Your search for "brocade 300" revealed the following:

Ruckus ICX7550-24ZP-E2 12x 2.5GB PoE+ RJ45 10GB PoE+ RJ45 2x QSFP28 F-B Switch

SKU: NSB-7423
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

Ruckus ICX7550-48F 36x 1GB SFP 12x 10GB SFP+ 2x 100GB QSFP28 F-B Airflow Switch

SKU: NSB-7420
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

NEW Ruckus ICX7550-48-E2 48x 1GB RJ-45 2x 40GB QSFP+ Front-to-Back Air Switch

SKU: NSN-0257
Condition: New
Shipping: Overnight Options
Warranty: 365 days

Ruckus ICX7550-48P-E2 ICX 7550 48x 1GB PoE+ RJ45 2x 40GB QSFP+ F-B Air Switch

SKU: NSB-7422
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

Ruckus ICX7550-24-E2 ICX 7550 Series 24x 1GB RJ45 2x 40GB QSFP+ F-B Air Switch

SKU: NSB-7421
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

NEW Ruckus ICX7550-48P-E2 ICX 7550 48x 1GB PoE+ RJ45 2x 40GB QSFP+ FB Air Switch

SKU: NSN-0250
Condition: New
Shipping: Overnight Options
Warranty: 365 days

Ruckus ICX7550-48P 48x 1GB PoE+ RJ45 2x 40GB QSFP+ Switch

SKU: NSB-7415
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

Ruckus ICX7550-48F-E2 36x 1GB SFP 12x 10GB SFP+ 2x 100GB QSFP28 F-B Air Switch

SKU: NSB-7426
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

Ruckus ICX7550-48-E2 48x 1GB RJ-45 2x 40GB QSFP+ Front-to-Back Airflow Switch

SKU: NSB-7427
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

NEW Ruckus ICX7550-48ZP 36x 2.5GB PoE+ RJ45 12x 10GB Copper 2x QSFP28 Switch

SKU: NSN-0244
Condition: New
Shipping: Overnight Options
Warranty: 365 days