Your search for "SFP-25G" revealed the following:

Ruckus ICX7850-48F-E2 48x 25GB SFP28 8x 100GB QSFP28 Switch

SKU: NSB-6341
Condition: Seller refurbished
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 Q9E63A M-Series SN2010M 18x 25GB SFP28 4x 100GB QSFP28 B-F Air Switch

SKU: NSN-0072
Condition: New
Shipping: Overnight Options
Warranty: 365 days

Nvidia Mellanox MSN3420-CB2FC 48x 25GB SFP28 12x 100GB QSFP28 B-F P2C CL Switch

SKU: NSB-1033
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

NEW Juniper QFX5200-48Y-DC-AFI 48x 25GB SFP28 6x 100GB QSFP28 B-F Air DC Switch

SKU: NSN-3633
Condition: New
Shipping: Overnight Options
Warranty: 365 days

Extreme 10530 10m 25GB SFP28 Active Optical Twinax Cable

SKU: NSH-9418
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

NEW Cisco C9300-24T-E Catalyst 9300 24x 1GB RJ45 1x Module Slot Switch

SKU: NSN-1724
Condition: New
Shipping: Overnight Options
Warranty: 365 days

Juniper EX4650-48Y-DC-AFO 48x 25GB SFP28 8x 100GB QSFP28 F-B Airflow Switch

SKU: NSH-8962
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

NEW Cisco C9300-24UB-A Catalyst 9300 24x 1GB UPoE RJ45 1x Module Slot Switch

SKU: NSN-1327
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Arista DCS-7280TR-48C6-F 48x 10GB Copper 6x 100GB QSFP28 F-B Airflow Switch

SKU: NSN-9773
Condition: New
Shipping: Overnight Options
Warranty: 365 days