QSFP-40G-ER4-AL

42Gb/s data transmission speed, using 4*10.31G DFB laser transmitter and APD photoelectric detector, single-mode fiber transmission up to 40Km, hot-swappable SFP interface, LC pluggable optical interface, low power consumption, metal shell for reducing electromagnetic interference, in line with ROSA lead-free standard, single +3.3V power supply, support digital diagnostic monitoring function, SFF-8472 protocol

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Compatible Model Name	SFP-40G-ER4-AL	Vendor Name	CFTX
Form Factor	SFP28	Data Rate	44.6Gbps
Wavelength	1310nm	Max Transmission Distance	40km
Connector	Duplex-LC	Media	Single mode-SMF
Laser Type	DFB	Receiver	APO
DDM/DOM	Yes	Temperature Range	0~70°C （Commercial grade） 32~158℃（Industrial grade）
Transmitter power	-2.7~+4.5dBm	Receiver sensitivity	<-21dBm
Power Consumption	3.5W	Extinction ratio	5.5dB
Modulation	NRZ	CDR	无
Transmission dispersion	2.6dB	Power Budget	18.5dB
Packaging Technology	BOX	FEC Function	Yes
Protocols	MSA, CPRI, eCPRI	Apply	40GBASE Ethernet, Data Center, OTU3e1，OTU3e2
Compatible Brands	(Cisco)、Arista 、HUAWEI、ZTE、DLL、Intel、H3C、RuiJie、IBM、HP……