Fibre Optic Transceivers – Mouser United Kingdom

FTL4S1QE1C Optical Transceiver

Coherent FTL4S1QE1C Optical Transceiver is a hot-pluggable transceiver module designed for 40 Gigabit Ethernet links over duplex multi-mode fiber (MMF). The FTL4S1QE1C complies with the SWDM4 Quad Small Form-Factor Pluggable QSFP+ MSA and IEEE 802.3ba XLPPI electrical interface. Coherent FTL4S1QE1C Optical Transceiver features built-in digital diagnostic functions, including Tx/Rx power monitoring, which are available via an I²C interface as specified by the QSFP+ MSA.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.	Data Rate	Form Factor	Transmission Distance	Wavelength	Connector Type	Fibre Type	Minimum Operating Temperature	Maximum Operating Temperature	Series	Product	Rise Time	Operating Supply Voltage	Application
Fibre Optic Transceivers XCVR,QSFP28,100m,100GBASE-SR4,4x 850nm VCSEL,MMF,pull tab,MPO,ROHS compliant, 3.3V, 2.5W, 0/70C operation, Gen3 FTLC9558REPM Coherent 1: £151.41 545In Stock	Mfr. Part No. FTLC9558REPM Mouser Part No 508-FTLC9558REPM	Coherent	Fibre Optic Transceivers XCVR,QSFP28,100m,100GBASE-SR4,4x 850nm VCSEL,MMF,pull tab,MPO,ROHS compliant, 3.3V, 2.5W, 0/70C operation, Gen3 Learn More about Coherent finisar ftlc9558repm transceiver module	Datasheet	545In Stock	£151.41 £132.85	Min.: 1 Mult.: 1	103.1 GBd	QSFP	100 m	850 nm	MTP (MPO)	Multimode	0 C	+ 70 C		Transceivers	12 ps	3.3 V	Ethernet
Fibre Optic Transceivers 1310nmFP GigE 1x LC 1.25Gb/s trnscvr10km FTLF1318P3BTL Coherent 1: £44.12 1,771In Stock 2,807Expected 30/10/2026	Mfr. Part No. FTLF1318P3BTL Mouser Part No 508-FTLF1318P3BTL	Coherent	Fibre Optic Transceivers 1310nmFP GigE 1x LC 1.25Gb/s trnscvr10km	Datasheet	1,771In Stock 2,807Expected 30/10/2026	£44.12 £35.57 £32.96 View Quote	Min.: 1 Mult.: 1	1.25 GBd	SFP	10 km	1310 nm	LC	Singlemode	- 40 C	+ 85 C		Transceivers	300 ps	3.3 V	Ethernet, Fibre Channel
Fibre Optic Transceivers PIN OC-48 SR GigE 1x/2x FC, 2km FTLF1321P1BTL Coherent 1: £74.50 770In Stock 690Expected 29/01/2027	Mfr. Part No. FTLF1321P1BTL Mouser Part No 508-FTLF1321P1BTL	Coherent	Fibre Optic Transceivers PIN OC-48 SR GigE 1x/2x FC, 2km	Datasheet	770In Stock 690Expected 29/01/2027	£74.50 £62.45 £59.69 Quote Quote	Min.: 1 Mult.: 1	2.67 GBd	SFP	2 km	1310 nm	LC	Singlemode	- 40 C	+ 85 C		Transceivers	175 ps	3.3 V	Fibre Channel, SONET
Fibre Optic Transceivers GigE 1x/2x FC, 2.128 Gb/s trnscvr, 550m FTLF8519P3BNL Coherent 1: £30.87 2,192In Stock 6,280On Order	Mfr. Part No. FTLF8519P3BNL Mouser Part No 508-FTLF8519P3BNL	Coherent	Fibre Optic Transceivers GigE 1x/2x FC, 2.128 Gb/s trnscvr, 550m Learn More about Coherent finisar FTLF8519P3BNL SFP transceiver	Datasheet	2,192In Stock 6,280On Order On Order Ship Dates Mfr. No: FTLF8519P3BNL Stock: 2,192 Can Dispatch Immediately On Order: 2,000 Expected 04/03/2027 4,280 Expected 25/03/2027 Factory Lead Time: 34 Weeks	£30.87 £24.72 £22.54 View Quote	Min.: 1 Mult.: 1	2.125 GBd	SFP	500 m	850 nm	LC		- 40 C	+ 85 C		Transceivers	170 ps	3.3 V	Ethernet, Fibre Channel
