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Safety Equipment and GearAir ToolsAlarm SystemsAll Home SecurityAll Renewable EnergyAll Tool SetsDimmers, Switches, and Wall PlatesElectric MotorsElectrical ToolsElectronic Communication ComponentsEmergency SuppliesGarage Door Openers and HardwareGate HardwareGatesGuttering & DrainageHand ToolsHome SafetyMetal CuttingOutletsPersonal PreparednessPlug AdaptersPower Tool AccessoriesPower ToolsPower TransformersSafety DetectorsSolar AccessoriesSolar Charge ControllerSolderingStorm & Flood PrepSurveillanceTestersThermostatsWater Heaters, Pumps & TanksWeldersWoodworking Tools
Mcu Control(11)
Uses item details. Price when purchased online
Riousery USB Relay Module MCU PC Smart Control Switch Jog Self Locking Serial Port 2.75 inches / 7 cm $11.33

$1133
current price $11.33Riousery USB Relay Module MCU PC Smart Control Switch Jog Self Locking Serial Port 2.75 inches / 7 cm
NFTIGB 12V Time Control Switch Intermittent Infinite MCU Cycle Timing Relay Module with LED Display 0.1s-999min PCB Board Controller Electrical Relay $9.63

$963
current price $9.63NFTIGB 12V Time Control Switch Intermittent Infinite MCU Cycle Timing Relay Module with LED Display 0.1s-999min PCB Board Controller Electrical Relay
1-Way Relay Driver Module with LED Indicator Microcontroller Compatible PLC MCU Control Board Module 12V $6.52

$652
current price $6.521-Way Relay Driver Module with LED Indicator Microcontroller Compatible PLC MCU Control Board Module 12V
GJX 30A MPPT Solar Charger Controller,Solar Panel Regulator Charge Controller,High Charging Efficiency,Dual USB,MCU Control,Build-in Timer $19.49

$1949
current price $19.49GJX 30A MPPT Solar Charger Controller,Solar Panel Regulator Charge Controller,High Charging Efficiency,Dual USB,MCU Control,Build-in Timer
250V/10A 1 Channel SPDT Power Relay Module 5V Control for Arduino DIY PIC AVR DSP ARM MCU $7.19

$719
current price $7.19250V/10A 1 Channel SPDT Power Relay Module 5V Control for Arduino DIY PIC AVR DSP ARM MCU
4-Pack 2-Channel 12V/24V Bidirectional Relay Module with Optocoupler Isolation, SPDT Control Board for MCU for ARDUINO PLC Projects, Compact Size with Status Indicator(12V) From $13.93

2 options
Available in additional 2 optionsFrom$1393
4-Pack 2-Channel 12V/24V Bidirectional Relay Module with Optocoupler Isolation, SPDT Control Board for MCU for ARDUINO PLC Projects, Compact Size with Status Indicator(12V)
Suodoka 4 Channel Bistable Self Locking Relay Module Button MCU Low Level Control Switch 5V DC Accuracy (4.72 inches / 12 cm) $12.75

$1275
current price $12.75Suodoka 4 Channel Bistable Self Locking Relay Module Button MCU Low Level Control Switch 5V DC Accuracy (4.72 inches / 12 cm)
Sorven Frequency Generator Frequency Generator, Signal Generators Locking Function for MCU $9.61

$961
current price $9.61Sorven Frequency Generator Frequency Generator, Signal Generators Locking Function for MCU
1-Way Relay Driver Module with LED Indicator Microcontroller Compatible PLC MCU Control Board 24V $6.85

$685
current price $6.851-Way Relay Driver Module with LED Indicator Microcontroller Compatible PLC MCU Control Board 24V
1-Way Relay Driver Module with LED Indicator Microcontroller Compatible PLC MCU Control Board Module 24V $7.10

$710
current price $7.101-Way Relay Driver Module with LED Indicator Microcontroller Compatible PLC MCU Control Board Module 24V
1-Way Relay Driver Module with LED Indicator Microcontroller Compatible PLC MCU Control Board Module 12V $6.38

$638
current price $6.381-Way Relay Driver Module with LED Indicator Microcontroller Compatible PLC MCU Control Board Module 12V
Other options to consider(317)
2-Channel 5V Relay Module with Optocoupler MCU Development Board Accessory for Arduino, PLC Control $12.87

$1287
current price $12.872-Channel 5V Relay Module with Optocoupler MCU Development Board Accessory for Arduino, PLC Control
ARCCAPTAIN MIG Welder 160A, 110V 220V, Flux Core MIG/GAS MIG/Lift TIG Welding/Stick 4 in 1 Welding Machine,Synergic Control, Digital MCU $159.99

