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UART 485/232/TTL
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RS485 Modues & relays
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Wireless RS485/RS232 series 1
Current Voltage ADC Collector
RS485 Relays
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Digital Collection Module
Pressure Weight Sensor
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USB programmer
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series 1
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top saler
OPMSA04 Input 3.3-5V NPN Output 4CH DC 3.3-24V 0-2kHz PWM Signal Amplifier NPN/PNP Logic Level Converter LED Driver 5A IO Current Amplifier
US$7.59
N4VIA02 5A Multifunctional RS485 Ammeter & Voltmeter 0-30V Voltage & 0-5A Current Measurement Module Modbus RTU
US$7.99
OPMSD16 PNP 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
R4IVB02 Power 6-25V IN0-20MA Low-Cost 2-AI Modbus RS485 Voltage Current 12Bit ADC Collection Module 4-20mA 0-10V PLC HMI Analog Remote IO Expansion Board
US$3.99
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
PWM8A04 DC 12V 3CH RS485 1Hz-20kHz Duty Cycle Frequency Adjustable PWM Square Wave Pulse Generator Modbus RTU
US$3.99
New Products [more]
RT24G01 UHF Radio Modem 2Mbps Air Data Rate RS485 Fast Transceiver 2.4G 20DBM Quasi-Full-Duplex UART DTU Module for Smart Meter Scale
US$15.99
NITC16UB 2A 4 Cell NIMH Charger Module TYPE-C DC 5V Boost BMS CC/CV NiCd for 4.8V 6V 7.2V 8.4V 9.6V 10.8V 12V 13.2V 14.4V Battery
US$3.99
NITC16UB 4S 2A 4A 4 Cell NIMH Charger Module TYPE-C DC 5V Boost BMS CC/CV NiCd for 4.8V 6V 7.2V 8.4V 9.6V 10.8V 12V 13.2V 14.4V Battery
US$3.99
NITC16UB 5S 4A 4A 5 Cell NIMH Charger Module TYPE-C DC 5V Boost BMS CC/CV NiCd for 4.8V 6V 7.2V 8.4V 9.6V 10.8V 12V 13.2V 14.4V Battery
US$3.99
DDIS12TD Electric Bicycle Isolated Regulated Power Module DC 36V 48V 60V to 12V 1.3A Step-Down DC-DC Converter Isolation Protection Board
US$4.19
NITC16UB 5S 2A 2A 5 Cell NIMH Charger Module TYPE-C DC 5V Boost BMS CC/CV NiCd for 4.8V 6V 7.2V 8.4V 9.6V 10.8V 12V 13.2V 14.4V Battery
US$3.99
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PWM9B03 3 CH DC 12V 24V PWM Function Signal Generator 20Hz-1MHZ Requency Duty Cycle Square Wave Pulse Adjustable Module
US$4.99
AMDOC16 DC 12V 24V 16DO RS485 Isolated Communication Switch Digital Output MODBUS RTU PLC Expansion Board
US$22.99
N228D02 DC 24V 2CH DB9 UART Relay Module RS232 Serial Port Switch Board For PC PLC Motor LED PTZ
US$4.99
N228D02 DC 12V 2CH DB9 UART Relay Module RS232 Serial Port Switch Board For PC PLC Motor LED PTZ
US$4.99
BT37E04 4 Ch DC 12V For Android Bluetooth-Compatible Relay 2.4G RF Remote control IOT Module Command customization Switch Board
US$14.99
BT37E04 4 Ch DC 5V For Android Bluetooth-Compatible Relay 2.4G RF Remote control IOT Module Command customization Switch Board
US$14.99
OPTLB03 Industrial Grade RS485 To TTL232 RXD TXD R/D Isolated Communication Surge Protection Module For Arduino PLC ESP8266
US$1.99
OPTLB03 Industrial Grade RS485 To TTL232 RXD TXD R/D Isolated Communication Surge Protection Module For Arduino PLC ESP8266
US$1.99
CCUPS01 Power-OFF Protection Automatic Switching Module UPS Emergency Cut-off Battery Power Supply 6V-60V Control Board
US$3.99
CCUPS01 Power-OFF Protection Automatic Switching Module UPS Emergency Cut-off Battery Power Supply 6V-60V Control Board
US$4.29
AMIOA08 DC 12V 24V 8DI-8DO RS485 Isolated Communication Digital Input and Output MODBUS RTU PLC Module
US$26.99
DB9MB03 Male Riveting DB9 DR9 DE9 Female Male Adapter to 3Pin in Signals Terminal Breakout Board Riveting Teeth Sleeve Nut For Arudino MEGA PLC
