Your search for "A900-IMA8T" revealed the following:

Cisco A900-IMA8T ASR 900 Series 8x 1GB RJ45 Router Module

SKU: NSH-4603
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

NEW Cisco A900-IMA8T ASR 900 Series 8x 1GB Combo Router Module

SKU: NSN-4019
Condition: New
Shipping: Overnight Options
Warranty: 365 days

Cisco A900-IMA8T1Z ASR 900 8x 1GB RJ-45 1x 10GB SFP+ Router Interface Module

SKU: NSH-8646
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

NEW Cisco A900-IMA8S ASR 900 8x 1GB SFP Router Interface Card

SKU: NSN-8143
Condition: New
Shipping: Overnight Options
Warranty: 365 days