Fibre Optic Transceivers GigE 1x/2x FC, 2.129 Gb/s trnscvr, 550m FTLF8519P3BTL Coherent 1: £36.05 1,754In Stock 3,491On Order	Mfr. Part No. FTLF8519P3BTL Mouser Part No 508-FTLF8519P3BTL	Coherent	Fibre Optic Transceivers GigE 1x/2x FC, 2.129 Gb/s trnscvr, 550m	Datasheet	1,754In Stock 3,491On Order On Order Ship Dates Mfr. No: FTLF8519P3BTL Stock: 1,754 Can Dispatch Immediately On Order: 1,200 Expected 19/10/2026 1,800 Expected 26/10/2026 491 Expected 02/11/2026 Factory Lead Time: 16 Weeks	£36.05 £28.73 £25.80 View Quote	Min.: 1 Mult.: 1	2.125 GBd	SFP	500 m	850 nm	LC		- 40 C	+ 85 C		Transceivers	170 ps	3.3 V	Ethernet, Fibre Channel
Fibre Optic Transceivers 4Gb/s transceiver LC connector, 550m FTLF8524P3BNL Coherent 1: £62.79 766In Stock 1,945On Order	Mfr. Part No. FTLF8524P3BNL Mouser Part No 508-FTLF8524P3BNL	Coherent	Fibre Optic Transceivers 4Gb/s transceiver LC connector, 550m	Datasheet	766In Stock 1,945On Order On Order Ship Dates Mfr. No: FTLF8524P3BNL Stock: 766 Can Dispatch Immediately On Order: 105 Expected 02/11/2026 120 Expected 28/01/2027 640 Expected 04/02/2027 1,080 Expected 17/02/2027 Factory Lead Time: 34 Weeks	£62.79 £52.86 £47.15	Min.: 1 Mult.: 1	4.25 GBd	SFF	550 m	850 nm	LC		- 40 C	+ 85 C		Transceivers	120 ps	3.3 V	Ethernet, Fibre Channel
Fibre Optic Transceivers 1310nm FP, 10G Wireless, 1.2-9.8304 Gb/s transceiver, RoHS compliant, single mode, pluggable SFP+ footprint, 3.3V, LC connector, bail, digital diagnostics, -40/85C operation, 1.4km FTLX1370W4BTL Coherent 1: £56.58 1,150In Stock	Mfr. Part No. FTLX1370W4BTL Mouser Part No 508-FTLX1370W4BTL	Coherent	Fibre Optic Transceivers 1310nm FP, 10G Wireless, 1.2-9.8304 Gb/s transceiver, RoHS compliant, single mode, pluggable SFP+ footprint, 3.3V, LC connector, bail, digital diagnostics, -40/85C operation, 1.4km	Datasheet	1,150In Stock	£56.58 £46.20 £44.01 View Quote	Min.: 1 Mult.: 1	10 GBd	SFP+	1.4 km	1310 nm	LC		- 40 C	+ 85 C		Transceivers	28 ps	3.3 V	Ethernet
Fibre Optic Transceivers FTLX1475D3BCV73763 FTLX1475D3BCV Coherent 1: £73.82 1,679In Stock 1,920Expected 04/12/2026	Mfr. Part No. FTLX1475D3BCV Mouser Part No 508-FTLX1475D3BCV	Coherent	Fibre Optic Transceivers FTLX1475D3BCV73763	Datasheet	1,679In Stock 1,920Expected 04/12/2026	£73.82 £63.00 £57.98 View Quote	Min.: 1 Mult.: 1	10.5 GBd	SFP+	10 km	1310 nm	LC	Singlemode	- 5 C	+ 70 C		Transceivers	28 ps	3.3 V	Ethernet, Fibre Channel
Fibre Optic Transceivers TXRX 1310NM DFB, PIN FTLX1475D3BTL Coherent 1: £82.32 400In Stock 2,405On Order	Mfr. Part No. FTLX1475D3BTL Mouser Part No 508-FTLX1475D3BTL	Coherent	Fibre Optic Transceivers TXRX 1310NM DFB, PIN	Datasheet	400In Stock 2,405On Order On Order Ship Dates Mfr. No: FTLX1475D3BTL Stock: 400 Can Dispatch Immediately On Order: 1,405 Expected 05/11/2026 1,000 Expected 25/12/2026 Factory Lead Time: 19 Weeks	£82.32 £70.51 £66.22 View Quote	Min.: 1 Mult.: 1	10.5 GBd	SFP+	10 km	1310 nm	LC	Singlemode	- 40 C	+ 85 C		Transceivers	28 ps	3.3 V	Ethernet, Fibre Channel
