Your search for "DS-X9308-SMIP" revealed the following:
Cisco DS-X9308-SMIP MDS 9000 Series 8x Gigabit Ethernet SFP Switch Module
SKU: NSH-5164
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 105.99
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NEW Cisco DS-X9308-SMIP MDS 9500 9200 8x 1GB SFP IP Storage Services Module
SKU: NSN-1439
Condition: New
Shipping: Overnight Options
Warranty: 365 days