BLACK BOX
BLACK BOX IC820A UNIVERSAL RS232 TO RS422/485 BIDIRECTIONAL CONVERTER
Mfg Part Number: IC820A , Item #: 1662105
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Price: $194.03
+ Free Shipping
Quantity:
In Stock: 33
Last Updated: Dec 11, 2025
No Sales Tax except these states
, PO and Wire.
- Enables you to select RS-485 2-wire half-duplex or RS-485 4-wire full-duplex operation.
- Selectable RS-422 operation with transmit and receive always enabled.
- Automatic RS-485 driver control, so it works without any special programming for handshaking signals. Also enables transmitter from RS-232 TD signal and receiver when not transmitting.
- Built-in bridging switches for 2- or 4-wire operation with no external jumpers to set.
- Set operating mode with four switches.
- Converts using either port power or power from an external 120-VAC/12-VDC power supply (sold separately).
- No external power is required if two RS-232 output handshake lines are available.
Main Specification
| General Information | |
| Manufacturer | Black Box Corporation |
| Manufacturer Part Number | IC820A |
| Manufacturer Website Address | http://www.blackbox.com |
| Brand Name | Black Box |
| Product Model | IC820A |
| Product Name | IC820A Universal RS-232 to RS-422/485 Bidirectional Converter |
| Product Condition | New |
| Product Type | Transceiver/Media Converter |
| Interfaces/Ports | |
| Total Number of Ports | 2 |
| Power Description | |
| Power Source | Power Supply |
| Plug/Connector Type | Terminal Block |
| Physical Characteristics | |
| Form Factor | External |
| Miscellaneous | |
| Environmentally Friendly | Yes |
| Country of Origin | United States |
| TAA Compliant | Yes |
| Warranty | |
| Limited Warranty | 5 Year |
Power Adapters
WARNING:: The plastic used in cable products can expose you to lead and lead components,
chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information go to www.P65Warnings.ca.gov
