Serial Adapters

Null Modem Adapters mini DB-9 to DB-9 Male to Male Null Adapter

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.

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.

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.

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.

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.

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.

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.

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).

Female to Female RS232 Mini Gender Changer or Null Modem Adapter for serial cable applications. Connects to any RS232 DB-9 Male connector.

Protect your computer's serial port with this DB9 Male to Female Null Modem Adapter by removing port strain.

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

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: 2,500Vrms isolated voltage, continuous 500VDC

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)

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)

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 DTR)

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

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

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

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

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

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.
• Supports screw-less wiring with complete RS-422 or RS-485 data signals.
• Extremely compact terminal block connector reduces bulky adapters when needed.
• Easy identification on the adapter for 9 signal pins.
• 120Ohm termination resistor.

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 RS-485 data signals.
• Extremely compact terminal block connector reduces bulky adapters when needed.
• Features 30kV ESD Surge Protection to keep your connections safe
• Easy identification on the adapter for 9 signal pins.

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