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SAVE 6%
4ch 500 Celsius PT100 Thermocouple RTD Temperature Sensor RS485 Temperature Sensor Module Modbus RTU Board Paperless Recorder
4ch 500 Celsius PT100 Thermocouple RTD Temperature …
$6.00
$6.39
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SAVE 4%
for Arduino ESP32 DC 12V 24V LED Dimming Control 0-910MA Constant Current Adjustable PWM LED Driver Module LD24AJTA_MINI Board
for Arduino ESP32 DC 12V 24V LED Dimming Control 0-…
$2.60
$2.73
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SAVE 3%
CPLD Development Board MAX II Core Module USB Blaster Download for Altera Intel FPGA College Student Experimental Course EPM570
CPLD Development Board MAX II Core Module USB Blast…
$9.23
$9.55
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SAVE 7%
5PCS PWM to DAC Converter Input Pulse Signal Output 0-5V/0-10V Voltage Analog for Arduiuo MEGA2560 PLC Raspberr Pi ESP32 NodeMCU
5PCS PWM to DAC Converter Input Pulse Signal Output…
$15.60
$16.79
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SAVE 7%
5PCS DD0503MA Ultra Mini DC 3.7V 4.5V 5V to 3.3V DC Step Down Converter Buck Module for 18650 ESP8266 CC1101 SI4462 SI4463
5PCS DD0503MA Ultra Mini DC 3.7V 4.5V 5V to 3.3V DC…
$6.55
$7.04
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SAVE 1%
VHF/UHF Radio Modem RS485 Lora GFSK Wireless Transceiver 22DBM 433M 868M Transmitter Receiver Module Long Range 1000M AES IoT
VHF/UHF Radio Modem RS485 Lora GFSK Wireless Transc…
$17.20
$17.31
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SAVE 4%
2CH 0-30V Voltage & 22CH 4-20MA Current Input RS485 AI Module 24CH 12-bit ADC Collector Board MODBUS RTU PLC IO
2CH 0-30V Voltage & 22CH 4-20MA Current Input RS485…
$9.20
$9.66
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SAVE 31%
16CH Differential Analog Input Module RS485 Modbus RTU 0-5V 0-10V Voltage Acquisition Module DC 12V 24V for PLC HMI N4DVA16
16CH Differential Analog Input Module RS485 Modbus …
$19.53
$28.31
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SAVE 2%
DC 12V To AC 220V Inverter Kit DC-AC 12V Frequency Converter 12W 50Hz Square Wave Signal Generator Module Board IV1212TA
DC 12V To AC 220V Inverter Kit DC-AC 12V Frequency …
$6.73
$6.93
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SAVE 7%
NPN PNP DI DO Module 141R RS485 Modbus Remote IO Spring Terminal Block DC 12V 24V
NPN PNP DI DO Module 141R RS485 Modbus Remote IO Sp…
$6.14
$6.63
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SAVE 30%
ASK OOK Remote Control Decoding Module 3.3V 3.7V 5V RFCE001 Mini 433M 2CH EV1527 PT2262 2264 Remote Control Learning Fixed Code
ASK OOK Remote Control Decoding Module 3.3V 3.7V 5V…
$2.18
$3.11
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0-10V to 4-20mA Converter Module Analog Signal Transmitter for PLC RS485 2-Wire Current Voltage Converter Sensor IO Control
0-10V to 4-20mA Converter Module Analog Signal Tran…
$3.30
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SAVE 6%
4CH 3A 3.3V 5V 12V ADJ DC DC Buck Converter Module Multiple Switching Power Supply with DIN Rail Case for PLC UPS Power Bank
4CH 3A 3.3V 5V 12V ADJ DC DC Buck Converter Module …
$10.38
$11.15
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SAVE 7%
