US Dollar ($)
US Dollar ($)
Euro (€)
GB Pound (£)
Canadian Dollar ($)
Australian Dollar (AU$)
My Account
Log In
Register
My Account
Shopping Cart
Home
all products
Contact Us
News
My Account
Log In
0 item(s)
Categories
Customized area
FPGA /CPLD Development Kits
+
others
Development Boards
Downloader
New product area
Other
RS485 DO
Power modules
+
Others
UPS Modules
Buck power modules
Battery Charge Board
Solar Charger modules
Boost modules
Driver Board
Boost & Buck Dual Power Modules
Analog IO Module
Voltage Signal Detection Module
UART 485/232/TTL
+
RS485 Modues & relays
+
Wireless RS485/RS232 series 1
Current Voltage ADC Collector
RS485 Relays
Others
Digital Collection Module
Pressure Weight Sensor
Temperature and Humidity Transmitter Detection Sensor
RS232 Modues & relays
USB programmer
others
TTL232
Expansion Board
Others
Bistable Self-locking Electronic Switch
Signal Generator
+
series 1
DTMF Relay
Wireless Antenna
Adapter Modules
Bluetooth relay
Wiress RF FSK Zigbee ASK
+
ASK Modules
2.4G Modules
FSK Series 1
Wireless RFID
Remote controller kits
+
Fixed Code kits
Rolling code kits
AM FM
Wireless IR
Connector Wire
Motor Driver board
Arduino kits
IO Isolation Protection Board
Timer delay relay
top saler
23IOA08 8 CH NPN Multifunction RS485 Remote IO Module PLC DI-DO expansion Board DIN Rail Box Standard MODBUS RTU Protocol
$16.99
23IOA08 8 CH PNP Multifunction RS485 Remote IO Module PLC DI-DO expansion Board DIN Rail Box Standard MODBUS RTU Protocol
$16.99
10IOA04 12V 4CH Isolation Digital Switch 4DI-4DO PLC IO Expanding Board RS485 Relay Module Modbus RTU Code 01 05 15 02 03 06 16
$12.99
CAROB08 12V NPN 8DI-8DO CAN Relay Controller Module RS485 Digital IO Expanding Board for CNC Car Automated Industry
$31.99
New Products [more]
SMFDB01 Fixed Frequency 7.83Hz 7.83Hz Pure Sine Wave Schumann Resonances SR Signal Generator Earth Resonance Wave Booster
$4.99
RF35A04 Wireless Bidirectional Remote Control 24V 433M Controller Feedback AES Rolling Code for Gating Crane Garage Door Industrial Manufacturing
$29.99
RF35A04 Wireless Bidirectional Remote Control 12V 868M Controller Feedback AES Rolling Code for Gating Crane Garage Door Industrial Manufacturing
$29.99
AMVIF08 DC 12V-24V 8VI 0-10V To RS485 Current Voltage ADC Collector Module MODBUS RTU Board
$29.99
RT38B01 433-458MHz UHF DTU RS485 Bus RF Serial Port UART Transceiver Module for Smart Meter PTZ Camera PLC Modbus
$14.99
UD68B01 USB to RS485 485 Modbus programmer USB to RS485 Bus Converter Module CH340 SP485 MAX485 for Modbus Relay PLC PTZ
$3.99
Home
IO Isolation Protection Board
IO Isolation Protection Board
Popular
Price
Price
Bestsellers
New
Displaying
121
to
160
(of
223
products)
[« Prev]
1
2
3
4
5
...
[Next »]
24DIA16 16 DI NPN Digital Switch PLC IO Expansion Board 3000VDC Optical isolation Input RS485 Modbus RTU Module
$19.99
24DIB32 PNP 32CH DI PNP Digital Switch PLC IO Expansion Board 3000VDC Optical isolation Input RS485 Modbus RTU Module
$31.99
24DIB32 PNP 32CH DI PNP Digital Switch PLC IO Expansion Board 3000VDC Optical isolation Input RS485 Modbus RTU Module
$29.99
24DIB32 NPN 32CH DI NPN Digital Switch PLC IO Expansion Board 3000VDC Optical isolation Input RS485 Modbus RTU Module
$31.99
24DIC48 48CH DI NPN Digital Switch PLC IO Expansion Board 3000VDC Optical isolation Input RS485 Modbus RTU Module
$39.99
24DIC48 48CH DI NPN Digital Switch PLC IO Expansion Board 3000VDC Optical isolation Input RS485 Modbus RTU Module
$42.99
R4IOH08 8DI Multipurpose RS485 Digital Input Output Module mini PLC IO Dilator DC 12V 24V for Arduino
$3.99
R4IOH08 12V 8DI Multipurpose RS485 Digital Input Output Module mini PLC IO Dilator DC 12V 24V for Arduino
$3.99
R4IOH0 12V 6DI-2DO Multipurpose RS485 Digital Input Output Module mini PLC IO Dilator DC 12V 24V for Arduino
$3.99
R4IOH08 5V 6DI-2DO Multipurpose RS485 Digital Input Output Module mini PLC IO Dilator DC 12V 24V for Arduino
$3.99
R4IOH08 5V 2DI-6DO Multipurpose RS485 Digital Input Output Module mini PLC IO Dilator DC 12V 24V for Arduino
$3.99
