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Serial / RS232 / RS485 / RS422 / TTL Converter Products

USB Adapters - Fiber Optic Converters - Ethernet Converters

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  • INDUSTRIAL AND COMMERCIAL
  • Serial Data Converters
  • Serial Isolators and Suppressors
  • USB to Serial Adapters
  • Fiber Optic Media Converters
Tech credentials

Model CON-485-PE9 |  Data Sheet

The SerialComm CON-485-PE9 with optional built-in selectable 120 Ohm termination is a high quality port powered RS232 to RS485 converter with ESD and surge protection in a 9 pin format and is enclosed in a resilient housing.  This converter is supplied with two terminal blocks, a rugged terminal block and one with built-in optional 120 Ohm termination for maximum flexibility and reliability.  The CON-485-PE9 is bi-directional which means it will communicate in both directions  Our converters are protected by a 5 year warranty and 30 day money back guarantee.  These converters include both 9-pin DB9 for simple cable installation or included two 3-way terminal blocks for convenient screw terminal installation.  300 to 115.2K Baud Operation. Price: $15.95

The SerialComm CON-485-PIE is a high quality industrial-grade port powered or externally powered RS232 to RS485 converter with ESD and surge protection in a 9 pin format and is enclosed in a resilient housing.   The CON-485-PIE is bi-directional which means it will communicate in both directions.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  These RS232 to RS485 converters include both 9-pin DB9 for simple cable installation or included 4-way terminal block for convenient screw terminal installation.  300 to 115.2K Baud Operation. Price: $16.95

The SerialComm CON-485-PI9 is a compact, high quality industrial-grade, port powered RS232 to RS485 converter with ESD and surge protection in a 9 pin format and is enclosed in a resilient housing.  The CON-485-PI9 is bi-directional which means it will communicate in both directions.  Our converters are protected by a 5 year warranty and 30 day money back guarantee.  These RS232 to RS485 converters are compact and has an attached (removable) 4-way terminal block for convenient screw terminal installation.  300 to 115.2K Baud Operation. Price: $22.95

Model CON-485-PE25 |  Data Sheet

The SerialComm CON-485-PE25 is a high quality port powered RS232 to RS485 converter with ESD and surge protection  in a 25 pin format and is enclosed in a resilient housing.  The CON-485-PE25 is bi-directional which means it will communicate in both directions.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  These RS232 to RS485 converters feature 25-pin DB25 for simple cable installation.   300 to 115.2K Baud Operation. Price: $26.95

The SerialComm ISO-485-PI9 with optional built-in 120 Ohm termination is a high quality industrial-grade opto-isolated port-powered RS232 to RS485 converter with ESD and surge protection in a 9 pin format and is enclosed in a resilient housing.  This converter is supplied with two terminal blocks, a rugged terminal block and one with built-in optional 120 Ohm termination for maximum flexibility and reliability.  The ISO-485-PI9 is bi-directional which means it will communicate in both directions while providing 2500V optical isolation.  Our converters are protected by a 5 year warranty and 30 day money back guarantee.  This RS232 to RS485 converter optically isolated featuring isolation circuitry that protects your devices from voltage surges, noise and ground loop conditions.  These isolated converters include both 9-pin DB9 for simple cable installation or included two 3-way terminal blocks for convenient screw terminal installation.  300 to 57.6K Baud Operation. Price: $56.95

The SerialComm CON-485/422-PI9 with optional built-in selectable 120 Ohm termination is a high quality industrial-grade, port powered RS232 to RS485 / RS422 converter with ESD and surge protection in a 9 pin format and is enclosed in a resilient housing.  The CON-485/422-PI9 is bi-directional which means it will communicate in both directions.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  This converter features a multifunctional included 5-way terminal block for convenient screw terminal installation.  300 to 115.2K Baud Operation. Price: $29.95

The SerialComm CON-485/422-EE9 with optional built-in selectable 120 Ohm termination is high performance industrial-grade standalone, panel or rack mounted externally powered opto-isolated RS232 to 2-Wire RS485 or 4-Wire RS422 converter enclosed in a heavy-duty steel housing with ESD and surge protection in a 9 pin or RJ45 format.  The CON-485/422-EE9 is bi-directional which means it will communicate in both directions while providing 2500V optical isolation up to 115.2K baud.  The unit can be used to extend RS232 data up to 6000ft (1.8km).  It is also externally powered so you do not have to worry about your RS232 device's ability to port-power the converter.  This converter features optical isolation circuitry, which effectively protects your devices from voltage surges, noise and ground loop conditions.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  This converter includes a 9-pin DB9 and RJ45 for simple cable installation as well as included 5-terrminal block for convenient screw terminal  installation, 120/220VAC power supply and extension cable.  0 to 115.2K Baud Operation. Price: $39.95