16AI-16DI-16DO 4-20MA Current 0-5V/10V/30V Voltage Dry Wet Contact MOS RS485 Relay MEGA2560 R3 Expanding Board for Arduino PLC
16AI-16DI-16DO 4-20MA Current 0-5V/10V/30V Voltage …
$34.80
$37.70
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SAVE 3%
16 Channel RS485 Temperature Acquisition Board Paperless Recorder Modbus RTU Board 10K/20K/50K/100K B3950 NTC Sensor
16 Channel RS485 Temperature Acquisition Board Pape…
$7.94
$8.21
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SAVE 4%
5 PCS 8 Bit 3.3V 5V Blue/Red Common anode/cathode LED Indicator Module Diy Kit For Arduino NANO UNO raspberry pi 4 nodemcu
5 PCS 8 Bit 3.3V 5V Blue/Red Common anode/cathode L…
$4.81
$5.04
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SAVE 2%
4-20mA Converter Module 0-10V to 4-20mA 0-20mA Analog Signal Transmitter for PLC RS485 Industrial Sensors
4-20mA Converter Module 0-10V to 4-20mA 0-20mA Anal…
$3.93
$4.04
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SAVE 3%
diy USB Auto Boost-buck Step Up-down DC DC Converter Voltage Regulator 1.2V 1.5V 2.5V 3V 3.3V 3.7V 4.2V 4.5V 5.5V 6V to 5V
diy USB Auto Boost-buck Step Up-down DC DC Converte…
$4.39
$4.54
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SAVE 6%
5/10 Pcs DC-DC 2.5V 3V 3.7V 4.2V 5V to 3.3V Low Noise Regulated Charge Pump Step-Down Step-Up Boost Buck Converter
5/10 Pcs DC-DC 2.5V 3V 3.7V 4.2V 5V to 3.3V Low Noi…
$3.60
$3.85
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SAVE 2%
1PCS With Enable ON/OFF DC-DC 3V 3.3V 3.7V 4.2V 5V to 5V 6V 9V 12V Step-up Boost Converter Voltage Regulate Power Supply Module
1PCS With Enable ON/OFF DC-DC 3V 3.3V 3.7V 4.2V 5V …
$2.85
$2.92
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SAVE 68%
DC 5V 12V 24V RS485 Digital Tube Characters LED Display Module Modbus RTU for PLC Configuration Software Configuration Software
DC 5V 12V 24V RS485 Digital Tube Characters LED Dis…
$8.48
$26.49
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SAVE 7%
3PCS Mini DC-DC Converter Buck Voltage Regulator IN DC 5-40V OUT 3V 3.3V 4V 5V 6V 7.5V 9V 12V Replace AMS1117 7805 LM2596
3PCS Mini DC-DC Converter Buck Voltage Regulator IN…
$3.93
$4.25
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SAVE 3%
12V Lead-Acid Battery Dedicated Charger 3A Current 1-10000AH UPS Solar Automobile DD30CRTA
12V Lead-Acid Battery Dedicated Charger 3A Current …
$4.41
$4.56
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SAVE 6%
ESC3B04 ESP32-C3 Industrial Relay Board 4CH 10A Output 4AI RS485 Modbus WiFi DIN Rail Module for Smart Home PLC Automatio
ESC3B04 ESP32-C3 Industrial Relay Board 4CH 10A Out…
$14.75
$15.70
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SAVE 40%
2X ELETECHSUP 4-20MA Voltage Signal Acquisition RS485 Modbus RTU Module For PLC Current Transmitter Measuring
2X ELETECHSUP 4-20MA Voltage Signal Acquisition RS4…
$9.93
$16.55
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SAVE 26%
RS232 Wireless 5 PCS 2400-2525MHz Transceiver Module for Wifi ESP8266 NodeMCU
RS232 Wireless 5 PCS 2400-2525MHz Transceiver Modu…
$27.72
$37.60
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SAVE 7%
Voltage Converter DIY Kit for Arduino: PW1VA01 Expansion Module with PWM to 0-5V/0-10V for NANO PRO MEGA, ESP8266, ESP32
Voltage Converter DIY Kit for Arduino: PW1VA01 Expa…
$3.36
$3.63
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SAVE 3%