US$1.99
DB9FA03 Female Sleeve DB9 DR9 DE9 Female Male Adapter to 3Pin in Signals Terminal Breakout Board Riveting Teeth Sleeve Nut For Arudino MEGA PLC
US$1.99
DB9FA03 Female Riveting DB9 DR9 DE9 Female Male Adapter to 3Pin in Signals Terminal Breakout Board Riveting Teeth Sleeve Nut For Arudino MEGA PLC
US$1.99
DB9MB03 Male Sleeve DB9 DR9 DE9 Female Male Adapter to 3Pin in Signals Terminal Breakout Board Riveting Teeth Sleeve Nut For Arudino MEGA PLC
US$1.99
N428E02 NEW! 2CH 12V DC RS485 Modbus RTU Relay PC UART Serial Port Switch Board For PLC Camera Industrial Control System LED PTZ
US$4.99
CRTC42QA 4CH TYPE-C USB 3.7V 4.2V LiPo Polymer Li-Ion Lithium Battery Charger Module For Arduino power bank esp32 esp8266 raspberry pi 4
US$3.49
CRTC42QA 4CH TYPE-C USB 3.7V 4.2V LiPo Polymer Li-Ion Lithium Battery Charger Module For Arduino power bank esp32 esp8266 raspberry pi 4
US$2.99
N4VIA02 2A Multifunctional RS485 Ammeter & Voltmeter 0-30V Voltage & 0-5A Current Measurement Module Modbus RTU
US$7.99
N4VIA02 5A Multifunctional RS485 Ammeter & Voltmeter 0-30V Voltage & 0-5A Current Measurement Module Modbus RTU
US$7.99
N4VIA02 1A Multifunctional RS485 Ammeter & Voltmeter 0-30V Voltage & 0-5A Current Measurement Module Modbus RTU
US$7.99
N4VIA02 5A Multifunctional RS485 Ammeter & Voltmeter 0-30V Voltage & 0-5A Current Measurement Module Modbus RTU
US$6.99
N4VIA02 2A Multifunctional RS485 Ammeter & Voltmeter 0-30V Voltage & 0-5A Current Measurement Module Modbus RTU
US$6.99
N4VIA02 1A Multifunctional RS485 Ammeter & Voltmeter 0-30V Voltage & 0-5A Current Measurement Module Modbus RTU
US$6.99
BT26E01 DC 12V For Android Bluetooth-Compatible BLE Relay 2.4G RF Remote Control IOT Module Command customization Switch Board
US$4.99
IO61A02 30A DC 24V Relay Module Multifunction Forward Reverse Start Stop Pusher Motor Controller For Curtain Automatic Door
US$7.99
IO61A02 30A DC 12V Relay Module Multifunction Forward Reverse Start Stop Pusher Motor Controller For Curtain Automatic Door
US$7.99
QCTC20TB Type-C PD2.0 PD3.0 QC2.0 QC3.0 PD2.0 AFC Fast Charge decoy Trigger Module DC 5V 9V 12V 15V 20V For PTZ Camera PLC
US$3.29
QCTC20TB Type-C PD2.0 PD3.0 QC2.0 QC3.0 PD2.0 AFC Fast Charge decoy Trigger Module DC 5V 9V 12V 15V 20V For PTZ Camera PLC
US$3.59
QCTC20TB Type-C PD2.0 PD3.0 QC2.0 QC3.0 PD2.0 AFC Fast Charge decoy Trigger Module DC 5V 9V 12V 15V 20V For PTZ Camera PLC
US$2.99
QCTCAJTA Type-C PD2.0 PD3.0 QC2.0 QC3.0 PD2.0 AFC Fast Charge decoy Trigger Module DC 5V 9V 12V 15V 20V For PTZ Camera PLC
US$2.99
QCTCAJTA Type-C PD2.0 PD3.0 QC2.0 QC3.0 PD2.0 AFC Fast Charge decoy Trigger Module DC 5V 9V 12V 15V 20V For PTZ Camera PLC
US$2.99
QCTCAJTA Type-C PD2.0 PD3.0 QC2.0 QC3.0 PD2.0 AFC Fast Charge decoy Trigger Module DC 5V 9V 12V 15V 20V For PTZ Camera PLC
US$3.59
IO57E02 DC 24V Motor Overload Overcurrent Short Circuit Ocked Rotor Protector Forward Reverse Controller
US$8.99
IO57E02 DC 12V Motor Overload Overcurrent Short Circuit Ocked Rotor Protector Forward Reverse Controller
US$7.99
IO57E02 DC 24V Motor Overload Overcurrent Short Circuit Ocked Rotor Protector Forward Reverse Controller
US$7.99
IO57E02 DC 12V Motor Overload Overcurrent Short Circuit Ocked Rotor Protector Forward Reverse Controller
US$8.99
KC23C01 DC 12V Multifunction Pulse Counter Switch Adjustable Timer Delay Turn On/Off Relay PLC Module
US$4.99
KC23C01 DC 5V Multifunction Pulse Counter Switch Adjustable Timer Delay Turn On/Off Relay PLC Module
US$4.99
KC23C01 DC 24V Multifunction Pulse Counter Switch Adjustable Timer Delay Turn On/Off Relay PLC Module
US$4.99
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