$15999
current price $159.99ARCCAPTAIN MIG Welder 160A, 110V 220V, Flux Core MIG/GAS MIG/Lift TIG Welding/Stick 4 in 1 Welding Machine,Synergic Control, Digital MCU
2 out of 5 stars
ARCCAPTAIN Stick Welder 205Amp with Bluetooth App Control, Digital MCU for Stable Arc, 2-in-1 Stick & Lift TIG $139.99

$13999
current price $139.99ARCCAPTAIN Stick Welder 205Amp with Bluetooth App Control, Digital MCU for Stable Arc, 2-in-1 Stick & Lift TIG
Best seller ARCCAPTAIN 200A MIG Welder 6-in-1 110V/220V Dual Voltage Welder Machine, Aluminum Welding with Spool Gun & Spot MIG, Flux Core/TIG/Stick Welding From $87.99
Best seller

3 options
Available in additional 3 optionsFrom$8799
ARCCAPTAIN 200A MIG Welder 6-in-1 110V/220V Dual Voltage Welder Machine, Aluminum Welding with Spool Gun & Spot MIG, Flux Core/TIG/Stick Welding
4.9 out of 5 stars
Best seller ARCCAPTAIN Plasma Cutter 50 Amps Dual Voltage From $179.96
Best seller

2 options
Available in additional 2 optionsFrom$17996
ARCCAPTAIN Plasma Cutter 50 Amps Dual Voltage
4.5 out of 5 stars
5-32V Modbus RTU Relays Module RS232 Relays 8bit MCU SP3232 Power Supply Was $21.41

5-32V Modbus RTU Relays Module RS232 Relays 8bit MCU SP3232 Power Supply
Rollback ELEGRP Digital Toggle Dimmer Switch for Dimmable LED, CFL and Incandescent Light Bulbs, Single Pole or 3-Way Toggle LED Dimmer Light Switch, UL Listed, 2 PC, White From $11.89
From$1189
ELEGRP Digital Toggle Dimmer Switch for Dimmable LED, CFL and Incandescent Light Bulbs, Single Pole or 3-Way Toggle LED Dimmer Light Switch, UL Listed, 2 PC, White
4.2 out of 5 stars
GJX Digital Natural Gas High Sensitive Home Combustible Gas Leak Monitor for Home Kitchen $15.65

$1565
current price $15.65GJX Digital Natural Gas High Sensitive Home Combustible Gas Leak Monitor for Home Kitchen
BRJ-502D Plug-in Digital Natural Gas Detector High Sensitive Home Alarm Combustible Leak Monitor for Kitchen $19.05

$1905
current price $19.05BRJ-502D Plug-in Digital Natural Gas Detector High Sensitive Home Alarm Combustible Leak Monitor for Kitchen
funtasica 4xNE555 Frequency Adjustable Module Square Wave Generator $14.03

$1403
current price $14.03funtasica 4xNE555 Frequency Adjustable Module Square Wave Generator
New GJX Plug-In Digital Natural Gas Detector High Sensitive Home Alarm Combustible Leak Monitor for Kitchen Bathroom Garage Safety Protection Early Warning System Easy Install Home Security $17.03
New

$1703
current price $17.03GJX Plug-In Digital Natural Gas Detector High Sensitive Home Alarm Combustible Leak Monitor for Kitchen Bathroom Garage Safety Protection Early Warning System Easy Install Home Security
Yajisi 8 Channel Low Level Trigger Relay Module With Optocoupler 12V (5.2 inches / 13.4 cm) $11.06

$1106
current price $11.06Yajisi 8 Channel Low Level Trigger Relay Module With Optocoupler 12V (5.2 inches / 13.4 cm)
ARCCAPTAIN 4-in-1 MIG Welder, 165A/110V/220V , Gasless/Gas MIG/Lift TIG/Stick, IGBT Synergy, Large LED Display, 2T/4T $189.99 Was $189.99

$18999
current price $189.99, Was $189.99$189.99
ARCCAPTAIN 4-in-1 MIG Welder, 165A/110V/220V , Gasless/Gas MIG/Lift TIG/Stick, IGBT Synergy, Large LED Display, 2T/4T
ARCCAPTAIN 60A Plasma Cutter, 110V/220V Dual Voltage Non-Touch Pilot Arc Cutting Machine, 1" Max Severance Metal Cutter with Smart Air Pressure LED $289.99 Was $289.99

$28999
current price $289.99, Was $289.99$289.99
ARCCAPTAIN 60A Plasma Cutter, 110V/220V Dual Voltage Non-Touch Pilot Arc Cutting Machine, 1" Max Severance Metal Cutter with Smart Air Pressure LED
ARCCAPTAIN Stick WelderWelder 130A, ARC Welder with Hot Start, Arc Force, Anti-Stick and IGBT Technology $74.99