14W DC TYPE-C Boost DC-DC Converter Voltage Regulator for Arduino Router Wifi IP Camera NAS Network Disk 5V to 6V 8.4V 9V 12V
14W DC TYPE-C Boost DC-DC Converter Voltage Regulat…
$3.64
$3.76
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SAVE 3%
32CH RS485 2.54mm Pin Core Board Modbus Rtu Input and Output Control PLC HMI Remote IO Expanding Board R4IOJ32 DC 5V 12V 24V
32CH RS485 2.54mm Pin Core Board Modbus Rtu Input a…
$7.44
$7.71
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SAVE 1%
2.5V 3V 3.7V 4.2V 5V to 3.3V Low Noise Regulated Charge Pump Step-Down & Step-Up Boost Buck DC-DC Converter
2.5V 3V 3.7V 4.2V 5V to 3.3V Low Noise Regulated Ch…
$2.52
$2.57
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SAVE 5%
AMS1117 7805 Compatible LDO Module with Ultra-Low Standby Current and Precise Voltage Regulation for Electronics Projects
AMS1117 7805 Compatible LDO Module with Ultra-Low S…
$1.93
$2.04
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SAVE 53%
DC 12V 24V 8 Isolated Input & 8 Output DIN35 C45 Rail Box UART RS485 Relay Module Modbus RTU Control Switch Board
DC 12V 24V 8 Isolated Input & 8 Output DIN35 C45 Ra…
$19.45
$41.39
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SAVE 7%
16AI-16DI-16DO 4-20MA Current 0-5V/10V/30V Voltage Dry Wet Contact MOS RS485 Relay MEGA2560 R3 Expanding Board for Arduino PLC
16AI-16DI-16DO 4-20MA Current 0-5V/10V/30V Voltage …
$34.25
$37.15
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SAVE 6%
4-32CH 10A 20A DC 12V 24V RS485 Bus Relay Module DIP Setup Parameters Modbus RTU Serial Port UART Switch Board HMI PLC
4-32CH 10A 20A DC 12V 24V RS485 Bus Relay Module DI…
$12.78
$13.60
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SAVE 6%
DC 5V 12V 24V 8CH Multifunction RS485 Remote IO 2.54mm Pin Core Board Modbus Rtu Master-slave Digital Collection Module
DC 5V 12V 24V 8CH Multifunction RS485 Remote IO 2.5…
$3.90
$4.18
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SAVE 31%
With Arduino Code,10bit 16-Seg SPI LED LCD Display Module TM1622 HT1622 Board
With Arduino Code,10bit 16-Seg SPI LED LCD Display …
$12.33
$17.90
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SAVE 30%
64x16 LED Dot Matrix Display Shield for Arduino UNO MEGA NANO MICRO with Code Tutorial DIY Christmas Gift
64x16 LED Dot Matrix Display Shield for Arduino UNO…
$13.91
$19.88
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SAVE 6%
for 4-20mA 0-5V 0-10V Input Signal 4-25VDC R4CVA02 Mini 2CH Modbus RTU RS485 A/D Converter
for 4-20mA 0-5V 0-10V Input Signal 4-25VDC R4CVA02…
$3.95
$4.22
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SAVE 6%
ESP32 DIN Rail Mount Screw Terminal Block Adapter for ESP32S ESP WROOM 32 DevKitC WiFi Ethernet PLC
ESP32 DIN Rail Mount Screw Terminal Block Adapter f…
$7.36
$7.91
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SAVE 3%
3 PCS 2.5V-6V 6A Flip-Flop Latch Bistable Self-locking Trigger Switch Module for Arduino Breadboard MCU Board LED Motor
3 PCS 2.5V-6V 6A Flip-Flop Latch Bistable Self-lock…
$6.15
$6.36
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SAVE 3%
RS485 Current Collector Ammeter Modbus PLC AC Current Analog Acquisition Module for 110V 220V 50Hz 60Hz Industrial Use
RS485 Current Collector Ammeter Modbus PLC AC Curre…
$15.13
$15.60
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