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US Robotics

US Robotics 8725600 56K ISA Internal Modem Card Model 0613 V.90 Dial-Up

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SKU:
24246
MPN:
8725600
Condition:
Used
Availability:
Usually ships within 1-2 business days.
Weight:
1.00 LBS
Shipping:
Calculated at Checkout
  • US Robotics 8725600 ISA modem card Model 0613 – angled front-left view showing ISA edge connector and RJ-11 bracket port
  • US Robotics Model 0613 PCB back label showing FCC Part 68 compliance, FCC Reg No. 4X2USA-25227-M5-E, and REN 0.9B
  • US Robotics 8725600 56K ISA modem card – right-side angled view showing full PCB layout, onboard speaker, and main controller chip
  • US Robotics 8725600 ISA modem card – angled front-right view showing bracket with two RJ-11 ports and barcode label
  • US Robotics ISA modem card – reverse angled view showing Analog Devices modem chipset and full PCB component layout
  • US Robotics Model 0613 PCB close-up of FCC label showing USROBOTICS Model 0613 markings and DOC Label notation
  • US Robotics 8725600 ISA modem card – top-down view showing full PCB, main modem controller IC, onboard speaker, and ISA gold-finger connector
$12.00
Was: $25.00
Current Stock: 9

Sold Out

Description

US Robotics 8725600 56K ISA Internal Modem Card Model 0613 V.90 Dial-Up

Internal ISA modem card for dial-up internet and fax transmission. Supports V.90 standard at 56 Kbps data rate with dual RJ-11 ports for line and phone connections.

Specifications & What's Included

  • Brand: US Robotics | Model: 0613 | MPN: 8725600
  • Interface: ISA (Industry Standard Architecture)
  • Data Rate: 56 Kbps | Standard: V.90
  • Ports: 2 x RJ-11 (Line / Phone)
  • Onboard speaker | FCC Registered (4X2USA-25227-M5-E)
  • Card only; no accessories included

Applications

This modem card was used in desktop computers running dial-up internet service during the 1990s and early 2000s. Compatible with systems using ISA slots, including older IBM-compatible PCs and some workstations. Supported fax transmission and internet access prior to broadband adoption. Used in legacy systems where dial-up connectivity remains necessary.

Condition: Used
This US Robotics 8725600 56K ISA Internal Modem Card (Model 0613) has been inspected and appears to be in good condition. The PCB is clean with no cracked traces, broken components, or obvious damage visible. The ISA edge connector contacts look intact, and the RJ-11 port bracket is straight. There is light general handling wear consistent with a used expansion card. Please review our photo set and contact us if you have any questions. Please note: We have multiple units in stock — yours may not be the one shown in the photos, however, it will be similar in condition and function.
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Warranty Information

We stand behind every item we sell with a 30-day money-back guarantee. If your item arrives not as described, you may return it within 30 days for a full refund. Please inspect your purchase upon arrival and contact us with any questions.
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Additional Information

Brand:
US Robotics
Model:
0613
MPN:
8725600
Type:
56K ISA Internal Modem Card
SKU:
24246
Condition:
Used – Inspected
Interface Type:
ISA (Industry Standard Architecture)
Data Rate:
56 Kbps
Modem Standard:
V.90
Form Factor:
ISA Card
Connector Type:
RJ-11
Number of Ports:
2 x RJ-11 (Line / Phone)
Speaker:
Yes – onboard speaker
FCC Registration:
4X2USA-25227-M5-E
REN:
0.9B
Standards Compliance:
FCC Part 68
Application:
Dial-Up Internet / Fax
Country/Region of Manufacture:
United States
Seller Notes:
Card only; no accessories included.
Condition Notes:
US Robotics 8725600 56K ISA modem card, Model 0613. Inspected and in good condition. PCB is clean, ISA edge connector intact, RJ-11 port bracket straight. Light handling wear. Please contact us with any questions.
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