/ 40G Optical Transceivers

Cube Technology Trading’s 40G QSFP+ series delivers high-density, low-power Ethernet connectivity, making it an ideal solution for both Data Centers and enterprise networks. Our comprehensive product portfolio includes QSFP+ modules such as SR4, LR4, LR4 Lite, and PSM4, covering a wide range of applications to meet evolving network demands.

The 40G 1310nm QSFP+ transceiver offers a full-duplex, photonic-integrated design, enabling high-speed data transmission of up to 43.02 Gbps over distances of up to 10 km. Meanwhile, the 40G 850nm QSFP+ transceiver is a parallel optical solution that achieves a signaling rate of 41.25 Gbps over 100 meters using OM3 multimode fiber. These transceivers are optimized to reduce power consumption while providing reliable, scalable connectivity, making them a future-proof option for businesses looking to enhance network performance without increasing operational costs.

QSFP+ SR

QSFP+ SR - Features:

Wide and diverse customization, Jacket color

Cable Length (up to 100m), Identification/Logo on Cable

Box package, Temperature range (up to industrial)

Support DDM function, Easy cabe tracking (New function!)

Operating case temperature: 0 to 70℃

Application

40G Ethernet

Data Center

High Performance Computer

Core Router

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SPECIFICATIONS

Part No.	Data Rate	Reach	Wavelength	Transmitter	Receiver	Interface	Temperature	Application
cubett	41.2 Gb/s	100m	850nm	VCSEL	PIN	MPO	0~70℃	40G BASE-SR4
cubett	41.2 Gb/s	300m	850nm	VCSEL	PIN	MPO	0~70℃	40G BASE-eSR4

QSFP+ LR4/CWDM4

QSFP+ LR4/CWDM4 - Features:

Integrated 4-Channel WDM Mux/Demux for CWDM4

Integrated 4 indepedent transmitter

and receiver channels for PSM LR4

Low power consumption

Application

Data Centers

40G Ethernet

Ask an Expert

SPECIFICATIONS

Part No.	Data Rate	Reach	Wavelength	Transmitter	Receiver	Interface	Temperature	Application
cubett	41.2 Gb/s	10km	1271nm, 1291nm, 1311nm, 1331nm	CWDM DFB	PIN	LC	0~70℃	40GBASE-CWDM LR4
cubett	41.2 Gb/s	10km	1310nm	DFB	PIN	MPO	0~70℃	40GBASE-PSM LR4
cubett	41.2 Gb/s	2km	1310nm	DFB	PIN	MPO	0~70℃	40GBASE-PSM IR4
cubett	41.2 Gb/s	10km	1310nm	DFB	PIN	MPO	0~70℃	40GBASE-PSM LR4
cubett	41.2 Gb/s	2km	1271nm, 1291nm, 1311nm, 1331nm	CWDM DFB	PIN	LC	0~70℃	40GBASE-CWDM LR4
cubett	41.2 Gb/s	20km	1271nm, 1291nm, 1311nm, 1331nm	CWDM DFB	PIN	LC	0~70℃	40GBASE-CWDM LR4
cubett	41.2 Gb/s	150m on OM3 MMF \| 2km on SMF	1271nm, 1291nm, 1311nm, 1331nm	CWDM DFB	PIN	LC	0~70℃	40GBASE-CWDM LR4

AOC QSFP+ / QSFP+ to SFP+

AOC QSFP+ / QSFP+ to SFP+ - Features:

Wide and diverse customization, Jacket color

Cable Length (up to 100m)

Identification/Logo on Cable, Box package

Temperature range (up to industrial)

Support DDM function

Easy cabe tracking (New function!)

Operating case temperature: 0 to 70℃

Application

40G Ethernet, Data Center,

High Performance Computer, Core Router

Ask an Expert

SPECIFICATIONS

Part No.	Data Rate	Reach	Wavelength	Transmitter	Receiver	Interface	Temperature	Application
cubett	41.2 Gb/s	1m - 100m	850nm	VCSEL	PIN	N/A	0~70℃	Datacenter,HPC,Core Routing
cubett	4x10.3 Gb/s	1m - 100m	1310nm	VCSEL	PIN	MPO	0~70℃	40GBASE-PSM LR4