Your search for "HPE CX4" revealed the following:

NEW HPE Compatible 487652-B21 1m 10GB SFP+ Direct Attach Copper Cable

SKU: NSN-9118
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW HPE Aruba J9732AS 2920 Series 2x 10GB Copper Switch Module

SKU: NSN-4732
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW HPE JH234-61001 X242 Series 40G QFP+ to QSFP+ 1m Direct Attach Copper Cable

SKU: NSN-6231
Condition: New
Shipping: Overnight Options
Warranty: 365 days

HPE JH346A FlexFabric 12902E Main Processing Unit

SKU: NSB-8329
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
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HPE 487657-001 3m 10GB SFP+ Direct Attach Copper Cable

SKU: NSH-3842
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

HPE JL250A FlexFabric 5900 Series 10 Gigabit LC LH80 Tunable SFP+ Transceiver

SKU: NSH-9666
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

HPE Aruba JL683B Instant On 1930 Series 24x 1GB PoE+ RJ-45 4x 10GB SFP+ Switch

SKU: NSB-9262
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

NEW HPE P9H30A 32GB Fibre Channel SFP+ Transceiver

SKU: NSN-8961
Condition: New
Shipping: Overnight Options
Warranty: 365 days

HPE Aruba JW740A 7205 Series 2x 10GB SFP+ (US) (FIPS/TAA) Controller

SKU: NSB-7519
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

HPE JG414A FlexNetwork MSR4000 Series SPU-200 SVC Processing Unit

SKU: NSB-8376
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days