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Cisco MFELX1 100 Base-LX Mini-GBIC SFP Transceiver 1 of 1
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Learn more about Cisco MFELX1 100 Base-LX Mini-GBIC SFP Transceiver:

Mfg Part#: MFELX1
Sku: 204240301
UPC: 745883577729
UPC 14: 00745883577729
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.


Video Features 1310-nm Fabry-Perot transmitter
Video Features Built-in spring latch for easy module removal
Video Features Low insertion-loss duplex LC receptacle
Video Features Low electromagnetic interference (FCC Part 15, Class B)
Video Features Meets FDA and International Electrotechnical Commission (IEC) eye safety standards
Video Features Compatible with SFP Multi Sourcing Agreement (MSA)

Tech Specs

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
Tech Specs Connector type: Duplex LC
Tech Specs Wavelength typical (Tx): 1310 nm
Tech Specs Wavelength range (Tx): 1261 nm (min) to 1360 nm (max)
Tech Specs Wavelength range (Rx): 1260 nm (min) to 1580 nm (max)

Tech Specs Average output power: -15 dBm (min), -8 dBm (max)
Tech Specs Extinction ratio (Tx): 8.2 dB (min)
Tech Specs Receiver sensitivity: -34 dBm (min)
Tech Specs Receiver overload: -5 dBm (max)

Tech Specs Dimensions W x H x D: 0.53 x 0.33 x 2.19 in.
Tech Specs Unit weight: 0.63 oz. (0.018 kg)
Tech Specs Power: 1W (max)
Tech Specs Certification: FCC Part 15 Class B, UL, cUL, ICES-003, CB
Tech Specs Operating temperature: 32º to 158ºF (0 to 70ºC)
Tech Specs Storage temperature: -40º to 185ºF (-40 to 85ºC)
Tech Specs Operating humidity: 10% to 85% noncondensing
Tech Specs Storage humidity: 5% to 90% noncondensing

Tech Specs Minimum Requirements:
Tech Specs Cisco switch with mini-GBIC port

Tech Specs Product Warranty:
Tech Specs 90-day limited hardware warranty with return to factory replacement
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