The SerialComm CON-485/422-EE4 with optional built-in selctable 120 Ohm termination is a high performance industrial-grade standalone, panel or rack mounted externally powered opto-isolated RS232 to 4-Wire RS485 or 4-Wire RS422 converter enclosed in a heavy-duty steel housing with ESD and surge protection in a 9 pin or RJ45 format.  The CON-485/422-EE4 is bi-directional which means it will communicate in both directions while providing 2500V optical isolation up to 115.2K baud.  The unit can be used to extend RS232 data up to 6000ft (1.8km).  It is also externally powered so you do not have to worry about your RS232 device's ability to port power the converter.  This converter features optical isolation circuitry, which effectively protects your devices from voltage surges, noise, and ground loop conditions.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  This converter includes a 9-pin DB9 and RJ45 for simple cable installation as well as included 5-terrminal block for convenient screw terminal installation, 120/220VAC power supply and extension cable.  0 to 115.2K Baud Operation. Price: $45.95


Model CON-422-PE9 |  Data Sheet

The SerialComm CON-422-PE9 with optional built-in selectable 120 Ohm termination is a high quality port-powered RS232 to RS422 converter with ESD and surge protection in a 9 pin format and is enclosed in a resilient housing.  This converter is supplied with two terminal blocks, a rugged terminal block and one with built-in optional 120 Ohm termination for maximum flexibility and reliability.  The CON-422-PE9 is bi-directional which means it will communicate in both directions.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  This converter includes both 9-pin DB9 for simple cable installation or included two 3-way terminal blocks for convenient screw terminal installation.  300 to 115.2K Baud Operation. Price: $15.95

The SerialComm CON-422-PIE is a high quality, industrial-grade port-powered or externally powered RS232 to RS422 converter with ESD and surge protection and is enclosed in a resilient housing.   The CON-422-PIE is bi-directional which means it will communicate in both directions.  Our converters are protected by a 5 year warranty and 30 day money back guarantee.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  This converter includes both 9-pin DB9 for simple cable installation or included 4-way terminal block for convenient screw terminal installation.  300 to 115.2K Baud Operation. Price: $16.95

Model CON-422-PE25 |  Data Sheet

The SerialComm CON-422-PE25 is a high quality port-powered RS232 to RS422 converter with ESD and surge protection in a 25 pin format and is enclosed in a resilient housing.  The CON-422-PE25 is bi-directional which means it will communicate in both directions.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  This converter features 25-pin DB25 for simple cable installation.   300 to 115.2K Baud Operation. Price: $26.95

The SerialComm CON-485/422-PI9 with optional built-in selectable 120 Ohm termination is a high quality industrial-grade, port powered RS232 to RS485 / RS422 converter with ESD and surge protection in a 9 pin format and is enclosed in a resilient housing.  The CON-485/422-PI9 is bi-directional which means it will communicate in both directions.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  This converter features a multifunctional included 5-way terminal block for convenient screw terminal installation.  300 to 115.2K Baud Operation. Price: $29.95

The SerialComm CON-485/422-EE9 with optional built-in selectable 120 Ohm termination is high performance industrial-grade standalone, panel or rack mounted externally powered opto-isolated RS232 to 2-Wire RS485 or 4-Wire RS422 converter enclosed in a heavy-duty steel housing with ESD and surge protection in a 9 pin or RJ45 format.  The CON-485/422-EE9 is bi-directional which means it will communicate in both directions while providing 2500V optical isolation up to 115.2K baud. The unit can be used to extend RS232 data up to 6000ft (1.8km).  It is also externally powered so you do not have to worry about your RS232 device's ability to port-power the converter.  This converter features optical isolation circuitry, which effectively protects your devices from voltage surges, noise and ground loop conditions.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  This converter includes 9-pin DB9 and RJ45 for simple cable installation as well as included 5-terrminal block for convenient screw terminal  installation, 120/220VAC power supply and extension cable.  0 to 115.2K Baud Operation. Price: $39.95

