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]
8 PCS TB438_10K 10K B3950 1% NTC Thermal sensor
$12.99
NT28B16 20K 16 CH RS485 Temperature Acquisition Board RTU Paperless Recorder 10K/20K/50K/100K B3950 NTC Sensor
$12.99
NT28B16 50K 16 CH RS485 Temperature Acquisition Board RTU Paperless Recorder 10K/20K/50K/100K B3950 NTC Sensor
$12.99
NT28B16 100K 16 CH RS485 Temperature Acquisition Board RTU Paperless Recorder 10K/20K/50K/100K B3950 NTC Sensor
$12.99
TB438_50K*8 50K B3950 1% NTC Thermal sensor
$6.99
NT28B16 10K 16 CH RS485 Temperature Acquisition Board RTU Paperless Recorder 10K/20K/50K/100K B3950 NTC Sensor
$12.99
Home
IO Isolation Protection Board
IO Isolation Protection Board
Popular
Price
Price
Bestsellers
New
Displaying
1
to
40
(of
223
products)
1
2
3
4
5
...
[Next »]
OP31C08 In 3-8V Out 3-8V PNP to PNP 8ch PLC Digital Switch IO Isolation Protection Board 3.3V 5V 12V 24V Logic Level Converter NPN PNP Wet Contact
$5.99
OP31C08 In 3-8V Out 3-8V NPN to NPN 8ch PLC Digital Switch IO Isolation Protection Board 3.3V 5V 12V 24V Logic Level Converter NPN PNP Wet Contact
$6.99
OP31C08 In 3-8V Out 3-8V NPN to NPN 8ch PLC Digital Switch IO Isolation Protection Board 3.3V 5V 12V 24V Logic Level Converter NPN PNP Wet Contact
$5.99
OP31C08 In 3-8V Out 3-8V PNP to PNP 8ch PLC Digital Switch IO Isolation Protection Board 3.3V 5V 12V 24V Logic Level Converter NPN PNP Wet Contact
$5.99
OP31C08 NPN In 12V Out 12V NPN to NPN 8ch PLC Digital Switch IO Isolation Protection Board 3.3V 5V 12V 24V Logic Level Converter NPN PNP Wet Contact
$6.99
OP31C08 In 5V Out 12V NPN to NPN 8ch PLC Digital Switch IO Isolation Protection Board 3.3V 5V 12V 24V Logic Level Converter NPN PNP Wet Contact
$6.99
OP31C08 In 3-8V Out 9-24V PNP to PNP 8ch PLC Digital Switch IO Isolation Protection Board 3.3V 5V 12V 24V Logic Level Converter NPN PNP Wet Contact
$5.99
OP31C08 In 3-8V Out 9-24V PNP to PNP 8ch PLC Digital Switch IO Isolation Protection Board 3.3V 5V 12V 24V Logic Level Converter NPN PNP Wet Contact
$6.99
OP31C08 NPN In 5V Out 12V NPN to NPN 8ch PLC Digital Switch IO Isolation Protection Board 3.3V 5V 12V 24V Logic Level Converter NPN PNP Wet Contact
$5.99
OP31C08 NPN In 12V Out 5V NPN to NPN 8ch PLC Digital Switch IO Isolation Protection Board 3.3V 5V 12V 24V Logic Level Converter NPN PNP Wet Contact
$6.99
OP31C08 In 9-24V Out 3-8V PNP to PNP 8ch PLC Digital Switch IO Isolation Protection Board 3.3V 5V 12V 24V Logic Level Converter NPN PNP Wet Contact
$5.99
OP31C08 In 9-24V Out 3-8V PNP to PNP 8ch PLC Digital Switch IO Isolation Protection Board 3.3V 5V 12V 24V Logic Level Converter NPN PNP Wet Contact
$6.99
OP31C08 In 12V Out5V NPN to NPN 8ch PLC Digital Switch IO Isolation Protection Board 3.3V 5V 12V 24V Logic Level Converter NPN PNP Wet Contact
$5.99
OP31C08 In 9-24V Out 9-24V PNP to PNP 8ch PLC Digital Switch IO Isolation Protection Board 3.3V 5V 12V 24V Logic Level Converter NPN PNP Wet Contact
$6.99
OP31C08 NPN In 12V Out 12V NPN to NPN 8ch PLC Digital Switch IO Isolation Protection Board 3.3V 5V 12V 24V Logic Level Converter NPN PNP Wet Contact
$5.99
OP31C08 In 9-24V Out 9-24V PNP to PNP 8ch PLC Digital Switch IO Isolation Protection Board 3.3V 5V 12V 24V Logic Level Converter NPN PNP Wet Contact
$5.99
OP11A01 In 9-24V Out 3-8V 3-24V NPN PNP Signal Mutual Converter Logic Level Isolator for PLC RS485 Digital IO Module
$1.99
OP11A01 In 3-8V Out 9-24V NPN PNP Signal Mutual Converter Logic Level Isolator for PLC RS485 Digital IO Module
$1.99
OP11A01 In 5V Out 5V 3-24V NPN PNP Signal Mutual Converter Logic Level Isolator for PLC RS485 Digital IO Module
$1.99
OP11A01 In 9-24V Out 9-24V 3-24V NPN PNP Signal Mutual Converter Logic Level Isolator for PLC RS485 Digital IO Module
$1.99
PDMRA01 DC12V 1 NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
$3.99
PDMRA01 DC24V 1 NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
$3.99
PDMRB02 DC24V 2CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
$6.99
PDMRB02 DC12V 2CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
$6.99
PDMRB02 DC12V 2CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
$7.99
PDMRB02 DC24V 2CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
$7.99
PDMRC04 DC12V 4CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
$10.99
PDMRC04 DC24V 4CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
$10.99
PDMRC04 DC12V 4CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
$9.99
PDMRC04 DC24V 4CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
$9.99
PDMRD08 DC12V 8CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
$14.99
PDMRD08 DC24V 8CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
$16.99
PDMRD08 24V 8CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
$14.99
PDMRD08 DC12V 8CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
$16.99
OPMSD16 NPN Input 3.3-5V NPN Output 16CH DC 3.3-24V 5A MOS Solid State Relay Module Din Rail Mount NPN/PNP PLC IO Signal Amplifier for Motor Relay LED
$25.99
OPMSD16 NPN Input 3.3-5V NPN Output 16CH DC 3.3-24V 5A MOS Solid State Relay Module Din Rail Mount NPN/PNP PLC IO Signal Amplifier for Motor Relay LED
$23.99
OPMSD16 NPN Input 3.3-5V PNP Output 16CH DC 3.3-24V 5A MOS Solid State Relay Module Din Rail Mount NPN/PNP PLC IO Signal Amplifier for Motor Relay LED
$23.99
OPMSD16 NPN Input 3.3-5V PNP Output 16CH DC 3.3-24V 5A MOS Solid State Relay Module Din Rail Mount NPN/PNP PLC IO Signal Amplifier for Motor Relay LED
$25.99
OPMSD16NPN Input 12-24V NPN Output 16CH DC 3.3-24V 5A MOS Solid State Relay Module Din Rail Mount NPN/PNP PLC IO Signal Amplifier for Motor Relay LED
$25.99
OPMSD16 NPN Input 12-24V NPN Output 16CH DC 3.3-24V 5A MOS Solid State Relay Module Din Rail Mount NPN/PNP PLC IO Signal Amplifier for Motor Relay LED
$23.99
Displaying
1
to
40
(of
223
products)
1
2
3
4
5
...
[Next »]
