Alternative to PEM-20A-AC--RF: Better-Value Equivalents in Stock
Comparing the PEM-20A-AC--RF (Power Cisco entry module ( plug-in module ) - refurbished for Cisco 7603; Catalyst 6503) 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 PEM-20A-AC--RF
| SKU | PEM-20A-AC--RF |
|---|---|
| Product | Power Cisco entry module ( plug-in module ) - refurbished for Cisco 7603; Catalyst 6503 |
| Current price | $120.39 |
| Stock status | In Stock |
| Detail page | View PEM-20A-AC--RF › |
Alternatives to PEM-20A-AC--RF
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.
PWR-1400-AC - Cisco Power Supply Hot-Plug-in module AC 100-240V 1400-Watts For 7603 / 7603s, Catalyst 6503 / 6503e
SKU: PWR-1400-AC
Price: $291.79
47-13034-02 - Cisco 950-Watts AC Power Supply For Catalyst 6503 / 7603
SKU: 47-13034-02
Price: $417.54
Cisco Services SPA Carrier 400 - Expansion module - for Cisco 7603, 7604, 7606, 7609, 7613; Catalyst 6503
SKU: 7600-SSC-400
Price: $232.82
WS-X6848-TX-2TXL - Cisco Catalyst 6503-E Series 48-Port Gigabit Copper Ethernet Module
SKU: WS-X6848-TX-2TXL
Price: $1,666.89
WS-C6503E-S32-GE - Cisco Catalyst 6503-E Security Switch Chassis 8X SFP Desktop
SKU: WS-C6503E-S32-GE
Price: $6,899.66
341-0037-03 - Cisco PWR-C45-1000AC Catalyst 1000-Watts Power Supply For Catalyst 4500 Series
SKU: 341-0037-03
Price: $208.42
WS-P4603-2PSU - Cisco Catalyst 4000 Auxiliary Power Shelf For Catalyst 4006 Switch
SKU: WS-P4603-2PSU
Price: $619.67
WS-X4596 - Cisco Catalyst 4506 Fan Tray Catalyst 4500 Non-E-Series Chassis
SKU: WS-X4596
Price: $97.14
CAB-AC-2800W-INT - Cisco 10ft AC Power Cord for Cisco Catalyst 4500 Series Switch
SKU: CAB-AC-2800W-INT
Price: $147.86
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.