$7499
current price $74.99ARCCAPTAIN Stick WelderWelder 130A, ARC Welder with Hot Start, Arc Force, Anti-Stick and IGBT Technology
5 out of 5 stars
ARCCAPTAIN Plasma Cutter, Dual Voltage 110V/220V, IGBT Inverter, 2T/4T Mode, Digital Display, Overload Protection, Portable Cutting Machine with Air Regulator $179.99

$17999
current price $179.99ARCCAPTAIN Plasma Cutter, Dual Voltage 110V/220V, IGBT Inverter, 2T/4T Mode, Digital Display, Overload Protection, Portable Cutting Machine with Air Regulator
Single Channel Relay Module, 3.3V Control, LED Indicator, Ideal For Smart Home Industrial Use $8.86

$886
current price $8.86Single Channel Relay Module, 3.3V Control, LED Indicator, Ideal For Smart Home Industrial Use
Guy-Tech 7.5V Global AC/DC Adapter Compatible with Mackie MCU XT Pro 8-channel, Baby HUI DAW Control Extender Surface 7.5VDC Power Supply Cord Wall Home Charger $22.30

$2230
current price $22.30Guy-Tech 7.5V Global AC/DC Adapter Compatible with Mackie MCU XT Pro 8-channel, Baby HUI DAW Control Extender Surface 7.5VDC Power Supply Cord Wall Home Charger
BIMZUC Multifunction 8-Way Learning Remote Control Switch, 12V Wireless Relay Receiver Replacement for Home Automation, 433MHz $27.68

$2768
current price $27.68BIMZUC Multifunction 8-Way Learning Remote Control Switch, 12V Wireless Relay Receiver Replacement for Home Automation, 433MHz
ARCCAPTAIN TIG Welder, 200A 110v/220v Dual High Frequency TIG/Stick/Arc 2 in 1 Welding Machine with LED Digital Display, 2T/4T Function and Tungsten Electrode $199.49

$19949
current price $199.49ARCCAPTAIN TIG Welder, 200A 110v/220v Dual High Frequency TIG/Stick/Arc 2 in 1 Welding Machine with LED Digital Display, 2T/4T Function and Tungsten Electrode
4.2 out of 5 stars
W1209 DC 12V Thermostat Temperature Control Switch Thermometer Controller with Digital LED Display with Case $8.49

$849
current price $8.49W1209 DC 12V Thermostat Temperature Control Switch Thermometer Controller with Digital LED Display with Case
ARCCAPTAIN MIG Welder 130A, 110V 2-in-1 Flux Core & Lift TIG/Stick MMA Welding Machine with Synergic Control, Portable Inverter Welder for Beginners $109.99

$10999
current price $109.99ARCCAPTAIN MIG Welder 130A, 110V 2-in-1 Flux Core & Lift TIG/Stick MMA Welding Machine with Synergic Control, Portable Inverter Welder for Beginners
SENRISE Multifunction Relay Module Timer Control Infinite Loop Cycle ON OFF Module 12V From $8.29

3 options
Available in additional 3 optionsFrom$829
SENRISE Multifunction Relay Module Timer Control Infinite Loop Cycle ON OFF Module 12V
DC 5V Relay Module 1 Channel Low Lever Trigger $8.49

$849
current price $8.49DC 5V Relay Module 1 Channel Low Lever Trigger
TeeRees 4Pcs 12V/24Vfor 2-Way Bidirectional Relay Modules with Optocoupler Protection,12V

TeeRees 4Pcs 12V/24Vfor 2-Way Bidirectional Relay Modules with Optocoupler Protection,12V
Brynna Smart Motion Sensor Security WiFi PIR Motion Sensor Wireless Passive Infrared Detector Security Burglar Alarm Sensor Tuya APP Control Smart Home Security System $15.71

$1571
current price $15.71Brynna Smart Motion Sensor Security WiFi PIR Motion Sensor Wireless Passive Infrared Detector Security Burglar Alarm Sensor Tuya APP Control Smart Home Security System
Treedix 2 pcs L298N Motor Drive Board Dual H-Bridge Motor Drive Module Compatible with Arduino Board DC Stepper Motor Robot Smart Car $13.99

$1399
current price $13.99Treedix 2 pcs L298N Motor Drive Board Dual H-Bridge Motor Drive Module Compatible with Arduino Board DC Stepper Motor Robot Smart Car
AIXZGLOBAL Mini 145A 3-in-1 Stick and Lift TIG Welder, 110V Portable ARC Welding Machine with Spool Gun Support $69.99 Was $89.99

Now$6999
current price Now $69.99, Was $89.99$89.99
AIXZGLOBAL Mini 145A 3-in-1 Stick and Lift TIG Welder, 110V Portable ARC Welding Machine with Spool Gun Support
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