Serial Adapters

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  1. -50%
    Null Modem Adapters mini DB-9 to DB-9 Male to Male Null Adapter
    Part #202671
    Null Modem Adapters mini DB-9 to DB-9 Male to Male Null Adapter
    was $2.70 Special Price $1.35
  2. 1 Port Ethernet to CAN Bus Adapter w/ 16kV ESD Surge Protection
    Part #NCAN-1
    The NCAN-1 is designed to make a fast, simple way to communicate with CAN bus devices. The NCAN-1 adds one industrial CAN bus channel to your host system with a transparent virtual serial port without limitations on operating systems and distances. Adds one virtual CAN port via network connection Supports network protocols such as TCP and UDP client/server CAN bus speed up to 1Mbits Provides...Read More
    $119.99
  3. RS-232 LED link Tester DB-9 Male to DB-9 Female
    Part #DB9-TERS
    Rating:
    80% of 100
    RS-232 LED link Tester DB-9 Male to DB-9 Female, test your Serial RS-232 signals and make sure your COM ports are working properly and is sending and receiving properly.
    $21.98
  4. DB9 M/F MINI Gender Changer
    Part #DB9MFA
    DB-9 male to female gender changer converts a DB9-pin Male to a DB9-pin female for serial applications. Conserves space with a low profile connection on either end.
    $4.38
  5. -70%
    DB9 M/M MINI Gender Changer
    Part #DB9MMA
    DB9 male to male mini gender changer converts a DB-9 pin male to a DB-9 pin male connection for serial applications, the low profile gender changer conserves space when used between serial connections.
    was $4.38 Special Price $1.31
  6. -29%
    RS232/422/485 DB9 to Terminal Block 5 Pin Passive Adapter (Micro Sized)
    Part #iSerial-TB5
    DB-9 Female input provides screw type terminal block for TX+, TX-, RX+, RX-, GND very small portable Adapter, the DB9 to terminal micro sized iSerial-TB5 is a passive micro DB9-Female to 5-pin terminal block.
    was $20.95 Special Price $14.95
  7. -10%
    DB9 Female 9-Pin to Terminal Block Adapter
    Part #TB-DB9TO9
    This Screw-less terminal block adapter is designed for fast and easy connection from DB9 female to spring clamp terminal block wiring for RS-422 / 485 in one small convenient package.
    was $16.45 Special Price $14.80
  8. -55%
    DB9 to Terminal Block 5 Pin Passive Adapter
    Part #US-485TBP
    Passive DB9 Connect to 5-Pin Terminal Converter, The US-485TBP is a serial DB9 to Terminal signal converter from RS232 to a RS485 interface designed for PC, Workstation, Thin Client or.
    was $21.95 Special Price $9.88
  9. RS232 Serial to RS422/485 w/2000V DC Optical Isolation and Surge
    Part #SER-COMi-Si-M
    Convert RS232 to RS422 or RS485 with this serial converter using the male and female DB9 connector. Mount the converter on flat surfaces or DIN Rail.
    $99.99
  10. RS232 to RS422/485 Serial Converter with Switching Power Adapter
    Part #SER-COMi-M
    Serial RS232 to RS422 and RS485 converter with LED indicator for power and serial signals, full versatility is controlled by a built- in software configuration menu, which is accessed via terminal programs. RS422 with hardware handshake RS485 by ART (automatic receive and transmit).
  11. DB-9 F/F Serial RS232 Mini Gender Changer - Null Modem Adapter
    Part #DB9-FFRS232-GC
    Female to Female RS232 Mini Gender Changer or Null Modem Adapter for serial cable applications. Connects to any RS232 DB-9 Male connector.
  12. RS232 Null Modem DB9 Male to DB9 Female Port Protector
    Part #DB9-MFRS232-PP
    Protect your computer's serial port with this DB9 Male to Female Null Modem Adapter by removing port strain.
