Alternative to WS-C4003-S1-82: Better-Value Equivalents in Stock
Comparing the WS-C4003-S1-82 (WS-C4003-S1-82 - Cisco Catalyst Network 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-C4003-S1-82
| SKU | WS-C4003-S1-82 |
|---|---|
| Product | WS-C4003-S1-82 - Cisco Catalyst Network Switch Chassis |
| Stock status | In Stock |
| Detail page | View WS-C4003-S1-82 › |
Alternatives to WS-C4003-S1-82
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.
34-0971-02 - Cisco 82.5-Watts AC Power Supply for Catalyst 3508 / 3548 Series
SKU: 34-0971-02
Price: $131.38
73-2822-05 - Cisco Catalyst 5000 24-Port 10 / 100 Ethernet Switching Module
SKU: 73-2822-05
Price: $684.95
C6840-X-750W-DC - Cisco Catalyst 6840-X Power Supply DC-750W -40 V DC, -72 V DC for C6816 C6824 C6840
SKU: C6840-X-750W-DC
Price: $1,821.47
39Y9282 - IBM CISCO SystemS 10 -Port Fibre Channel Switch Module for IBM BladeCenter - Switch - 7 Ports - 4GB Fibre Channel 3 X SFP (EMPTY)
SKU: 39Y9282
Price: $233.68
MEM2821-256D - Cisco 256MB DDR DIMM Memory Module for Cisco 2821/2851 Routers
SKU: MEM2821-256D
Price: $133.76
PWR-2821-51-AC-IP - Cisco PoE Power Supply for Cisco 2821 / 2851 Routers
SKU: PWR-2821-51-AC-IP
Price: $400.45
10-1821-01 - Cisco 2Gb/s Multi-Mode Fiber 300m 850nm Duplex LC Connector SFP Transceiver Module
SKU: 10-1821-01
Price: $99.58
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.