The SerialComm CON-485/422-EE4 with optional built-in selectable 120 Ohm termination, is a high performance industrial-grade standalone, panel or rack mounted externally powered opto-isolated RS232 to 4-Wire RS485 or 4-Wire RS422 converter enclosed in a heavy-duty steel housing with ESD and surge protection in a 9 pin or RJ45 format.  The CON-485/422-EE4 is bi-directional which means it will communicate in both directions while providing 2500V optical isolation up to 115.2K baud.  The unit can be used to extend RS232 data up to 6000ft (1.8km).  It is also externally powered so you do not have to worry about your RS232 device's ability to port power the converter.  This converter features optical isolation circuitry, which effectively protects your devices from voltage surges, noise, and ground loop conditions.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  This converter includes a 9-pin DB9 and RJ45 for simple cable installation as well as included 5-terrminal block for convenient screw terminal installation, 120/220VAC power supply and extension cable.  0 to 115.2K Baud Operation. Price: $45.95

Our Quality Guarantee

We back our high quality products with a 30 DAY Satisfaction Guarantee and a 5 year Manufacturer's Warranty. When you buy SerialComm products you are buying the best quality, and that is very important when interfacing with expensive equipment. SerialComm products are widely used by industry leaders.

Here are some of our valued customers, just to name a few:
  • Allied Electronics
  • BAE Systems Corp
  • Comcast Corp
  • Harris Corp
  • Northrop Grumman
  • USAF Academy
  • Honeywell Corp
  • Intel Corp
  • Johnson Controls
  • Lockheed Martin
  • Princeton University
  • Tyco Telecomm
  • NASA
  • Panasonic
  • Raytheon Corp
  • Siemens Corp
  • Seagate Technologies
  • Sirius Satellite Radio
  • The Boeing Company
  • Union Switch & Signal
  • AT&T
  • Cisco
  • General Electric
  • Microsoft.
  • Hewlett Packard
  • IBM
  • ITT Corp
  • L-3 Communications
  • Mitre Corp
  • US Navy
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Model TTL-232-5P |  Data Sheet

The SerialComm TTL-232-5P is a high quality port-powered RS232 to 5V TTL converter with ESD and surge protection in a 9 pin format and is enclosed in a resilient housing.  The TTL-232-5P is bi-directional which means it will communicate in both directions.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  This converter has both a 9-pin DB9 for simple cable installation or included 5-way terminal block for convenient screw terminal installation.  300 to 115.2K Baud Operation. Price: $17.95

The SerialComm TTL-232-5IE is a high quality, industrial-grade port-powered or externally powered RS232 to 5V TTL converter with ESD and surge protection in a 9 pin format and is enclosed in a resilient housing.  The TTL-232-5IE is bi-directional which means it will communicate in both directions.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  This converter has both a 9-pin DB9 for simple cable installation or included 4-way terminal block for convenient screw terminal installation.  300 to 115.2K Baud Operation. Price: $18.95

Model TTL-232-33P |  Data Sheet

The SerialComm TTL-232-33P is a high quality port powered RS232 to 3.3V TTL converter with ESD and surge protection in a 9 pin format and is enclosed in a resilient housing.  The TTL-232-33P is bi-directional which means it will communicate in both directions.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  This converter has both a 9-pin DB9 for simple cable installation or included 5-way terminal block for convenient screw terminal installation.  300 to 115.2K Baud Operation. Price: $17.95

The SerialComm TTL-232-33IE is a high quality, industrial-grade port-powered or externally powered RS232 to 3.3V TTL converter with ESD and surge protection in a 9 pin format and is enclosed in a resilient housing.  The TTL-232-33IE is bi-directional which means it will communicate in both directions.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  This converter has both a 9-pin DB9 for simple cable installation or included 4-way terminal block for convenient screw terminal installation.  300 to 115.2K Baud Operation. Price: $18.95

Model TTL-485-5P |  Data Sheet

The SerialComm TTL-485-5P is a high quality externally powered RS485 to 5V TTL converter with ESD and surge protection and is enclosed in a resilient housing .  The TTL-485-5P is bi-directional which means it will communicate in both directions. It can also extend the TTL distance up to 4000 feet (1.2 km).   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  This converter has both a 9-pin DB9 for simple cable installation or two included 5-way terminal blocks for convenient screw terminal installation and a 120/220VAC power supply.  300 to 115.2K Baud Operation. Price: $29.95


