Terminology » Fiber Optic » CPAK vs CFP: Understanding the Key Differences

CPAK vs CFP: Understanding the Key Differences

fiber optic optical transceiver cpak cfp optical component

This page compares CPAK vs CFP and mentions the difference between CPAK and CFP.

CPAK transceiver

Figure 1: CPAK Transceiver

CFP vs CFP2 vs CFP4 vs CFP8

Figure 2: Dimensions of CFP, CFP2, CFP4 and CFP8

Specifications	CPAK	CFP
Line Rate	40/100G	40/100G
Dimensions (W x L x H, mm)	34.8 x 101.2 x 11.6	82 x 145 x 14
Electrical interface	CAUI-4, CAUI	CAUI, XLAUI, SFI-5, SFI-5.2
Connector	Not Defined	148 pads
Max. power	< 7.5 W	< 24 W
Hot Pluggable	YES	YES
Applications	Ethernet, SONET/SDH, OTN	Ethernet, SONET/SDH, OTN
Density	>=10 ports	4 ports

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