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Black Box IC1474A-F Box Rs232 To Rs-422 Interface Bidirectional Converter - 1 X Db-9 Rs-232 , 1 X Rs-422 Terminal Block - Internal
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Overview
Specs
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- RS422 pin-outs match an SMPTE video standard-compatible controlling device.
- For DB9 equipment, if the peripheral operates on the RS422 signal, use only one DB9 converter. But if the transmitting and receiving equipment only operates on RS-232, use two converters.
- Provides 115.2-kbps speed for distances up to 4000 feet (1219.2 m).
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Limited Warranty period (parts): 1 year
- Limited Warranty period (labor): 1 year
- Read full details
Return Policies
- Return for refund until: January 31, 2027
- Return for replacement until: January 31, 2027
- This item is covered by Newegg.com's Extended Holiday Return Policy.
- Read full return policy for details.
We want to ensure your holiday shopping this year is hassle-free. That’s why we’re automatically extending our return policies on almost every product! For purchases placed between November 1st, 2026 and December 31, 2026 you will have until January 31, 2027 to return your product.
Manufacturer Contact Info
- Manufacturer Product Page
- Manufacturer Website
- Support Phone: 1-877-877-2269
- Support Website
- View other products from Black Box Corporation
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The Black Box IC1474A-F is a bidirectional RS-232-to-RS-422 transceiver for technicians connecting serial equipment across distances up to 4,000 feet; it has a DB-9 RS-232 port, an RS-422 terminal block, and internal power.
Recommended For
- Users connecting an RS-232 computer or controller to one RS-422 device in a point-to-point, bidirectional serial link.
- Installers extending asynchronous serial communication over a long cable run where the link’s speed and distance fit the converter’s stated limits.
- Users whose RS-232 and RS-422 equipment need two-way, full-duplex communication over a four-wire connection.
- Technicians maintaining legacy serial equipment that can use RS-232 control-line power and needs conversion of asynchronous data signals.
Spec Summary
| Attribute | Value |
|---|---|
| Best For | Bidirectional RS-232 to RS-422 serial interface conversion |
| Device Type And Range | Transceiver with a maximum distance of 4,000 ft |
| Power | Internal power adapter |








