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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
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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
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
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
OPMSB08 PNP Input 3.3-5V NPN Output 8CH DC 3.3-24V 0-2kHz PWM Signal Amplifier NPN/PNP Logic Level Converter LED Driver 5A IO Current Amplifier
US$13.99
RT4AE01 VHF/UHF Radio Modem 433M/RS485/RS232/USB Wireless Transceiver Serial Data Long-Distance Transmission Module
US$19.99
N4VIA02 5A Multifunctional RS485 Ammeter & Voltmeter 0-30V Voltage & 0-5A Current Measurement Module Modbus RTU
US$7.99
New Products [more]
DM43B04 4bit 7Seg I2C IIC LED Digital Tube Display Module For Arduino For UNO MEGA2560
US$2.99
PWM8A04_5V_485_A DC 5V 3CH RS485 1Hz-20kHz Duty Cycle Frequency Adjustable PWM Square Wave Pulse Generator Modbus RTU
US$3.99
PWM8A04_5V_232_B DC 5V 3CH TTL232 1Hz-20kHz Duty Cycle Frequency Adjustable PWM Square Wave Pulse Generator Modbus RTU
US$3.99
PWM8A04_5V_232_A DC 5V 3CH TTL232 1Hz-20kHz Duty Cycle Frequency Adjustable PWM Square Wave Pulse Generator Modbus RTU
US$3.99
PWM8A04_5V_485_B DC 5V 3CH RS485 1Hz-20kHz Duty Cycle Frequency Adjustable PWM Square Wave Pulse Generator Modbus RTU
US$3.99
N722A04+TB441 + UD68B01 Nuvoton C51 MCU N76E003 MCU Development Board MS51FB9AE LED Infrared Remote Control Optocoupler LED RS485 Relay Module
US$23.99
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DDCB04QA 3V6 X2 140MA 3.7V Li-ion Polymer 3.2V LiFePO4 lithium Battery packs Charge Balance BMS Charger protection board for 18650 14500
US$2.99
DDCB04QA 3V6 X4 280MA 3.7V Li-ion Polymer 3.2V LiFePO4 lithium Battery packs Charge Balance BMS Charger protection board for 18650 14500
US$2.99
DDCB04QA 4V2 X1 82MA 3.7V Li-ion Polymer 3.2V LiFePO4 lithium Battery packs Charge Balance BMS Charger protection board for 18650 14500
US$2.99
DDCB04QA 4V2 X3 246MA 3.7V Li-ion Polymer 3.2V LiFePO4 lithium Battery packs Charge Balance BMS Charger protection board for 18650 14500
US$2.99
DDCB04QA 3V6 X1 70MA 3.7V Li-ion Polymer 3.2V LiFePO4 lithium Battery packs Charge Balance BMS Charger protection board for 18650 14500
US$2.99
DDCB04QA 4V2 X4 328MA 3.7V Li-ion Polymer 3.2V LiFePO4 lithium Battery packs Charge Balance BMS Charger protection board for 18650 14500
US$2.99
DDCB04QA 4V2 X2 164MA 3.7V Li-ion Polymer 3.2V LiFePO4 lithium Battery packs Charge Balance BMS Charger protection board for 18650 14500
US$2.99
DDEN12MA Multifunction with Enable ON/OFF 6W DC-DC Step-up Boost Converter Voltage Regulate 2.6-5V to 9V
US$1.59
DDEN12MA Multifunction with Enable ON/OFF 6W DC-DC Step-up Boost Converter Voltage Regulate 2.6-5V to 12V
US$1.59
DDEN12MA Multifunction with Enable ON/OFF 6W DC-DC Step-up Boost Converter Voltage Regulate 2.6-5V to 6V
US$1.59
DDEN12MA With Enable Dc-Dc Step-Up Boost Converter 3V 3.3V 3.7V To 6V Voltage Regulate for Arduiuo Breadboard Stm32 Lcd
US$1.59
DDEN12MA With Enable Dc-Dc Step-Up Boost Converter 3V 3.3V 3.7V To 9V Voltage Regulate for Arduiuo Breadboard Stm32 Lcd
US$1.59
DDEN12MA With Enable Dc-Dc Step-Up Boost Converter 3V 3.3V 3.7V To 12V Voltage Regulate for Arduiuo Breadboard Stm32 Lcd
US$1.59
