SFP+ ER and ZR

George Bonser gbonser at seven.com
Tue May 11 16:04:54 UTC 2010

> -----Original Message-----
> From: bas 
> Sent: Tuesday, May 11, 2010 1:25 AM
> To: nanog
> Subject: SFP+ ER and ZR
> Hi Guys,
> I thought ER and ZR SFP+ optics were not available (yet) due to power
> and cooling "challenges".
> However on this site:
> http://www.excelight.com/products/datalink/sfpplus.asp
> They offer both ER and ZR SFP+ optics.
> Has anyone used or tested with these? If so with which equipment?
> Or have you found other vendors of these optics?
> Thanks in advance,
> Bas

Last time I checked there was an ER SFP+ optic in acceptance testing at
one major network vendor.  That was about a year ago so it would not
surprise me if there was one available.  The problem was heat
dissipation in the small form factor.  The optic module gets hot and
doesn't live long.


More information about the NANOG mailing list