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Analog Async Bell 202T Modem - Leased-Line, AC power

The heavy-duty, reliable modem for industrial jobs.

$1,043.99 CAD

Limited Quantity In Stock
Typically Ships within One Week
Extended Double Diamond™ Warranty Available (3 Additional Year)

*Required field

Product Features

  • Ideal for banks, PLCs, and industry or wherever polling equipment is common.
  • Supports the Bell 202T modem standard, a prerequisite for many leased-line applications.
  • Built tough for outdoor environments.


  • Operates over point-to-point or multipoint polled systems, full- or half-duplex over 2- or 4-wire circuits.
  • Perfect for industrial, SCADA, and metering applications.
  • Works on indoor and outdoor copper lines that do not meet conventional specifications.
  • Circuitry prevents data and carrier-detect errors over noisy lines.
  • Antistreaming capability.
  • Enables users to verify transmitted and received data via its diagnostic feature.
  • Data rates up to 1200 bps over unconditioned lines or 1800 bps over conditioned lines.
  • Standalone AC and DC, and rackmount card models are available.
  • Card version installs in the BLACK BOX® Modem Rack II (RM421A).

  • Tech Specs

    Connectors RS-232: (1) DB25 F; Telco: (1) RJ-45; 4-wire mode: Pins 4 and 5 for Transmit, Pins 3 and 6 for Receive; 2-wire mode: Pins 4 and 5 for Transmit/Receive
    Modulation FSK
    Power 100-240 VAC, 50-60 Hz, external
    RTS/CTS Delay 8, 33, 59, or 219 ms
    Size 2.3"H x 7"W x 9.6"D (5.8 x 17.8 x 24.4 cm)
    Weight 1.6 lb. (0.7 kg)
    This product works with:
  • DB9 Extension Cable (with EMI/RFI Hoods) (EDN12H)
  • The MD1970C also works with:
  • Modem Rack II (RM421A)
  • Questions? Contact our FREE Tech Support.

    * Technical specification weight is the unit weight. It is not the packaged shipping weight. For shipping weight, please contact Black Box customer service at 877-877-2269.



    Double Diamond Warranty

    Extended 1 Year Warranty Available

    Protect your purchase with an additional 1 Year Double Diamond™ warranty!
    Cost: $104.40 CAD

    Extended 3 Year Warranty Available

    Protect your purchase with an additional 3 Year Double Diamond™ warranty!
    Cost: $208.79 CAD


    Double Diamond™ Warranty (Standard)

    Take the risk out of equipment purchases with the Double Diamond™ Warranty from Black Box Network Services.

    The Double Diamond Warranty is our no-questions-asked warranty that protects your Black Box® brand products* from accidental damage, including drops, water, and power surges.

    During the warranty period, Black Box Network Services will repair or replace your damaged equipment within one week of receipt at NO CHARGE!

    Plus, get an Extended Double Diamond Warranty.

    You can also extend your warranty or protect a previously purchased Black Box® brand product* for an additional year—for only 10% of the purchase price! Or, extend your coverage for a full three years for only 20% of the purchase price!

    Ordering an extended warranty is easy: When viewing a product in your shopping cart, just select the one or three years of additional coverage in the dropdown menu under “Warranty Options.” For details, contact Customer Service at 787-767-3500.

    ** Certain products may not be eligible.

    What’s more, we also have a 45-day, no-questions-asked return policy. Simply call Customer Service for a Return Authorization (RA) number, return your product in new condition and in the original package, and receive a full refund.