Your search for "hpe cx4" revealed the following:
NEW HPE P00920-B21 DDR4-2933 CAS-21-21-21 Smart 16GB Single Rank x4 Serv. Memory
SKU: NSN-6010
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE JH232A 40GB BASE-LR4 LC SM QSFP+ Transceiver
SKU: NSN-4251
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE Aruba R0X26A CX 6405 Switch Chassis Bundle
SKU: NSN-8062
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE Aruba R0X44A CX 6400 Series 48x 25GB SFP28 Switch Line Card
SKU: NSN-0523
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE Aruba JL365A CX 8400 Series 8x 40GB QSFP+ Advanced Switch Module
SKU: NSN-9241
Condition: New
Shipping: Overnight Options
Warranty: 365 days
HPE 862976-B21 DDR4-2400 CAS-17-17-17 Unbuffered 16GB Dual Rank x8 Memory
SKU: NSB-4744
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW HPE 862974-B21 DDR4-2400 CAS-17-17-17 Unbuffered 8GB Single Rank x8 Memory
SKU: NSN-7170
Condition: New
Shipping: Overnight Options
Warranty: 365 days
HPE Aruba R0X26A CX 6405 Series Switch Chassis Bundle
SKU: NSB-6462
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW HPE Aruba R0X41A CX 6400 48x 5GB PoE RJ45 4x 1GB SFP56 Switch Line Card
SKU: NSN-9133
Condition: New
Shipping: Overnight Options
Warranty: 365 days
HPE Aruba JL627A CX 8325 32x 100GB QSFP28 Back-to-Front Airflow Switch
SKU: NSH-8269
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days