Alternative to NM-4B-S-T: Better-Value Equivalents in Stock
Comparing the NM-4B-S-T (Cisco NM-4B-S/T 4 x Ports ISDN-BRI Network Module for Catalyst 3600) 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 NM-4B-S-T
| SKU | NM-4B-S-T |
|---|---|
| Product | Cisco NM-4B-S/T 4 x Ports ISDN-BRI Network Module for Catalyst 3600 |
| Current price | $140.36 |
| Stock status | In Stock |
| Detail page | View NM-4B-S-T › |
Alternatives to NM-4B-S-T
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.
NM-1CT1 - Cisco Channelized T1/ISDN-PRI Network Module 1 x Channelized T1/ISDN PRI WAN Network Module
SKU: NM-1CT1
Price: $150.71
WIC-1B-U-V2 - Cisco Sinlge Port ISDN BRI U High-Speed WAN Interface Card
SKU: WIC-1B-U-V2
Price: $99.58
CISCO878-SEC-K9 - Cisco 878 G.SHDSL 4 x 10/100Base-TX LAN + 1 x WAN + 1 x ISDN BRI (S/T) WAN Integrated Services Router
SKU: CISCO878-SEC-K9
Price: $250.53
Cisco HWIC-4B-S/T-RF 4-Port ISDN BRI S / T High-Speed WAN Interface Card
SKU: HWIC-4B-S-T-RF
Price: $743.22
NM-1FE2CT1-CSU - Cisco 3600 1-Port F Enet 2-Port Channel T1/ISDN PRI Network Module
SKU: NM-1FE2CT1-CSU
Price: $276.32
HWIC-2CE1T1-PRI - Cisco 2-Ports Channelized T1/E1 and ISDN High-Speed WAN Interface Card
SKU: HWIC-2CE1T1-PRI
Price: $778.87
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.