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UART 485/232/TTL
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RS485 Modues & relays
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Wireless RS485/RS232 series 1
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10IOA02 24V 2CH Isolation Digital Switch 2DI-2DO PLC IO Expanding Board RS485 Relay Module Modbus RTU Code 01 05 15 02 03 06 16
US$9.99
DNMEB50 24V 16AI-16DI-16DO 4-20MA Current 0-5V/10V/30V Voltage Dry Wet Contact MOS RS485 Relay MEGA2560 R3 Expanding Board for Arduino PLC
US$33.99
DNUNA16 DC 12V Multifunction MEGA2560 Pro Expanding Board Current Voltage ADC Collection NPN PNP Isolated DI Relay Mos DO for Arduino
US$30.99
23IOA08 8 CH PNP Multifunction RS485 Remote IO Module PLC DI-DO expansion Board DIN Rail Box Standard MODBUS RTU Protocol
US$15.99
23IOE48 48CH NPN Multifunction RS485 Remote IO Module PLC DI-DO expansion Board DIN Rail Box Standard MODBUS RTU Protocol
US$39.99
OPMSA04 PNP Input 3.3-5V PNP Output 4CH DC 3.3-24V 0-2kHz PWM Signal Amplifier NPN/PNP Logic Level Converter LED Driver 5A IO Current Amplifier
US$6.99
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RC43A04 RF33A04 Rolling Code 4 Channels 4 Keyfobs Control 1 pcs Relay Wireless Household Family
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RF15B04 CJ003 4 Channels RF ASK Wireless Control 135uA -117dBm 4 CH Decoder LED Arm Doorbell
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RF22A04 TB420 PT2262 Transmitter Control Delay Relay Receiver Kits RF Wireless Lamp LED Motor
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BT23A02 2ch IOS Android Bluetooth Relay 2.4G RF Wireless Remote control Switch LED Motor
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IO Isolation Protection Board
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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
US$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
US$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
US$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
US$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
US$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
US$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
US$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
US$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
US$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
US$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
US$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
US$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
US$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
US$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
US$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
US$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
US$1.99
OP11A01 In 3-8V Out 9-24V NPN PNP Signal Mutual Converter Logic Level Isolator for PLC RS485 Digital IO Module
US$1.99
OP11A01 In 5V Out 5V 3-24V NPN PNP Signal Mutual Converter Logic Level Isolator for PLC RS485 Digital IO Module
US$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
US$1.99
PDMRA01 DC12V 1 NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
US$3.99
PDMRA01 DC24V 1 NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
US$3.99
PDMRB02 DC24V 2CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
US$6.99
PDMRB02 DC12V 2CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
US$6.99
PDMRB02 DC12V 2CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
US$7.99
PDMRB02 DC24V 2CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
US$7.99
PDMRC04 DC12V 4CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
US$10.99
PDMRC04 DC24V 4CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
US$10.99
PDMRC04 DC12V 4CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
US$9.99
PDMRC04 DC24V 4CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
US$9.99
PDMRD08 DC12V 8CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
US$14.99
PDMRD08 DC24V 8CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
US$16.99
PDMRD08 24V 8CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
US$14.99
PDMRD08 DC12V 8CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
US$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
US$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
US$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
US$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
US$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
US$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
US$23.99
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