Serial Boards
7161 PCI Serial Card
7161 - 16 Port RS-232 PCI Serial Card (COMM+16.PCI)
CE is a mandatory standard for products on the market in the European Economic Area. By CE marking a product, the manufacturer ensures that the item meets the essential safety requirements set out in the applicable CE directive.
This product fully adheres to the Restriction of Hazardous Substances Directive 2002/95/EC, RoHS for short.  The directive covers the restriction of use of certain hazardous substances in electrical and electronic equipment and was adopted in February 2003 by the European Union.
This product has a lifetime warranty against product failure (excludes user or enviromental damage).
The Federal Communications Commission (FCC) is an independent agency of the United States government that sets standards and governs the testing of conducted and radiated emissions such as EMI.
3 7161 versions available

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Version information
Lead time*
1 off price**
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7161 with 2x DB25M 8 port cables
No stock
7161 with 2x DB9M 8 port cables
No stock
7161 with 16C954 UART and 2x DB25M 8 port cables
No stock
Peripheral information
Lead time*
1 off price**
Request qty / trade pricing**
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DB25 Female to DB25 Male Extension Cable, 72" in Length
No stock
DB25 Female to DB9 Male - RS-232 Converter
No stock
Terminal Block Kit - TB04 + CA104 Cable
No stock
Terminal Block Kit - DB25 Female to 25 Screw Terminals, 6" Snap Track & DIN-rail Mounting Clips
No stock
All prices exclude VAT at current rate.
Minimum order value - £50 (exc. VAT and delivery).
Free delivery of the 7161 to UK Mainland on orders over £150 (exc. VAT and delivery) when purchasing online - excludes Northern Ireland, Isle of Man, Isle of Wight, Scottish Islands and the Channel Islands.

* Lead time is indicative and is subject to change at time of ordering. Next business day delivery on in-stock products only (when ordered before 3pm).
** Contact us for quantity or project pricing.
† Additional delivery charge may be incurred for certain postcodes (calculated at checkout)

7161 overview

  • Manufacturer : Sealevel
  • Communication : Asynchronous
  • Interface : RS-232 Interface
  • Ports : 16
  • UART : 16C854
  • Max. Data Rate : 460.8Kbps
  • Max. Data Distance : up to 50ft
  • Other Features : On-board interrupt status port maximises interrupt sharing efficiency
  • Connectors : Includes 2x Micro DB68S to 16x DB25M cables (Item# CA202-ROHS)
  • Operating Temperature : 0°C to +70°C
  • Software : SeaCOM software drivers included
  • Warranty : Lifetime Warranty
The 7161 PCI serial interface provides sixteen RS-232 serial ports capable of data rates to 460.8K bps. Each RS-232 port implements all modem control signals for maximum compatibility with a wide range of peripherals.

The board is Universal Bus (3.3V and 5V) compatible and utilizes 16C854 UARTs to provide 128-byte Tx/Rx FIFOs for maximum reliability in data intensive applications.

The board ships with two 36" cables that terminate to sixteen DB25M connectors. Ordering options allow the choice of UARTs for custom baud rates and 9-bit protocols.
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T: +44 (0)1782 337 800 • E: SALES@IMPULSE-EMBEDDED.CO.UK
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