-Perot transmitter
Built-in spring latch for easy module removal
Low insertion-loss duplex LC receptacle
Low electromagnetic interference (FCC Part 15, Class B)
Meets FDA and International Electrotechnical Commission (IEC) eye safety standards
Compatible with SFP Multi Sourcing Agreement (MSA)
Tech Specs
Standards: SFP MSA, International Telecommunications Union - Telecommunication Standardization Sector (ITU-T) G.957 and G.958, FDA 21 CFR 1040.10, 11, and IEC 60825-1, 2
Connector type: Duplex LC
Wavelength typical (Tx): 1310 nm
Wavelength range (Tx): 1261 nm (min) to 1360 nm (max)
Wavelength range (Rx): 1260 nm (min) to 1580 nm (max)
Average output power: -15 dBm (min), -8 dBm (max)
Extinction ratio (Tx): 8.2 dB (min)
Receiver sensitivity: -34 dBm (min)
Receiver overload: -5 dBm (max)
Dimensions W x H x D: 0.53 x 0.33 x 2.19 in.
Unit weight: 0.63 oz. (0.018 kg)
Power: 1W (max)
Certification: FCC Part 15 Class B, UL, cUL, ICES-003, CB
Operating temperature: 32º to 158ºF (0 to 70ºC)
Storage temperature: -40º to 185ºF (-40 to 85ºC)
Operating humidity: 10% to 85% noncondensing
Storage humidity: 5% to 90% noncondensing
Minimum Requirements:
Cisco switch with mini-GBIC port
Product Warranty:
90-day limited hardware warranty with return to factory replacement

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