The SerialComm ISO-232-3P9 is a high quality industrial-grade 3-wire (TX, RX, GND) opto-isolated port powered RS232 isolator with ESD and static protection in a 9 pin format and is enclosed in a resilient housing.  ISO-232-3P9 is bi-directional and will provide signal 5000V optical isolation to any standard serial RS232 device providing voltage surge, ground loop and noise protection.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  This isolator features a 9-pin DB9 for simple cable installation.  300 to 57.6K Baud Operation. Price: $26.95

The SerialComm ISO-232-8E is a high quality, high performance, industrial-grade 8-wire (TX, RX, DTR, DSR, CTS, RTS, RI, and GND) opto-isolated externally powered RS232 isolator with ESD and static protection in a 9 pin format and is enclosed in a resilient housing.  ISO-232-8E is bi-directional and will provide signal 2500V optical isolation to any standard serial RS232 device providing voltage surge, ground loop and noise protection.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  300 to 115.2K Baud Operation. Price: $44.95

The SerialComm ISO-485-P is a high quality industrial-grade passive 2-wire (485+ 485-) RS485 surge suppressor with built-in terminal blocks.  The surge suppressor is compact and enclosed in a heavy-duty steel casing.  It provides 3 levels of surge suppression and can protect any standard RS485 port from transients, peaks, and spikes caused by lightning and other power surges.  The ISO-485-P can also resolve ground loop and noise problems.  The ISO-485-P protects the 2 lines: 485+ and 485-.  The unit is passive, therefore, no external power or flow control is required.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  This surge suppressor has an attached terminal blocks for convenient screw terminal installation.  300 to 115.2K Baud Operation. Price: $26.95

The SerialComm ISO-ETH-P is a high quality, industrial-grade passive 10/100M Ethernet surge suppressor.  The surge suppressor is compact and enclosed in a heavy-duty steel casing.   It provides 3 levels of surge suppression and can protect any standard Ethernet port from transients, peaks, and spikes caused by lightning and other power surges.  The ISO-ETH-P can also resolve ground loop and noise problems.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  The unit is passive, therefore, no external power or flow control is required.  This surge suppressor has two RJ45 for convenient cable installation.  Up to 100Mbps Operation. Price: $29.95


The SerialComm REP-232-3P is a pair of high quality industrial-grade port powered 3-wire RS232 data line extenders with optical isolation in a 9 pin format and is enclosed in a resilient housings.  The pair of REP-232-3P  will extend the distance RS232 RX and TX data lines up to 4000 feet (1.2km) while providing voltage surge protection.  The repeaters are 2500V opto-isolated to protect from lightning strikes and voltage surges.  This product will also handle grounding issues and noise conditions as well.  Our converters are protected by a 5 year warranty and 30 day money back guarantee.  This pair of repeaters has a 9-pin DB9 for simple cable installation or included 5-way terminal block for convenient screw terminal installation.  300 to 115.2K Baud Operation. Price: $35.95 - PAIR

The SerialComm REP-232-7P is a pair of high quality industrial-grade port powered 7-wire RS232 data and handshake line extenders with ESD and surge protection.  The pair of REP-232-7P will  extend the distance of any RS232 RX and TX data lines as well as CTS, RTS, DTR and DSR handshake lines up to 4000 feet (1.2km).  The repeaters are 2500V opto-isolated to protect from lightning strikes and voltage surges.  This product will also handle grounding issues and noise conditions as well.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  This repeater pair a has DB9 for simple cable installation or included 8-way terminal blocks for convenient screw terminal installation.  300 to 115.2K Baud Operation. Price: $44.95 - PAIR


OUR USB CONVERTERS ARE COMPATIBLE WITH WINDOWS 8 32/64, WINDOWS 7 32/64, VISTA 32/64, SERVER 2003, SERVER 2008, SERVER 2008 R2, XP 32/64, 2000, 98SE, CE, MAC 8/9/X, LINUX

Model USB-232-2 |  Data Sheet 

The SerialComm USB-232-2 is a high quality professional USB to RS232 adapter with ESD and surge protection in a 9 pin format and constructed with industrial grade components.  The USB-232-2 is bi-directional which means it will communicate in both directions.  These USB to RS232 adapters feature 9-pin DB9 for simple cable installation.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  This USB Converter utilizes the latest superior FTDI chipset and easy to install drivers are compatible with most Windows / MAC / LINUX operating systems including Windows 8, Windows 7, MAC 8/9/X and Linux.  300 to 460.8K Baud Operation. Price: $19.95