  13. RS-232 to TTL Converter 5V output
    Part #GM-1010-B
    The GM-1010-B interface converter converts data (TXD,RXD) of RS-232C to TTL/COMS; the TTL electrical level is 0-5V, without an external power supply. Works with all communication software, plug & play Baudrate: 300bps-115.2Kbps
  14. RS-232 to RS-485/422 Port-Powered w/Optical Isolation
    Part #GM-10127-B
    The GM-10127-B is a port-powered converter with optoelectronic isolation. It complies with RS-232C, RS422, and RS-485 standards; it converts single side RS-232 signal to a balanced differential RS-422 or RS-485 signal. Standards: RS-232C/ RS-485/ RS-422 EIA/TIA RS-422/485 6 bits terminal block output Port protection: RS-232 ±15KV ESD protection;  RS-422/485 600W surge protection Isolation...Read More
  15. RS-232 to RS-485/422 Converter with Surge Protection
    Part #GM-1042E-B
    Great for RS232 communication between a PC and a device that needs an RS422 or RS485 protocol. The GM-1042E-B converter is compatible with RS-232C, RS-485/422 standards. It converts RS-232 signals into balanced differential RS-485 or RS-422 signals. Standards: RS-232C, RS-485/422 EIA/TIA Baud rate: 300bps-115.2kbps Transmission distance: 1,200m (RS-485/422); 5m (RS-232)
  16. Mini RS-232 to RS-485 Converter
    Part #GM-10211-B
    The converter is compatible with RS-232C and RS-485 standards. It converts RS-232 signals into balanced differential RS-485 signals. Standards: RS-232C,RS-485 EIA/TIA Built in terminal block Baud rate: 300BPS-115.2KBPS Transmission distance: 1,200m(RS-485), 5m(RS-232)
  17. RS-232 to RS-232 Mini Port-Powered Isolator
    Part #GM-1011-B
    The GM-1011-B is an RS-232 serial port optoelectronic isolator. It adopts advanced optoelectronic isolation technology, maximally protects RS-232 serial interface devices from bad environment damage, such as ground loop circuit voltage, surge, lightning, ESD, hot-plug and electromagnetic interference, etc. Standards: RS-232 & CCITTV.24 asynchronous protocol Power: from RS-232(TXD, RTS or D...Read More
  18. RS-232 Optical Isolated Line Booster 2,500Vrms
    Part #GM-1012-B
    The GM-1012-B RS-232 extender with optoelectronic isolation allows extending the communication distance between 2 sets of asynchronous RS-232 communication devices to 12km. Enables RS-232 transmission distance to 12km Isolated voltage: 2,500Vrms impulse or 500VDC
  19. DB9 RS-232 5 Bits Optoelectronic Isolated Converter 2,500Vrms
    Part #GM-1015-B
    Adopts advanced optoelectronic isolation technology, prevents RS-232 serial interface device damage from a bad environment, such as ground loop circuit voltage, surge, lightning, ESD, hot-plug and electromagnetic interference, etc. Transmission mode: asynchronous, full-duplex, full transparent Isolated voltage: 2,500Vrms impulse or 500VDC
  20. Industrial RS-232 to RS-485 Converter
    Part #GM-1004E-B
    The GM-1004E-B converts RS-232 signals into balanced differential RS-485 signals. The converter is designed to protect the RS-485 port; with integrated TVS’s (TRANSIENT VOLTAGE SUPPRESSOR). Transmission media: twisted-pair or shielded cable Baudrate: 300ps-115.2kbps
  21. RS-232 to RS-485 Converter with Isolation 2,500Vrms
    Part #GM-10017-B
    The GM-1004E-B converts RS-232 signals into balanced differential RS-485 signals. The converter is designed to protect the RS-485 port; with its advanced TVS’s (TRANSIENT VOLTAGE SUPPRESSOR). Transmission media: twisted-pair or shielded cable Isolation: Isolated voltage 2,500Vrms  500VDC non-stop
  22. Industrial RS-232 to RS-422 Converter with Terminal Block
    Part #GM-1005A-B
    The GM-1005A-B converts RS-232 signals into balanced differential RS-422 signals. The transmission distance of RS-232 communication can be extended to 1.2km. Transmission media: twisted-pair or shielded cable Baud rate: 300bps-115.2kbps
  23. DB9 Female 9-Pin to Terminal Block CAN Terminator
    Part #TB-DB9TO9CAN
    This TB-DB9TO9CAN DB9 female to screw-less 9-pin terminal block adapter provides a convenient and quick solution to convert a DB9 to a 9-pin terminal block for easy and fast writing in CAN Bus. This CAN terminator consists of a 120 Ohm termination resistor. Converts the DB9 Male input connected to the Female DB-9 serial port to a terminal block connection for fast easy writing in CAN Bus. Supp...Read More
  24. DB9 Female 9-Pin to Terminal Block Adapter w/ ESD Surge Protection
    Part #TB-DB9TO9ESD
    This Screw-less terminal block adapter is designed for fast and easy connection from DB9 female to spring clamp terminal block wiring for RS-422 / 485 in one small convenient package featuring ESD protection. Converts the DB9 Male input connected to the Female DB-9 serial port to a terminal block connection for fast easy wiring applications. Supports screw-less wiring with complete RS-422 or R...Read More
  25. RS232 to TTL CMOS Converter Adapter
    Part #US-232TTL33CON
    RS232 to TTL CMOS Conversion Conveniently convert to TTL from RS232 with this RS232 to TTL CMOS conversion adapter, it supports standard RS232 signals and does not require any additional power source once connected. Provides one RS232 to TTL/CMOS adaption Supports 5V and 3.3V Tolerance Signals Very compact Supports baud rate up to 115.2 Kbps
    $54.95
  26. 2 Port Ethernet to CAN Bus Adapter w/ 16kV ESD Surge Protection
    Part #NCAN-2
    The NCAN-2 is designed to make a fast, simple way to communicate with CAN bus devices. The NCAN-2 adds two industrial CAN bus channel to your host system with a transparent virtual serial port without limitations on operating systems and distances. Adds two virtual CAN port via network connection Supports network protocols such as TCP and UDP client/server CAN bus speed up to 1Mbits Provides...Read More
    $159.99
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