Fibre Optic Transceivers TXRX 1271NM/1331NM D FTLX2072D333 Coherent 1: £82.32 230In Stock	Mfr. Part No. FTLX2072D333 Mouser Part No 508-FTLX2072D333	Coherent	Fibre Optic Transceivers TXRX 1271NM/1331NM D Learn More about Coherent finisar ftlx2071d transceivers	Datasheet	230In Stock	£82.32 £70.09 £64.34 View Quote	Min.: 1 Mult.: 1	11.3 GBd	SFP+	10 km	1331 nm	LC	Singlemode	- 40 C	+ 85 C		Transceivers	28 ps	3.3 V	Ethernet, Fibre Channel, SONET
Fibre Optic Transceivers 850nm VCSEL, PIN, 10GBASE-SR, 1200-Mx-SNL-I, 10.5 Gb/s multi-rate transceiver, limiting interface, RoHS/lead free, multimode, SFP+ footprint, LC connector, -40/85C operation, 82m/300m FTLX8574D3BTL Coherent 1: £54.28 4,216In Stock	Mfr. Part No. FTLX8574D3BTL Mouser Part No 508-FTLX8574D3BTL	Coherent	Fibre Optic Transceivers 850nm VCSEL, PIN, 10GBASE-SR, 1200-Mx-SNL-I, 10.5 Gb/s multi-rate transceiver, limiting interface, RoHS/lead free, multimode, SFP+ footprint, LC connector, -40/85C operation, 82m/300m	Datasheet	4,216In Stock	£54.28 £45.45 £40.38 Quote Quote	Min.: 1 Mult.: 1	10 GBd	SFP+	400 m	850 nm	LC	Multimode				Transceivers	28 ps	3.3 V	Ethernet, Fibre Channel
Fibre Optic Transceivers XCVR,QSFP28,10KM,100GBASE-LR,1310NM EML,SMF,PULL TAB,LC,ROHS compliant, 3.3V, 4.5W, 0/70C operation, Gen3 Coherent FTLC4353RKPL FTLC4353RKPL Coherent 1: £343.23 3In Stock New Product	Mfr. Part No. FTLC4353RKPL Mouser Part No 508-FTLC4353RKPL New Product	Coherent	Fibre Optic Transceivers XCVR,QSFP28,10KM,100GBASE-LR,1310NM EML,SMF,PULL TAB,LC,ROHS compliant, 3.3V, 4.5W, 0/70C operation, Gen3		3In Stock	£343.23 £309.12	Min.: 1 Mult.: 1			10 km	1310 nm					100GBASE-LR	Transceivers		3.3 V
Fibre Optic Transceivers XCVR, QSFP56, 100M OM4, 200GBASE-SR4, 4X850NM VCSEL,MM, pull tab, MPO12, ROHS compliant, 0-70C operation, Gen2 FTCC8612E2PCM Coherent 1: £306.07 4In Stock	Mfr. Part No. FTCC8612E2PCM Mouser Part No 508-FTCC8612E2PCM	Coherent	Fibre Optic Transceivers XCVR, QSFP56, 100M OM4, 200GBASE-SR4, 4X850NM VCSEL,MM, pull tab, MPO12, ROHS compliant, 0-70C operation, Gen2	Datasheet	4In Stock	£306.07 £271.91	Min.: 1 Mult.: 1		QSFP	100 m	850 nm	SFP				FTCC8612	Transceivers			Fibre Channel
Fibre Optic Transceivers 40Base-SR4 QSFP+ Ethernet VCSEl FTL410QD4C Coherent 1: £131.78 73In Stock 120Expected 20/10/2026	Mfr. Part No. FTL410QD4C Mouser Part No 508-FTL410QD4C	Coherent	Fibre Optic Transceivers 40Base-SR4 QSFP+ Ethernet VCSEl Learn More about Coherent finisar ftl410q transceivers	Datasheet	73In Stock 120Expected 20/10/2026	£131.78 £114.20	Min.: 1 Mult.: 1	41.2 GBd	QSFP+	300 m	850 nm	MTP (MPO)	Multimode	0 C	+ 70 C	FTL410QxxC	Transceivers	28 ps	3.3 V	Ethernet
