> -----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. George