Model USB-4232 |  Data Sheet 

The SerialComm USB-4232 is a high quality industrial-grade USB to 4 Port RS232 converter with ESD and surge protection in a 9 pin format.  The USB-4232 is bi-directional which means it will communicate in both directions.  These USB to 4 Port RS232 converters feature (4) 9-pin DB9 for simple cable installation.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  This USB Converter utilizes the latest superior FTDI chipset and easy to install drivers are compatible with most Windows / MAC / LINUX operating systems including Windows 8, Windows 7, MAC 8/9/X and Linux.  300 to 115.2K Baud Operation. Price: $79.95

Model USB-485B |  Data Sheet   

The SerialComm USB-485B with optional built-in selctable 120 Ohm termination is a high quality professional USB to RS485 adapter with ESD and surge protection in a 9 pin format and constructed with industrial grade components.  The USB-485B is bi-directional which means it will communicate in both directions.  The RS485 to USB to adapter features both 9-pin DB9 for simple cable installation or included 3-way terminal block for convenient screw terminal installation.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  These USB RS485 converters utilize the latest superior FTDI chipset and easy to install drivers are compatible with most Windows / MAC / LINUX operating systems including Windows 8, Windows 7, MAC 8/9/X and Linux.  300 to 1 Mbps Baud Operation. Price: $29.95

Model USB-485C |  Data Sheet 

The SerialComm USB-485C with optional built-in selectable 120 Ohm termination is a high quality professional USB to RS485 / RS422 adapter with ESD and surge protection in a 9 pin format and constructed with industrial grade components.  The USB-485C is bi-directional which means it will not only convert from USB to RS485 / RS422 but RS485 / RS422 to USB.  The RS485 or RS422 to USB adapter features both 9-pin DB9 for simple cable installation or included multifunctional 5-way terminal block for convenient screw terminal installation.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  These USB  adapter utilizes the latest superior FTDI chipset and easy to install drivers are compatible with most Windows / MAC / LINUX operating systems including Windows 8, Windows 7, MAC 8/9/X and Linux.  300 to 1 Mbps Baud Operation. Price: $34.95

Model USB-ISO-485 Data Sheet 

The SerialComm USB-ISO-485 is a. high performance, industrial-grade USB to RS485/RS422 converter with an optional included terminal block easy installation.  The converter features 2500V Isolation as well ESD and surge protection protecting your USB port from voltage surges, lightning strikes, ground loops and noise conditions.  The USB-ISO-485 is bi-directional with autosensing auto-turnaround which means it will not only convert from USB to RS485/RS422 but RS485/RS422 to USB without any flow control.  Our converters are protected by a 5 year warranty and 30 day money back guarantee.  These USB to RS485 / RS422 converters utilize the latest superior FTDI chipset and easy to install drivers are compatible with most Windows / MAC / LINUX operating systems including Windows 8, Windows 7, MAC 8/9/X and Linux.  300 to 128,000 Baud Operation. Price: $59.95

Model USB-4485 |  Data Sheet 

The SerialComm USB-4485 is a high quality industrial-grade USB to 4 Port RS485 / RS422 converter with ESD and surge protection in a 9 pin format.  The USB-4485 is bi-directional which means it will communicate in both directions.  This adapter features both (4) 9-pin DB9 for simple cable installation or included (4) multifunctional 6-way terminal block for convenient screw terminal installation.  Our converters are protected by a 5 year warranty and 30 day money back guarantee.  These USB converter utilities the latest superior FTDI chipset and easy to install drivers are compatible with most Windows / MAC / LINUX operating systems including Windows 8, Windows 7, MAC 8/9/X and Linux.  300 to 230,400 Baud Operation. Price: $95.95

Model USB-TTL-5 |  Data Sheets 

The SerialComm USB-TTL-5 is a high quality bi-directional USB to 5V TTL Converter with ESD and surge protection in a 9 pin format.  It is a combination of the SerialComm USB-232-2 and TTL-232-5P Converters.  The combination is bi-directional which means it will communicate in both directions.  The 5V TTL to USB converter features both 9-pin DB9 for simple cable installation or included 5-way terminal block for convenient screw terminal installation.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  This USB to ttl converter utilizes the latest superior FTDI chipset and easy to install drivers are compatible with most Windows / MAC / LINUX operating systems including Windows 8, Windows 7, MAC 8/9/X and Linux.  300 to 115.2K Baud Operation. Price: $36.95

