RS232 Cables, Converters and Adapters

We offer multiple ways to convert RS232. We have 3-5V TTL converter cables, RS232 to USB, Ethernet converters, and USB to TTL converters. TTL converters allow you to communicate directly with your micro-controller or other TTL device. The RS232 to Ethernet devices allow you to bring serial RS232 equipment onto an Ethernet LAN/WAN.

Sub Categories

RS232 Adapters Adapters to convert DB9 to DB25. DB9 Extention Cables. Null Cable Modems. Loop Back testers, Gender Benders, etc.	RS232 TTL Converters These cables and boards are used for TTL to RS232 communications. The converters support 3.3V to 5V logic and we carry multiple connectors.
RS232 Ethernet Converters These devices allow you to bring serial RS232 equipment onto an Ethernet LAN/WAN	USB to TTL and RS232 These converters will plug into your USB plug and connect with a TTL device. We also have converters for USB to RS232.

Category Items

iPocket232 RS232 to Ethernet Converter - OPEN BOX The iPocket232™ RS232 to Ethernet converter captures the proven reliability of our most popular Remote Access products in a compact, cost-competitive package. Made by Precidia Technologies. U-108-000 ~~$149.00~~ $129.00 2 Ready to Ship!	USB to RS485 Converter Our USB to RS485 converter provides two way serial communications signal conversion between an RS485 device and your computer using a virtual COM port. MCU-036-100 $4.75 33 Ready to Ship!
USB to Serial Converter (Garagino's programmer) The USB Converter Serial (FT232RL) Rev1 has as its objective to convert USB to Serial communication. You can use it for communication (including programming) Microcontrollers. MCU-080-001 $13.95 3 Ready to Ship!	Molex 2-Pin Friction Lock Connector Set - 5 Pack Molex friction lock connector set with 0.100" pitch. This set features (5) 2-pin headers, (5) housings, and (15) 22-AWG crimps. TE-252-205 $4.25 15 Ready to Ship!
USB to TTL Serial Bare-Ended, FTDI, 5V TTL USB to Open-ended Serial Cable, FTDI, 5V TTL. MCU-071-005 $14.99 65 Ready to Ship!	USB to TTL Serial Bare-Ended, FTDI, 3.3V TTL USB to Open-ended Serial Cable, FTDI, 3.3V TTL. MCU-071-003 $14.49 73 Ready to Ship!
DELink 2 USB link The DELink 2 USB Link by Dimension Engineering, is the perfect compliment to program the kangaroo motion controller. Coupled with the DELink Software, you can design, test, and preview your lighting sequences with ease. TE-211-000 $19.99 22 Ready to Ship!	USB to Serial RS232 Adapter FTDI Chipset Cable Turn your 9-pin serial device such as a modem into a USB device. 6 feet long and easy to install. Male USB A to male DB9. Features a FTDI chipset integrated into the cable. MCU-054-072 $10.99 62 Ready to Ship!
Pololu 23201a Serial Adapter Fully Assembled 3-5V TTL The adapter allows you to connect your 3-5.5 V logic circuits to a COM port, which operates on higher and negative voltages. MCU-048-000 $11.50 39 Ready to Ship!	RS232 3-5V TTL Serial Converter Cable - No TTL Connector Female RS232 to TTL serial converter cable (Tx, Rx, +3V/+5V, GND) with handshaking (CTS, RTS). This converter cable does not have a connector on the TTL end. This item replaces MCU-016-072 MCU-026-072 $24.00 Out of Stock. Contact us for availability.
USB to TTL Serial Cable, FTDI, 5V TTL USB to TTL Serial Cable, FTDI, 5V TTL. This replaces discontinued part number MCU-036-472. MCU-047-005 $16.90 91 Ready to Ship!	USB to TTL Serial Cable, FTDI, 3.3V TTL USB to TTL Serial Cable, FTDI, 3.3V TTL. This replaces discontinued part number MCU-036-472. MCU-047-003 $16.90 104 Ready to Ship!
