Alternative to AIR-ANT2566D4M-RS: Better-Value Equivalents in Stock
Comparing the AIR-ANT2566D4M-RS (AIR-ANT2566D4M-RS - Cisco Aironet 802.11b 2.4Ghz 11Mbs Wireless LAN PCI Adapter Card) 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 AIR-ANT2566D4M-RS
| SKU | AIR-ANT2566D4M-RS |
|---|---|
| Product | AIR-ANT2566D4M-RS - Cisco Aironet 802.11b 2.4Ghz 11Mbs Wireless LAN PCI Adapter Card |
| Stock status | In Stock |
| Detail page | View AIR-ANT2566D4M-RS › |
Alternatives to AIR-ANT2566D4M-RS
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.
AIR-PI21AG-A-K9 - Cisco Aironet 802.11a/b/g Low Profile PCI Wireless Adapter
SKU: AIR-PI21AG-A-K9
Price: $129.39
AIR-BR1310G-A-K9-R - Cisco Aironet 1310 802.11g Wireless Lan Outdoor Access Point
SKU: AIR-BR1310G-A-K9-R
Price: $188.13
AIR-WLC4402-12-K9 - Cisco Aironet 4400 Series Wireless LAN Controller
SKU: AIR-WLC4402-12-K9
Price: $240.89
AIR-WLC4402-25-K9 - Cisco Aironet 4400 25AP Wireless LAN Controller
SKU: AIR-WLC4402-25-K9
Price: $274.75
AIR-WLC2125-K9 - Cisco Aironet 2125 8-Port 10/100Base-TX Wireless LAN Controller
SKU: AIR-WLC2125-K9
Price: $276.32
AIR-WLC2106-K9 - Cisco Aironet 2106 Wireless POE LAN Controller Network Management Device
SKU: AIR-WLC2106-K9
Price: $324.71
AIR-CB21AG-A-K9 - Cisco Aironet 802.11a/b/g Wireless Cardbus Network Adapter
SKU: AIR-CB21AG-A-K9
Price: $150.71
AIR-CB21AG-E-K9 - Cisco Aironet 802.11a/B/G Wireless Cardbus Adapter
SKU: AIR-CB21AG-E-K9
Price: $212.78
AIR-CT5508-12-K9 - Cisco Aironet 5508 Wireless Controller for up to 12 Cisco Access Points
SKU: AIR-CT5508-12-K9
Price: $435.39
PWR-WLC2100-AC - Cisco Wireless Lan Controller Power Supply for Aironet 2100 Series
SKU: PWR-WLC2100-AC
Price: $161.11
AIR-AP1852E-A-K9C-BR - Cisco Bracket for Aironet 1852 Wireless Access Point
SKU: AIR-AP1852E-A-K9C-BR
Price: $44.21
AIR-AP1852I-A-K9C-BR - Cisco Bracket for Aironet 1852 Wireless Access Point
SKU: AIR-AP1852I-A-K9C-BR
Price: $44.21
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.