Alternative to WS-C4503-S2-48: Better-Value Equivalents in Stock
Comparing the WS-C4503-S2-48 (WS-C4503-S2-48 - Cisco Catalyst 4503 3-Port Supervisor Engine 2 x Line Card Switch Chassis) against alternatives? Pro Disk Network stocks 12 similar Cisco parts that offer comparable performance at different price points. Each option below is in-stock, US-warehoused, and tested-and-certified before ship. Bulk pricing is available on quantities of 5+; B2B procurement can use Net 30 with PO.
About the WS-C4503-S2-48
| SKU | WS-C4503-S2-48 |
|---|---|
| Product | WS-C4503-S2-48 - Cisco Catalyst 4503 3-Port Supervisor Engine 2 x Line Card Switch Chassis |
| Stock status | In Stock |
| Detail page | View WS-C4503-S2-48 › |
Alternatives to WS-C4503-S2-48
Each part below is currently in our US warehouse, ships same-day for orders before 2pm ET, and includes our 90-day warranty. SKUs link to the full product page with photos, datasheets and B2B quote form.
C9400-LC-48UX - Cisco Catalyst 9400 UPoE 24 10/100/1000Base-T Plug-in Module Line Cards Expansion Module
SKU: C9400-LC-48UX
Price: $4,937.50
C9400-LC-48P - Cisco Catalyst 9400 UPoE 24 10/100/1000Base-T Plug-in Module Line Cards Expansion Module
SKU: C9400-LC-48P
Price: $5,183.61
WS-X4548-GB-RJ45 - Cisco Catalyst 4500 48-Port 10/100/1000BASE-T Inline Card
SKU: WS-X4548-GB-RJ45
Price: $79.66
73-14658-02 - Cisco 4-Port 10Gb/s LAN Expansion Module for Catalyst C3850-12X48U-E Switch
SKU: 73-14658-02
Price: $99.93
WS-X4448-GB-RJ45 - Cisco Catalyst 4000 48-Port 48 x 10/100/1000Base-T + 1 x Expansion Slot Gigabit Ethernet Module
SKU: WS-X4448-GB-RJ45
Price: $120.92
WS-X6548-GE-TX - Cisco Catalyst 6500 48-Port 48 x 10/100/1000 Base-T Layer 3 Managed Fabric-Enabled Module
SKU: WS-X6548-GE-TX
Price: $125.80
How we pick alternatives
Every recommendation above was selected using these criteria:
- Spec parity — capacity, speed, port count, and form factor matched within a 10% tolerance
- Price spread — alternatives shown across the price range, so you can pick on budget
- Brand mix — both OEM-equivalent and trusted aftermarket, all certified
- Reliability data — preferred parts have failure rates below 1% in our 18-month return tracking
- In stock today — shipping today, not 4-6 weeks from now
Want a side-by-side spec comparison?
We can prepare a written comparison covering throughput, power draw, form factor and validated compatibility. Email sales@prodisknetwork.com or call +1 (407) 205-8454 — most quotes ship within 4 business hours.