Fibre Optic Transceivers 850nm Oxide VCSEL, 25GE, 25.78 Gb/s transceiver, RoHS compliant, multimode, pluggable SFP+ footprint, 3.3V, LC connector, bail, digital diagnostics, -0/70C operation, 100m on OM4 fiber FTLF8536P5BCL Coherent 1: £110.82 73In Stock	Mfr. Part No. FTLF8536P5BCL Mouser Part No 508-FTLF8536P5BCL	Coherent	Fibre Optic Transceivers 850nm Oxide VCSEL, 25GE, 25.78 Gb/s transceiver, RoHS compliant, multimode, pluggable SFP+ footprint, 3.3V, LC connector, bail, digital diagnostics, -0/70C operation, 100m on OM4 fiber Learn More about Coherent ii vi ftlf8536p5xyz transceivers	Datasheet	73In Stock	£110.82 £93.60	Min.: 1 Mult.: 1
Fibre Optic Transceivers TXRX 1271NM/1331NM D FTLX2672D333 Coherent 1: £102.22 28In Stock 20Expected 26/10/2026	Mfr. Part No. FTLX2672D333 Mouser Part No 508-FTLX2672D333	Coherent	Fibre Optic Transceivers TXRX 1271NM/1331NM D	Datasheet	28In Stock 20Expected 26/10/2026	£102.22 £87.71	Min.: 1 Mult.: 1	11.3 GBd	SFP+	30 km	1331 nm	LC	Singlemode	- 40 C	+ 85 C		Transceivers	28 ps	3.3 V	Ethernet, Fibre Channel
Fibre Optic Transceivers XCVR,QSFP28, 10km,OTU4/100GBASE-LR4,4x 13XXnm LAN-WDM DFB,SMF,pull tab,LC,ROHS compliant, 3.3V, 3.5W, 0/70C operation, Gen3 FTLC1156SDPL Coherent 1: £606.22 2In Stock	Mfr. Part No. FTLC1156SDPL Mouser Part No 508-FTLC1156SDPL	Coherent	Fibre Optic Transceivers XCVR,QSFP28, 10km,OTU4/100GBASE-LR4,4x 13XXnm LAN-WDM DFB,SMF,pull tab,LC,ROHS compliant, 3.3V, 3.5W, 0/70C operation, Gen3	Datasheet	2In Stock	£606.22 £538.19	Min.: 1 Mult.: 1									FTLC1156S
Fibre Optic Transceivers TXRX 1310NM DFB, PIN FTLX1475D3BCL Coherent 1: £70.42 78In Stock 640Expected 03/11/2026	Mfr. Part No. FTLX1475D3BCL Mouser Part No 508-FTLX1475D3BCL	Coherent	Fibre Optic Transceivers TXRX 1310NM DFB, PIN	Datasheet	78In Stock 640Expected 03/11/2026	£70.42 £59.27 £52.85 View Quote	Min.: 1 Mult.: 1	10.5 GBd	SFP+	10 km	1310 nm	LC	Singlemode	- 5 C	+ 70 C		Transceivers	28 ps	3.3 V	Ethernet, Fibre Channel
Fibre Optic Transceivers 850nm Oxide VCSEL, 25GE/10GE, 25.78/10.3 Gb/s transceiver, RoHS compliant, multimode, pluggable SFP+ footprint, 3.3V, LC connector, bail, digital diagnostics, -0/70C operation, 100m on OM4 fiber FTLF8536P4BCV Coherent 1: £153.98 25In Stock NRND	Mfr. Part No. FTLF8536P4BCV Mouser Part No 508-FTLF8536P4BCV NRND	Coherent	Fibre Optic Transceivers 850nm Oxide VCSEL, 25GE/10GE, 25.78/10.3 Gb/s transceiver, RoHS compliant, multimode, pluggable SFP+ footprint, 3.3V, LC connector, bail, digital diagnostics, -0/70C operation, 100m on OM4 fiber Learn More about Coherent finisar ftlf8536p4bcx transceivers	Datasheet	25In Stock	£153.98 £138.34	Min.: 1 Mult.: 1	25.78 GBd	SFP+	100 m	850 nm	LC	Multimode	0 C	+ 70 C		Transceivers		3.3 V	Ethernet
