Your search for "re-a-2000-4096" revealed the following:
Juniper RE-A-2000-4096-S M Series 1x USB Routing Engine
SKU: NSB-2715
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 136.99
• 5 in stock
Call if you need more
NEW Juniper RE-A-2000-4096-S M Series 1x USB Routing Engine
SKU: NSN-7527
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 145.99
• 5 in stock
Call if you need more
Juniper RE-S-2000-4096-S MX Series 4GB Routing Engine w/ 2.0-GHz Processor
SKU: NSH-5662
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 136.99
• Only 2 remaining
Call if you need more
NEW Juniper RE-A-2000-4096-S-C M Series 4GB DRAM Routing Engine
SKU: NSN-6658
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Juniper RE-A-2000-4096 M Series 1x USB Routing Engine Router Module
SKU: NSN-0763
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Juniper RE-S-2000-4096-S MX Series 4GB Routing Engine w/ 2.0-GHz Processor
SKU: NSN-1572
Condition: New
Shipping: Overnight Options
Warranty: 365 days