Model USB-TTL-33 |  Data Sheets  

The SerialComm USB-TTL-33 is a high quality USB to 3.3V TTL Converter with ESD and surge protection in a 9 pin format.  It is a combination of the SerialComm USB-232-2 and TTL-232-33P Converters.  The combination is bi-directional which means it will not only convert from USB to TTL but TTL to USB.  The 3.3V TTL to USB converter features both 9-pin DB9 for simple cable installation or included 5-way terminal block for convenient screw terminal installation.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  These USB to 3.3V converters utilize the latest superior FTDI chipset and easy to install drivers are compatible with most Windows / MAC / LINUX operating systems including Windows 8, Windows 7, MAC 8/9/X and Linux.  300 to 115.2K Baud Operation. Price: $36.95


The SerialComm 232-FIBER-SM (Single Mode) or 232-FIBER-MM (Multi-Mode) are high quality industrial-grade externally powered standalone, panel or rack mounted Serial RS232 to Fiber Optic Converters enclosed in heavy-duty steel housings with ESD and surge protection.  The Fiber Optic Media Converter comes with a RS232 Port DB9 connector and fiber optic connector in either ST or SC Connectors.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  The serial to fiber optic converter (fiber optic modem) supports asynchronous serial RS232 communications through fiber optic links. 300 To 120K Baud Operation.

MM (Multi-Mode) ST or SC - $128.95 SM (Single-Mode) ST or SC - $145.95

The SerialComm SER-FIBER-SM (Single Mode) or SER-FIBER-MM (Multi-Mode) are high quality industrial-grade externally powered standalone, panel or rack mounted Serial RS232 / RS485 / RS422 to Fiber Optic Converters enclosed in heavy-duty steel housings with ESD and surge protection.  Both the SM and MM converters come with either ST or SC Connectors.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  This versatile multifunctional media converter can be used to convert either the RS232 / RS485 / RS422 to fiber and back to any of RS232 / RS485 / RS422 ports using noise resistant fiber optic links. 300 To 460K Baud Operation.

MM (Multi-Mode) ST or SC - $135.95 SM (Single-Mode) ST or SC - $155.95

The SerialComm ETH-FIBER-SM (Single Mode) or ETH-FIBER-MM (Multi-Mode) are high quality  externally powered standalone, panel or rack mounted 10/100M Ethernet to Fiber Optic Converters enclosed in heavy-duty steel housings with ESD and surge protection.  Both the SM and MM converters come with either ST or SC Connectors.   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  The multi-functional Ethernet to fiber optic converter (fiber optic modem) supports data communication between 10/100BaseTX and 100BaseFX fiber optic links. 10Mbps To 200Mbps Baud Operation.

MM (Multi-Mode) ST or SC - $45.95 SM (Single-Mode) ST or SC - $49.95

The SerialComm ETH-FIBER-SM-2 (Single Mode) or ETH-FIBER-MM-2 (Multi-Mode) are high quality externally powered standalone, panel or rack mounted 10/100/1000M Ethernet to Fiber Optic Converters enclosed in heavy-duty steel housings with ESD and surge suppression.  Both the SM and MM converters come with either ST or SC Connectors   Our converters are protected by a 5 year warranty and 30 day money back guarantee.  The multi-functional Ethernet to fiber optic converter (fiber optic modem) supports data communication between 10/100/1000BaseTX and 1000Base-SX/LX fiber optic links. 10Mbps To 2000Mbps Baud Operation.

MM (Multi-Mode) ST or SC - $119.95 SM (Single-Mode) ST or SC - $129.95

We offer a wide range of Low Profile Serial Gender Changers for any application.

  

DB9 Male / DB9 Male - Price $5.95 DB9 Female / DB9 Female - Price $5.95
DB25 Male / DB25 Male  - Price $5.95 DB25 Female / DB25 Female - Price $5.95
DB9 Male / DB25 Female - Price $7.95 DB9 Female / DB25 Male - Price $7.95
DB9 Male to Fem. Null Modem - Price $6.95 DB9 Female / RJ45 female - Price $7.95

 

We offer a wide range of Gold Plated Terminal Blocks for your serial data application.

