The SR650 server supports up to six hot-swap single-rotor system fans that provide N+1 cooling redundancy: Models with one processor ship with five system fans, and models with two processors ship with six system fans.

- ThinkSystem SR650 Fan Option Kit (for 2nd Gen processors only; 1st Gen processor options include a fan)

Specification

Product
Product id	647094
Brand	Lenovo
Partnr	4F17A12349
EAN/UPC code	889488497218
Performance
Suitable for rooms	Computer case
Suitable for	Computer case
Type	Cooler
Compatible products	ThinkSystem SR650
Design
Product colour	Black, Silver
Other features
Harmonized System (HS) code	84733080