Your search for "HPE CX4" revealed the following:
HPE Aruba JL820A CX 4100i Series PoE 54VDC 480W 100-240VAC DIN Power Supply
SKU: NSB-8092
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
HPE DL380 Gen9 850518-S01 2x E5-2643 V4 3.40GHz 16GB 8x Bay Server
SKU: NSH-6310
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
HPE J8697A 5400zl Series 6x Expansion Slots Switch
SKU: NSH-4224
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW HPE JH231A 40GB BASE-SR4 850nm MPO MMF QSFP+ Transceiver
SKU: NSN-5535
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE Aruba JL703A CX 8360 Series 8360-16Y2C Back-to-Front Air Switch Bundle
SKU: NSN-0417
Condition: New
Shipping: Overnight Options
Warranty: 365 days
HPE Aruba JL818A CX 4100i Series 24x 1GB PoE RJ45 4x 10GB SFP+ Switch
SKU: NSB-8089
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
HPE 838087-B21 DDR4-2666 CAS-22-19-19 3DS 128GB Octal Rank x4 Memory
SKU: NSB-4749
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW HPE Aruba JL372A CX 8400 Series 2700W AC Switch Power Supply
SKU: NSN-9245
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE Aruba JL818A CX 4100i Series 24x 1GB PoE RJ45 4x 10GB SFP+ Switch
SKU: NSN-0284
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