DDEN12MA With Enable Dc-Dc Step-Up Boost Converter 3V 3.3V 3.7V To 5V Voltage Regulate for Arduiuo Breadboard Stm32 Lcd
US$1.59
DDEN12MA With Enable Dc-Dc Step-Up Boost Converter 3V 3.3V 3.7V To 5V Voltage Regulate for Arduiuo Breadboard Stm32 Lcd
US$1.59
DDTC07MC 1S Type-C To 4.35V Step-down Buck LiPo Polymer Li-Ion Charger for 3.7V 3.8V 18650 Lithium Battery
US$1.25
DDTC07MD 1S Type-C To 4.2V Step-down Buck LiPo Polymer Li-Ion Charger for 3.7V 3.8V 18650 Lithium Battery
US$1.25
DDUB12NA mini 3W 5V 6V 9V 12V 15V 24V to -15V Positive to Negative Voltage DC DC Boost-Buck Converter Board for ADC LCD OP
US$1.49
DDUB12NA mini 3W 5V 6V 9V 12V 15V 24V to -5V Positive to Negative Voltage DC DC Boost-Buck Converter Board for ADC LCD OP
US$1.49
DDUB12NA mini 3W 5V 6V 9V 12V 15V 24V to -10V Positive to Negative Voltage DC DC Boost-Buck Converter Board for ADC LCD OP
US$1.49
DDUB12NA mini 3W 5V 6V 9V 12V 15V 24V to -12V Positive to Negative Voltage DC DC Boost-Buck Converter Board for ADC LCD OP
US$1.49
DR21B01 Ultra Small Light DC 5V 1 Channel DPDT Relay Module Double Switch Board High level IO Control
US$1.99
DR21C01 mini Ultralight 1 Channel DPDT Relay Module switch control board for 18650 battery sensor
US$1.99
DR21D01 mini Ultralight 1 Channel DPDT Relay Module switch control board for 18650 battery sensor
US$1.99
DR25E01 DC 6-24V 3-5A Flip-Flop Latch DPDT Relay Module Bistable Self-locking Double Switch Board for Arduiuo MEGA AVR LED
US$3.99
DR25E01 DC 5V 3-5A Flip-Flop Latch DPDT Relay Module Bistable Self-locking Double Switch Board for Arduiuo MEGA AVR LED
US$3.99
HC4051A8 5x 8ch Analog Logic acquisition Multiplexer Demultiplexer Selection switch Module 74HC4051 Board for Arduiuo Bread
US$2.99
IO22C04 DC 12V 24V 4ch Pro mini PLC Board Relay Shield Module for Arduiuo diy LED Display Cycle Delay Timing Timer Switch Turn ON/OFF
US$20.99
IO22D08 8ch DC 12V Pro mini Relay Shield Module PLC Board for Arduiuo MEGE2560 Delay Self-locking Interlock Timer Switch
US$24.68
IO23B01 AC 110V 220V Multifunction Self-lock Relay PLC Cycle Timer Module Delay Time Switch
US$5.99
KC11C04 3-5V 4 Buttons AD Keypad keyboard Analog output button for Arduiuo nano 3 breadboard stm32 starter kit
US$0.99
KC11B04 3-5V 4 Buttons AD Keypad keyboard Analog output button for Arduiuo nano 3 breadboard stm32 starter kit
US$0.99
KC13A08 Low level 8-button Push Buttons module 8 Keyboard Keypad for Arduiuo DUE Breadboard Leonardo ZERO Tre Micro banana pi STM32
US$0.99
KC13A08 Low level 8-button Push Buttons module 8 Keyboard Keypad for Arduiuo DUE Breadboard Leonardo ZERO Tre Micro banana pi STM32
US$0.99
KC13A08 High level 8-button Push Buttons module 8 Keyboard Keypad for Arduiuo DUE Breadboard Leonardo ZERO Tre Micro banana pi STM32
US$0.99
KC13A08 High level 8-button Push Buttons module 8 Keyboard Keypad for Arduiuo DUE Breadboard Leonardo ZERO Tre Micro banana pi STM32
US$0.99
LD48AJTA L 3A 6-16V Adjustable Constant Current LED Driver Module MCU IO PWM Controller Board
US$4.99
L 3A 6-16V Adjustable Constant Current LED Driver Module MCU IO PWM Controller Board
US$5.19
L 2A 6-16V Adjustable Constant Current LED Driver Module MCU IO PWM Controller Board
US$4.99
L 2A 6-16V Adjustable Constant Current LED Driver Module MCU IO PWM Controller Board
US$5.19
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