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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
Others
Digital Collection Module
Pressure Weight Sensor
Temperature and Humidity Transmitter Detection Sensor
RS232 Modues & relays
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ESP32 Board
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series 1
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top saler
N4DSB03 1-2CH RS485 Digital Temperature Collector Module -55 to +125C DS18B20 Sensor DC 5V 12V 24V for Thermostat Smart Home R46CA01
US$3.99
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
24DIC48 48CH DI NPN Digital Switch PLC IO Expansion Board 3000VDC Optical isolation Input RS485 Modbus RTU Module
US$42.99
DM56A04 4 Bit DC 5V 12V 24V RS485 Digital Tube Characters LED Display Module Modbus RTU for PLC Configuration Software Configuration Software
US$9.99
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
New Products [more]
IO95A01 5V 9V 12V 24V 8A Isolation Bistable Flip-Flop Latch Self-locking Low-Trigger Switch Module
US$2.99
LIFECRMA Dedicated 3.2V LiFePO4 Battery Charger Module 3.6V 1A CV CC with Overvoltage Protection Automatic Recharge Low-Power
US$2.99
R413D08 5V RS485 RS232(TTL) PLC Modbus RTU Module 8ch IO Control Switch Board for Relay Industrial automation
US$4.99
BT25D04 DC 5-24V 4CH Bluetooth-compatible V4.0 BLE Relay RF Wireless Switch For Apple For IOS For Android Phone Smart Home
US$22.99
IO95A01 9V 12V 24V 8A Isolation Bistable Flip-Flop Latch Self-locking Low-Trigger Switch Module
US$2.99
LIFECRMB Dedicated 3.2V LiFePO4 Battery Charger Module 3.6V 1A CV CC with Overvoltage Protection Automatic Recharge Low-Power
US$2.59
Featured Products
SD29AJTC 1A MPPT Solar Charge Controller Module 4A 3.6-24V Li-ion Li-po LiFePO4 Battery Charger SD29AJTC For 9V 12V 18V 24V Solar Panels
US$4.99
IO54C01 for DR51D01 0-3A 42/57/86 Stepper Motor Forward Reverse Controller PWM Pulse Speed Drive Module For Screw Slider 3D Printer Accessories
US$33.99
RT5BF01 N4RFA04 Relay RT5BF01 DC 12V 433M Wireless RS485 IO Point-to-Point Master-Slave RF Transceiver Relay Swicth Board for Water Pump LED PTZ PLC
US$32.99
BT21A08 DC 12V 8 CH Android Phone Bluetooth-compatible Control Relay Module For Smart Home LED Lighting system
US$23.99
R4A8H08 12V 8DO 4DI 8AI RS485 Modbus RTU Multifunction Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08
US$29.99
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
US$12.99
DD24CRTB 2S 1A Type-c Multi-cell 8.4V 12.6 16.8 21V 25.2V Step-up Boost Charger Module for 7.4V 11.1V 14.8V 18.5V 22.2V 18650 Battery Pack
US$3.99
CE030 DC 12V Multifunction Timer Delay Relay Module Simple PCL Board for Fish Tank Motor Fan Fridge Smart Home
US$4.99
WG18A02 DC 12V RS485 UART Modbus RTU HX711 Pressure Weight Sensor Electronic Scale Module For PLC Configuration Software
US$6.99
SMLDA01 0.01Hz~300000Hz Adjustable Schumann Sine Wave Resonance Generator Ultra-Low Frequency Pulse Generator Audio Resonator USB
US$15.99
AMAIE08 8CH 8AI 4-20MA 0-20MA to RS485 Current Voltage ADC Collector MODBUS RTU Read Capture
US$29.99
DM11A88 8x8 Square Matrix Red LED Display dot Module 74hc595 Drive for Arduino UNO PRO MEGA2560 DUE raspberry pi
US$3.99
R4A8H08 12V 8DO 4DI 8AI RS485 Modbus RTU Multifunction Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08
US$31.99
DM18C04 4 bit 1.8 inch RS485 Modbus Rtu Digital Tube LCD LED Display Module DC 12V 24V for PLC HMI Temperature Humidity Sensor Digital Analog
US$25.99
LC5BF08 DC 12V 30A 8 Levels Multi-function Water Level Pump Pour Display Controller Liquid Sensor Automatic Controll Relay Module
US$15.99
PTA8D08 -40℃ to +500℃ 8AI RS485 Analog Input PT100 RTD RS485 Temperature Sensor Acquisition Module replace NTC K Thermocouple DS18B20
US$19.99
DR55B01 DC 6-24V 2A Flip-Flop Latch Motor Reversible Polarity Switch Controller Self-locking Bistable Reverse Polarity Relay Module
US$3.99
DNPRO11 DIN Rail Mount Screw Terminal Block Adapter Module For Arduino Pro mini Board PLC Industrial Controllers Smart Home
US$7.99
RF23G08 TB455 DC 12V 8CH 433.92M EV1527 Learning Code OOK ASK RC RF Remote Control Wireless Controller Kit
US$19.99
DD4012SA mini DC-DC Converter Buck Voltage Regulator IN DC 5-40V OUT 3.3V replace AMS1117 7805 lm2596 DD4012SA
US$1.99