Your search for "dell s3148" revealed the following:

NEW Dell S4148T-ON 48x 10GB Copper 2x 40GB QSFP+ 4x 100GB QSFP28 F-B OS10 Switch

SKU: NSN-1907
Condition: New
Shipping: Overnight Options
Warranty: 365 days

Dell S4148T-ON 48x 10GB Copper 2x 40GB QSFP+ 4x 100GB QSFP28 F-B OS10 Switch

SKU: NSH-9212
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

Dell S4148T-ON-RA 48x 10GB Copper 2x 40GB QSFP+ 4x QSFP28 B-F No OS10 Switch

SKU: NSB-9789
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

Dell S4148U-ON-RA 48x (24x Unified) SFP+ 2x 40GB QSFP+ 4x QSFP28 B-F OS10 Switch

SKU: NSB-6545
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

Dell S4148FE-ON-RA 48x 10GB SFP+ 2x 40GB QSFP+ 4x 100GB QSFP28 B-F OS10 Switch

SKU: NSB-6543
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

Dell S4048T-ON-RA 210-AHMV 48x 10GB Copper 6x 40GB QSFP+ B-F Air No OS10 Switch

SKU: NSB-9785
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

NEW Dell S4148T-ON-RA 48x 10GB Copper 2x 40GB QSFP+ 4x QSFP28 B-F No OS10 Switch

SKU: NSN-9965
Condition: New
Shipping: Overnight Options
Warranty: 365 days

Dell S4148FE-ON 48x 10GB SFP+ 2x 40GB QSFP+ 4x 100GB QSFP28 F-B No OS10 Switch

SKU: NSB-9790
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

Dell S4148T-ON 48x 10GB Copper 2x 40GB QSFP+ 4x 100GB QSFP28 F-B No OS10 Switch

SKU: NSB-9788
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

Dell S4048T-ON 210-AHMR 48x 10GB Copper 6x 40GB QSFP+ F-B Air OS9 Switch

SKU: NSB-2485
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days