Alternative to JD571A: Better-Value Equivalents in Stock
Comparing the JD571A (JD571A - HP 1-Port ISDN-S/T Smart Interface Card 1 x ISDN BRI (S/T) WAN) against alternatives? Pro Disk Network stocks 12 similar HP 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 JD571A
| SKU | JD571A |
|---|---|
| Product | JD571A - HP 1-Port ISDN-S/T Smart Interface Card 1 x ISDN BRI (S/T) WAN |
| Current price | $501.55 |
| Stock status | In Stock |
| Detail page | View JD571A › |
Alternatives to JD571A
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.
J9010A - HP ProCurve Secure Router dl 2-Port ISDN BRI U Module 2 x ISDN BRI (U)
SKU: J9010A
Price: $1,206.83
JD566A - HP Isdn Terminal Adapter - Plug-in Module - Multifunction Interface Module (mim) - Isdn Pri T1 - T-1
SKU: JD566A
Price: $641.42
JD557A - HP 1-Port Enhanced Serial Smart Interface Card for Data Networking 1 x Serial WAN
SKU: JD557A
Price: $86.32
JD558A - HP Voice Interface Card - Plug-in Module - Smart Interface Card (sic) / 2 Analog Port(s)
SKU: JD558A
Price: $265.26
28606-63001 - HP 16.4ft 62-Pin Male to 15-Pin Male WAN Link Interface Cable
SKU: 28606-63001
Price: $96.84
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.