EN
  • EN
  • DE
loading
Mfr. Part No. Qty. Price

No items in the cart

View Cart
Same model may have multiple batches, images only for reference.
FCLF-8521-3
Same model may have multiple batches, images only for reference.

FCLF-8521-3

Part No FCLF-8521-3
Manufacturer Finisar Corporation
Catalog Fiber Optics - Transceiver Modules
Description COPPER SFP TXRX 1.25GB/S
Sample
Rohs State Need to verify
ECAD Module
Need Help

Products specifications Report Issue?

Category Optoelectronics - Fiber Optic Transceiver Modules
Mfr Finisar Corporation
Series -
Package Tray
Product Status Obsolete
Data Rate 1.25Gbs
Wavelength -
Applications Ethernet
Voltage - Supply 3.3V
Connector Type RJ45
Mounting Type Pluggable, SFP Copper
MSL Level 1 (Unlimited)
ECCN 5A991B4A
HTSUS 8471.80.1000
Win Source Part Number 1378411-FCLF-8521-3
Ultra Librarian 3D Model Ultra Librarian FCLF-8521-3 CAD Model

Description

The Finisar Corporation 1378411-FCLF-8521-3 is an obsolete fiber optic transceiver module manufactured by Finisar Corporation.

  • Application: Ethernet
  • Voltage Supply: 3.3V
  • Connector Type: Pluggable, SFP Copper
  • Data Rate: 1.25Gbps
  • Package: Tray
  • HTSUS Code: 8471.80.1000

You May Also Be Interested in

AFBR-5803ATQZ Broadcom Limited
AFBR-5803ATQZ
Broadcom Limited
TX/RX Optical Fiber 125MBd 9-Pin / TXRX ETHERNET 3.3V ST 1X9
Lowest to $21.7961
Picture of AFBR-79E4Z
AFBR-79E4Z
Broadcom Limited
TXRX QSFP 40GBE 4CH PLUGGABLE
Need more? Email Us
AFBR-5803Z Real Image
AFBR-5803Z
Broadcom Limited
TXRX OPT 1X9 100MBPS DUPLEX SC
Lowest to $40.1642
AFBR-57R5AEZ Real Image
AFBR-57R5AEZ
Broadcom Limited
TXRX OPT SFP DGTL 850NM
Lowest to $26.1132
AFBR-5803AZ Real Image
AFBR-5803AZ
Broadcom Limited
TXRX OPT 1X9 100MBPS SC EXT TEMP
Lowest to $52.2621
V23818-M305-B57 Infineon Technologies
V23818-M305-B57
Infineon Technologies
SFP - Small Form-factor Pluggable Multimode 850 nm 2.125 and 1.0625 Gbit/s Fibre Channel 1.25 Gigabit Ethernet Transceiver with LC™ Connector | TXRX ETHRNET MULT-MODE 1.25GBIT
Need more? Email Us
AFBR-2624Z Real Image
AFBR-2624Z
Broadcom Limited
DC, 50 Megabaud Versatile Link Fiber Optic Transmitter and Receiver for 1 mm POF
Lowest to $29.2089
AFBR-57D9AMZ Real Image
AFBR-57D9AMZ
Foxconn Optical Interconnect Technology, Inc.
TRANSCEIVER
Lowest to $60.5093
AFBR-5715LZ Foxconn Optical Interconnect Technology, Inc.
AFBR-5715LZ
Foxconn Optical Interconnect Technology, Inc.
Families of Multi-Mode Small Form Factor Pluggable (SFP) Optical Transceivers | TXRX OPTICAL SFP DMI STD LATCH
Lowest to $86.8837

Top Sellers

DRV8432DKD Real Image1
DRV8432DKD
Texas Instruments
IC BRIDGE DRIVER PAR 36HSSOP
Lowest to $19.3374
PE4312C-Z label picture
PE4312C-Z
Peregrine Semiconductor
RF ATTENUATOR 31.5DB 50OHM 20QFN
Lowest to $2.2891
BMM150 label picture
BMM150
Bosch Sensortec
SENSOR FLIPCORE/HALL SPI 12WLCSP / Geomagnetic Sensor
Lowest to $0.7841
BAS516 Real Image
BAS516
Nexperia USA Inc.
DIODE GEN PURP 100V 250MA SOD523
Lowest to $0.0214
ULN2803ADW Real Image
ULN2803ADW
Texas Instruments
DARLINGTON TRANSISTOR ARRAY | TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.4647
BMI160 real image
BMI160
Bosch Sensortec
IMU ACCEL/GYRO I2C/SPI 14LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $3.6828
FT230XQ-R real image21397
FT230XQ-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16QFN
Lowest to $5.4647
FT230XS-R real image4301
FT230XS-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $6.4151
ICM-42688-P Real Image2
ICM-42688-P
TDK InvenSense
MOTION SENSOR / Accelerometer, Gyroscope, 6 Axis Sensor Output
Lowest to $21.9925
CY7C68013A-128AXC Real Image
CY7C68013A-128AXC
Cypress Semiconductor Corp
IC MCU USB PERIPH HI SPD 128LQFP
Lowest to $19.0076
74HC595D,118 label picture
74HC595D,118
Nexperia USA Inc.
Counter Shift Registers 8-bit serial-in, serial or parallel-out shift register with output latches; 3 - state
Lowest to $0.1046
BM06B-GHS-TBT(LF)(SN)(N) Real Image2
BM06B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER SMD 6POS 1.25MM
Lowest to $0.4985
LM5069MM-2/NOPB real image1604
LM5069MM-2/NOPB
Texas Instruments
IC CTRLR HOT SWAP 48V 10-MSOP
Lowest to $2.3760
FT230XS-U real image21586
FT230XS-U
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $6.4151
ULN2803ADWR real image9675
ULN2803ADWR
Texas Instruments
TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.4647
Availability: Check Availability & Quote
Notify Me When Available

Shipping Information

Shipped from HK warehouse
Expected Shipping Date Get an estimate

Contact Us

*
*
*

FRAUD PREVENTION REMINDERS

Recently, We have discovered that criminals falsely claimed to be WIN SOURCE to commit fraud. Please note that the only official website & email suffix are win-source.group, win-source.net, winsourcectl.com and winsourceelec.com

More details about fraud prevention
About Us
Customer Service
Solutions
Copyright © 2026 WIN SOURCE. All rights reserved.
For detailed contact information and office addresses in our key locations, including Irvine, Munich, Toronto, Singapore, Seoul, Bangalore, Bologna, Yamanashi, Hong Kong, and Mainland China, please visit our website.
Trust Guard Security Scanned
RFQ RFQ RFQ BOM BOM BOM API API API Sell Sell Sell your Excess