Your search for "HPE CX4" revealed the following:
NEW HPE Aruba AP-635 R7J33A US TAA Wi-Fi 6E 802.11ax Internal Ant Campus WAP
SKU: NSN-2826
Condition: New
Shipping: Overnight Options
Warranty: 365 days
HPE JG403A FlexNetwork MSR4060 Router Chassis
SKU: NSB-3707
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW HPE Aruba J9738A 2920 Series 575W AC Switch Power Supply
SKU: NSN-9249
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE Aruba JW683A 7024 US 24x 1GB PoE+ RJ45 2x SFP+ Controller for 32x AP's
SKU: NSN-9234
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE Aruba IAP-304 JX940A US Instant Wi-Fi 5 802.11ac External Ant WAP
SKU: NSN-9222
Condition: New
Shipping: Overnight Options
Warranty: 365 days
HPE Aruba JW703A 7010 (US) 16x 1GB PoE+ RJ-45 (TAA) Controller for 32x AP's
SKU: NSB-7507
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW HPE Aruba JL683B Instant On 1930 24x 1GB PoE+ RJ-45 4x 10GB SFP+ Switch
SKU: NSN-0698
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE Aruba J9825A 92x 1GB PoE+ RJ45 2x 10GB SFP+ 8x Exp Mod Slot Switch
SKU: NSN-2316
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE J4858C 1GB BASE-SX 850nm LC MMF Optical SFP Transceiver
SKU: NSN-0553
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE Aruba R1B20A 9004 (US) 4x 1GB RJ45 Controller for 32x AP's
SKU: NSN-9680
Condition: New
Shipping: Overnight Options
Warranty: 365 days