Fibre Optic Transceivers XCVR, QSFP, 4X 10.5GBPS, 40GBASE-SR4, 100/150m MMF, Limiting, XLPPI electrical interface, MPO, ROHS compliant, Gen4 FTL410QE4C-1Y Coherent 1: £128.01 6In Stock	Mfr. Part No. FTL410QE4C-1Y Mouser Part No 508-FTL410QE4C-1Y	Coherent	Fibre Optic Transceivers XCVR, QSFP, 4X 10.5GBPS, 40GBASE-SR4, 100/150m MMF, Limiting, XLPPI electrical interface, MPO, ROHS compliant, Gen4	Datasheet	6In Stock	£128.01 £109.79	Min.: 1 Mult.: 1									FTL410QE4
Fibre Optic Transceivers XCVR, QSFP, 4X 10.5GBPS, 40GBASE-SR4, 100/150m MMF, Limiting, XLPPI electrical interface, MPO, ROHS compliant, Gen4, E-temp FTL410QE4N Coherent 1: £127.14 7In Stock	Mfr. Part No. FTL410QE4N Mouser Part No 508-FTL410QE4N	Coherent	Fibre Optic Transceivers XCVR, QSFP, 4X 10.5GBPS, 40GBASE-SR4, 100/150m MMF, Limiting, XLPPI electrical interface, MPO, ROHS compliant, Gen4, E-temp Learn More about Coherent finisar ftl410q transceivers	Datasheet	7In Stock	£127.14 £108.56	Min.: 1 Mult.: 1	41.2 GBd	QSFP+	150 m	850 nm	MTP (MPO)	Multimode				Transceivers	28 ps	3.3 V	Ethernet
Fibre Optic Transceivers XCVR,QSFP28,10KM,100GBASE-LR4,4X 13XXNM LANWDM DFB,SM,PULL TAB,LC STR,ROHS,GEN3, MADE IN MALAYSIA FTLC1156RDPL-1Y Coherent 1: £463.99 4In Stock	Mfr. Part No. FTLC1156RDPL-1Y Mouser Part No 508-FTLC1156RDPL	Coherent	Fibre Optic Transceivers XCVR,QSFP28,10KM,100GBASE-LR4,4X 13XXNM LANWDM DFB,SM,PULL TAB,LC STR,ROHS,GEN3, MADE IN MALAYSIA Learn More about Coherent ii vi ftlc1156rdpl transceivers	Datasheet	4In Stock	£463.99 £411.93	Min.: 1 Mult.: 1	103.1 GBd	QSFP+	10 km	1310 nm	LC	Singlemode	0 C	+ 70 C		Transceivers		3.3 V	Ethernet
Fibre Optic Transceivers 1310nm DFB, 2x/4x/8x FC, 8.5 Gb/s transc FTLF1428P3BNV Coherent 1: £150.17 20In Stock 72On Order End of Life	Mfr. Part No. FTLF1428P3BNV Mouser Part No 508-FTLF1428P3BNV End of Life	Coherent	Fibre Optic Transceivers 1310nm DFB, 2x/4x/8x FC, 8.5 Gb/s transc	Datasheet	20In Stock 72On Order	£150.17 £133.38	Min.: 1 Mult.: 1	8.5 GBd	SFP+	20 km	1310 nm	LC	Singlemode	- 5 C	+ 85 C		Transceivers	120 ps	3.3 V	Fibre Channel
Fibre Optic Transceivers 850nm Oxide VCSEL, 4 x/8x/16x FC, 14.025 FTLF8529P4BCV Coherent 1: £74.71 8In Stock NRND	Mfr. Part No. FTLF8529P4BCV Mouser Part No 508-FTLF8529P4BCV NRND	Coherent	Fibre Optic Transceivers 850nm Oxide VCSEL, 4 x/8x/16x FC, 14.025	Datasheet	8In Stock	£74.71 £63.63 £59.69 Quote Quote	Min.: 1 Mult.: 1	14.025 GBd	SFP+	100 m	850 nm	LC	Multimode	0 C	+ 85 C		Transceivers	90 ps	3.3 V	Ethernet, Fibre Channel
Fibre Optic Transceivers PIN OC-3 IR-1/SR 155 Mb/s trnscvr15km FTLF1323P1BTR Coherent 1: £56.57 5In Stock 1,310On Order	Mfr. Part No. FTLF1323P1BTR Mouser Part No 508-FTLF1323P1BTR	Coherent	Fibre Optic Transceivers PIN OC-3 IR-1/SR 155 Mb/s trnscvr15km	Datasheet	5In Stock 1,310On Order On Order Ship Dates Mfr. No: FTLF1323P1BTR Stock: 5 Can Dispatch Immediately On Order: 320 Expected 17/02/2027 460 Expected 16/03/2027 530 Expected 12/08/2027 Factory Lead Time: 33 Weeks	£56.57 £45.17 £41.14	Min.: 1 Mult.: 1	155 MBd	SFF	15 km	1310 nm	LC	Singlemode	- 40 C	+ 85 C		Transceivers	1.25 ns	3.3 V	SONET