R4IOH08 12V 2DI-6DO Multipurpose RS485 Digital Input Output Module mini PLC IO Dilator DC 12V 24V for Arduino
$3.99
R4IOH08 5V 4DI-4DO Multipurpose RS485 Digital Input Output Module mini PLC IO Dilator DC 12V 24V for Arduino
$3.99
R4IOH08 12V 4DI-4DO Multipurpose RS485 Digital Input Output Module mini PLC IO Dilator DC 12V 24V for Arduino
$3.99
R4IOH08 12V 8DO Multipurpose RS485 Digital Input Output Module mini PLC IO Dilator DC 12V 24V for Arduino
$3.99
R4IOH08_PIN_8DO_5V 8DO Multipurpose RS485 Digital Input Output Module mini PLC IO Dilator DC 12V 24V for Arduino
$3.99
R4IOH08 5V 8DI Multipurpose RS485 Digital Input Output Module mini PLC IO Dilator DC 12V 24V for Arduino
$3.99
R4IOH08 12V 8DI Multipurpose RS485 Digital Input Output Module mini PLC IO Dilator DC 12V 24V for Arduino
$3.99
DN23E08 12V 8AI-8DI-8DO Multifunction IO Expanding Module for ARDUINO NANO V3.0 RS485 Modbus RTU Open PLC LED Current Voltage Sensor
$32.99
DN23E08 8AI-8DI-8DO Multifunction IO Expanding Module for ARDUINO NANO V3.0 RS485 Modbus RTU Open PLC LED Current Voltage Sensor
$32.99
DN23E08 12V 8AI-8DI-8DO Multifunction IO Expanding Module for ARDUINO NANO V3.0 RS485 Modbus RTU Open PLC LED Current Voltage Sensor
$29.99
DN23E08 24V 8AI-8DI-8DO Multifunction IO Expanding Module for ARDUINO NANO V3.0 RS485 Modbus RTU Open PLC LED Current Voltage Sensor
$29.99
DN24F08 300MA Darlington tube output 8AI-8DI-8DO Multifunction IO Expanding Module for ARDUINO NANO V3.0 RS485 Modbus RTU Open PLC LED Current Voltage Sensor
$22.99
DN24F08 300MA Darlington tube output 8AI-8DI-8DO Multifunction IO Expanding Module for ARDUINO NANO V3.0 RS485 Modbus RTU Open PLC LED Current Voltage Sensor
$24.99
OP71A04 3.3V 3.3V NPN Active Low 10Khz DI-DO Digital Switch Optical Isolation Module Logic Level Converter for PLC RS485 IO Communication
$2.59
OP71A04 24V 3.3V NPN Active Low 10Khz DI-DO Digital Switch Optical Isolation Module Logic Level Converter for PLC RS485 IO Communication
$2.59
OP71A04 3.3V 24V NPN Active Low 10Khz DI-DO Digital Switch Optical Isolation Module Logic Level Converter for PLC RS485 IO Communication
$2.59
OP71A04 5V 3.3V NPN Active Low 10Khz DI-DO Digital Switch Optical Isolation Module Logic Level Converter for PLC RS485 IO Communication
$2.59
OP71A04 5V 5V NPN Active Low 10Khz DI-DO Digital Switch Optical Isolation Module Logic Level Converter for PLC RS485 IO Communication
$2.59
OP71A04 5V 12V NPN Active Low 10Khz DI-DO Digital Switch Optical Isolation Module Logic Level Converter for PLC RS485 IO Communication
$2.59
OP71A04 5V 24V NPN Active Low 10Khz DI-DO Digital Switch Optical Isolation Module Logic Level Converter for PLC RS485 IO Communication
$2.59
OP71A04 12Vto 12V NPN Active Low 10Khz DI-DO Digital Switch Optical Isolation Module Logic Level Converter for PLC RS485 IO Communication
$2.59
OP71A04 12V to 24V NPN Active Low 10Khz DI-DO Digital Switch Optical Isolation Module Logic Level Converter for PLC RS485 IO Communication
$2.59
OP71A04 12V to 5V NPN Active Low 10Khz DI-DO Digital Switch Optical Isolation Module Logic Level Converter for PLC RS485 IO Communication
$2.59
OP71A04 12V to 3V3 NPN Active Low 10Khz DI-DO Digital Switch Optical Isolation Module Logic Level Converter for PLC RS485 IO Communication
$2.59
OP71A04 3.3V 12V NPN Active Low 10Khz DI-DO Digital Switch Optical Isolation Module Logic Level Converter for PLC RS485 IO Communication
$2.59
OP71A04 PNP Active High 10Khz DI-DO Digital Switch Optical Isolation Module Logic Level Converter for PLC RS485 IO Communication
$2.59
OP71A04 3.3V 5V NPN Active Low 10Khz DI-DO Digital Switch Optical Isolation Module Logic Level Converter for PLC RS485 IO Communication
$2.59
OP71A04 24V 12V NPN Active Low 10Khz DI-DO Digital Switch Optical Isolation Module Logic Level Converter for PLC RS485 IO Communication
$2.59
OP71A04 NPN Active Low 10Khz DI-DO Digital Switch Optical Isolation Module Logic Level Converter for PLC RS485 IO Communication
$2.59
Displaying
121
to
160
(of
223
products)
[« Prev]
1
2
3
4
5
...
[Next »]
