US Robotics USR4000 Call Director Switch

US Robotics USR4000 Call Director Switch - Phone, Fax, Modem

Item#:  U13-2502  | Model#: USR4000

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US Robotics USR4000 Call Director Switch Product Details

US Robotics USR4000 Call Director Switch
The US Robotics USR4000 Call Director Switch automatically screens and routes all incoming voice, fax, and modem calls to the right equipment every time. This US Robotics USR4000 Call Director Switch removes the need for multiple costly telephone lines and results in a fast return on investment. With no drivers or software to install, the US Robotics USR4000 Call Director Switch is easy to use and works with any type of phone system or telephony device making it ideal for Out-of-Band Network Access, Point of Sale, Remote Equipment Maintenance, and many other demanding business applications.

What It Is And Why You Need It

  • The US Robotics USR4000 Call Director Switch automatically screens and routes all incoming voice, fax, and modem calls to the right equipment every time


  • Input Power Requirements
    At AC Transformer: 110-125 Volts AC only, 50-60 Hz
    At power jack on Call Director: 12/14 Vac, 14/16 Vdc
  • Power Consumption
    Active: 6.2 Watts
    Standby: Approximately 50 mA @120 Vac and approximately 44 mA @12 Vdc
  • Call Operator Interface
    Ringer Equivalence Number: 0.5B
    Input Ring Detection: 40-150 Volts AC, 15-68 Hz
  • Device Interface
    Battery: 48 Volts Nominal DC to all devices
    Off-Hook Detection: 3-80 mA
    Ring Generator Frequency: 30 Hz (+/-0.1) Hz Voltage Regulated and current limited
  • Waveform
    True Sinusoidal
    Ringing No Load: Approximately 82.8 Volts RMS AC
    Ringing 8K Ohm Imp. (REN1.0): Approx. 81.6 Volts RMS AC
    Ringing 4K Ohm Imp. (REN2.0): Approx. 73.0 Volts RMS AC
    Ringing 2.7K Ohm Imp. (REN3.0): Approx. 64.5 Volts RMS AC
    Ringing 2K Ohm Imp. (REN4.0): Approx. 55.0 Volts RMS AC
    Ringing 1.8K Ohm Imp. (REN5.0): Approx. 49.5 Volts RMS AC
  • Physical
    5 RJ-11 Ports (Line In, Voice 1, Voice 2, Fax, Modem)
    Power Supply: 12Vac 1A
    Power LED
  • Environmental
    Temperature: Operating Temperature conditions: 0 to 40 degrees C, Non-Operating Temperature conditions: -10 to 70 degrees C
    Humidity: Operating Humidity conditions: 10% to 90% non-condensing ,Non-Operating Humidity conditions: 5% to 90% non-condensing
  • Regulatory
    FCC approved (Part 15 Class B/Part 68)
  • Package Dimensions/Weight
    12 x 8 x 2.5 in.
    1.7 lb
  • Product Dimensions
    8.2 x 2.5 x 1.45 in.
    1.0 lb


  • Automatic Detection
    - Pre-programmed to automatically route fax calls to fax or fax modem
    - Barge-In protection means active calls won’t get interupted by another connected device
  • Money Saver
    - Add new equipment without adding phones lines
  • Manual Control
    - Transfer a call to any device port by touch tones
  • Ringback Tones
    - Bell Spec tones sounds just like the phone company’s
  • Non-Volatile Memory
    - Programming is preserved after a power outage
  • Programmable
    - Program all features via telephone keypad; no PC interface or drivers to install
    - Program security access codes means better security and control
    - Remote programming and diagnostics
  • Wide range of products for line sharing
    - Modems, Out-of-Band Network Management, POS, Energy Management/HVAC, Time & Attendance, Fax Machines, Credit Card Terminals, Postage Meters, and Digital Signage.

Key Messages

  • Share 1 telephone line with up to 4 devices
    a. Route voice, fax, and modem calls to correct equipment
    b. Add a new device without the need to add another telephone line
  • Fast ROI
    a. Cancel expensive telephone lines to quickly start saving money
  • Easy to install and use
    a. Linux Plug and Play, no firmware or software to install
    b. Manual control - transfer to any device port by touch tones
    c. Programmable for security or remote access


  1. Plug and Play installation, no need for professional installation
  2. Pays for itself in 3 months with just 1 line reduction
  3. Add new equipment without paying for additional telephone lines
  4. Program the device via the keypad, add security access codes or even program remotely by phone
  5. Surge protection means no reprogramming after a power outage
  6. Barge-in protection prevents active calls from being interrupted by another device

What's Included

  • Manufactured by: USRobotics
    Warranty provided by: USRobotics
    Limited Warranty: 12 months parts; 12 months labor
    Mfg Part No: USR4000
    UPC No: 738168041084
    Box Size: ( Length:11, Width:8, Depth:4)
    Shipping Weight: 2.0500 pound(s)
    Click here for full warranty and support information
  • Limited Warranty: A full text version of the limited warranty may be obtained by mailing a self addressed, stamped envelope to the address below and requesting the warranty for item number: U13-2502
    Warranty Information
    7795 W. Flagler St. Suite 35
    Miami, FL. 33144

  • USRobotics logos are registered trademarks of USRobotics. All others trademarks and copyrights mentioned herein are the property of their respective owners.