USB to TTL Converter - Bare Board Our USB to TTL converter provides two way serial communications signal conversion between the TTL (Transistor Transistor Logic) input/output (from an OOPic or other PIC) to and from a personal computer via virtual COM port. MCU-036-000 ~~$11.50~~ $10.29 125 Ready to Ship!	Slim Gender Changer DB9M to DB9F Slim Gender Changer DB9 Male to DB9 Female. TE-104-503 $3.90 6 Ready to Ship!
Slim Gender Changer DB9F to DB9F Slim Gender Changer DB9 Female to DB9 Female. TE-104-502 $3.90 13 Ready to Ship!	Slim Gender Changer DB9M to DB9M Slim Gender Changer DB9 Male to DB9 Male. TE-104-501 $3.90 25 Ready to Ship!
Serial Adapter DB9F to DB25F with Thumbscrews Serial Adapter DB9 Female to DB25 Female with Thumbscrews. TE-104-304 $4.90 7 Ready to Ship!	Serial Adapter DB9F to DB25M with Thumbscrews Serial Adapter DB9 Female to DB25 Male with Thumbscrews. TE-104-303 $4.90 10 Ready to Ship!
Serial Adapter DB9M to DB25M with Thumbscrews Serial Adapter DB9 Male to DB25 Male with Thumbscrews. TE-104-302 $4.90 10 Ready to Ship!	Serial Adapter DB9M to DB25F with Thumbscrews Serial Adapter DB9 Male to DB25 Female with Thumbscrews. TE-104-301 $4.90 10 Ready to Ship!
USB (A) Male to RS232 (DB9) Serial Cable with DB25 Adapter Turn your 9-pin serial device such as a modem into a USB device. 6-feet long and easy to install. With the included 25-pin serial adapter you can turn any 25-pin serial device into a USB device too. MCU-045-006 $12.95 5 Ready to Ship!	RS232 DB9 M-F 10 ft Serial Cable RS232 10 foot extension cable. DB9 Male to Female. 28AWG. TE-102-010 $6.80 12 Ready to Ship!
RS232 DB9 M-F 10 ft Serial Cable RS232 10 foot extension cable. DB9 Male to Female. 28AWG. TE-102-010 $6.80 12 Ready to Ship!	Null Modem Adapter DB9M to DB9M RS232 DB9 Male to DB9 Male Null Modem Adapter. TE-104-200 $5.99 5 Ready to Ship!
RS232 DB9 M-F 6 ft Serial Cable RS232 6 foot extension cable. DB9 Male to Female. 28AWG. TE-102-006 $5.90 14 Ready to Ship!	RS232 DB9 M-F 6 ft Serial Cable RS232 6 foot extension cable. DB9 Male to Female. 28AWG. TE-102-006 $5.90 14 Ready to Ship!
RS232-Male 3-5V TTL Type 1 Serial Converter Cable This is a MALE RS232 to TTL signal serial converter cable. The type I cable converts a serial signal to TTL with connections for Tx, Rx, +3V/5V and ground. The TTL connector is a 4-pin Friction Lock with a 0.100" pitch. MCU-030-148 $27.00 77 Ready to Ship!	Molex 4 Pin Friction Lock Headers This item includes 5 4-Pin Friction Lock Headers. These are can be used with Type 1 and Type 3 RS232 to TTL Cables TE-051-000 $3.50 33 Ready to Ship!
RS232 3-5V TTL Type 3 Serial Converter Cable Female RS232 to TTL serial converter serial cable. The Type III cable converts a serial signal to TTL with connections for Tx, Rx, +3V/+5V, CTS and RTS. The TTL connectors are a 4-pin Friction Lock and a 2-pin connector. Replaces MCU-016-372 MCU-026-372 $28.00 Out of Stock. Contact us for availability.	RS232 3-5V TTL Type 2 Serial Converter Cable Female RS232 to TTL serial converter serial cable. The Type II cable converts a serial signal to TTL with cconnections for Tx, Rx, +3V/+5V and ground. The TTL connectors are two 2-pin connectors with one for power and one for signal. Replaces MCU-016-272 MCU-026-272 $26.00 91 Ready to Ship!
RS232 3-5V TTL Type 1 Serial Converter Cable This is a Female RS232 to TTL serial converter serial cable. The Type I cable converts a serial signal to TTL with connections for Tx, Rx, +3V/+5V and ground. The TTL connector is a 4-pin Fritcion Lock with a 0.100" pitch. This item replaces MCU-016-172 MCU-026-172 $26.00 96 Ready to Ship!