  

DB9 Male. / 9 Pin Terminal  - Price $10.95 DB9 Fem. / 9 Pin Terminal  - Price $10.95
DB15 Fem. / 15 Pin Terminal - Price $12.95 DB25 Fem. / 25 Pin Terminal - Price $15.95
USB Fem. / 4 Pin Terminal - Price $8.95 S-Video / 9 Pin Terminal - Price $9.95 

 

We offer serial communication accessories and cable to make applications a breeze.

  

DB9 Male/Fem. 10ft Cable - Price $6.95 DB25 Male/Fem. 10ft Cable - Price $7.95
DB9 Male/Fem. Jumper Box - Price $11.95 DB25 Male/Fem. Jumper Box Price $11.95
DB9/DB25 Loop Back Tester - Price $7.95  

 

We offer 5 Meter Fiber Optic Test Cables to assist your troubles shooting of fiber optic converter applications.

  

SM Duplex ST/ST - Price $17.95 SM Duplex SC/SC - Price $17.95
MM 50/125 Duplex ST/ST - Price $17.95 MM 50/125 Duplex SC/SC - Price $17.95
MM 62.5/125 Duplex ST/ST - Price $17.95 MM 62.5/125 Duplex SC/SC - Price $17.95

 


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SIMA S. ENTERPRISES LLC
www.rs232-converters.com
email:sales@simaenterprises.com
PHONE:1-877-647-7434

FAX: 1-732-749-3598

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Los Angeles, CA 90034



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OUR CUSTOMER GUARANTEE!

We are a full service company offering the highest quality converters at a low price.

 

 

Quality Guarantee - SerialComm converters are low priced, high quality products and made to last a lifetime. They are manufactured in a ISO-9001 certified facility using surface mount technology with lead free components.  All converters are pretested prior to shipment and are fully guaranteed for 5 years.  There are no converters, Commercial or Industrial that surpass SerialComm's quality standards at any price tag. Satisfaction Guarantee - We offer a 100% 30 Day Money Back Guarantee which most companies do not offer.  If for any reason, you 're not satisfied with your purchase within 30 days, you can return it with no penalties.  We will return the full value of the order minus shipping costs. We do not reimburse express shipping fees.  We do not add restocking fees when returning a purchase within 30 days. Manufacturer's WarrantySerialComm offers a 5-year Workmanship Warranty.  We are so confident our product are built to last, within a 5 year period from the time of purchase, if a rare event of a malfunction should occur; we will replace your product for free.  Fill out our RMA form and we will issue you a RMA number for return of your product.   We do not issue refunds after 30 days of purchase. Express Shipping Guarantee - We specialize in shipping express orders on-time.  If FEDEX express shipping is selected before 6:30 PM E.S.T. and the items are in stock; we guarantee that we will get the order delivered to FEDEX on-time for the scheduled express delivery.  If we fail do to so, we will ship you the package the next day and credit you the full value of the order. (LIMITED TO $100 PER ORDER).  Please refer to our Terms for full details.
 

Free Worldwide Shipping - We offer FREE shipping with all SerialComm products with TRACKING!  Not just to the U.S., we ship our products worldwide for FREE.   Given availability of items, they are shipped the next business day with an ETA of 2-5 days for domestic and 5-15 days for International orders using USPS, FEDEX or DHL couriers.  Express Shipping is extra and shipped the same day ordered.

 

Sales & Technical Support -We offer sales and technical support by phone, live chat and email 24/7.  Our sales team  provides immediate customer support such as taking orders or assisting in expedited shipping requirements.  If you need technical help, an experienced Electrical Engineer can offer assistance.  Our technical support team can be an invaluable service which we provide for free.

 

Purchase Orders - We accept purchase orders as well as credit cards and PayPal. We understand that many companies prefer to issue purchase orders rather than using credit cards.  We accept purchase orders with NET 30 terms in most cases.    Not too many companies on the internet are willing to accept purchase orders but we do.  Purchase orders can be faxed or emailed.

 

Fully Certified - Certifying Data Communication Products is extremely important for compatibility, safety and standards compliance.  All of our products are fully certified and passed CE, FCC and RoHS compliance tests.  These certificates provide confidence that our products are the highest quality while also environmentally safe and compatible with other devices.