Safety Equipment and GearAir QualityAir ToolsAlarm SystemsAll Home SecurityAll Renewable EnergyAll Tool SetsBathroom Cabinets & FixturesBathroom PlumbingBrackets and Angle IronsBreakers, Distributors, and Load CentersCable ManagementCar Emergency SuppliesConduits and FittingsDimmers, Switches, and Wall PlatesDoor HardwareDoor Security HardwareElectric MotorsElectrical ToolsElectrical Wire & CableElectronic Communication ComponentsEmergency SuppliesExtension Cord ReelsExtension CordsFastenersFire SafetyFlashlightsGarage CabinetsGarage Door Openers and HardwareGuttering & DrainageHand ToolsHome SafetyKeysKitchen Fixtures and MaterialsKitchen HardwareKitchen PlumbingKNIPEX ToolsLight BulbsMechanics ToolsOutletsPadlocksPaint Supplies & ToolsPersonal PreparednessPlug AdaptersPower Tool AccessoriesPower ToolsPower TransformersSolar AccessoriesSolar Charge ControllerSolar PanelsSolderingSpray PaintStorm & Flood PrepSurveillanceTestersThermostatsTool Equipment & StorageWall DecalsWall PanelsWallpaperWater Heaters, Pumps & TanksWeatherproof CoversWildfire PrepWood Stains, Coatings & FinishesWoodworking Tools
Sort by|
Safety Equipment and GearAir QualityAir ToolsAlarm SystemsAll Home SecurityAll Renewable EnergyAll Tool SetsBathroom Cabinets & FixturesBathroom PlumbingBrackets and Angle IronsBreakers, Distributors, and Load CentersCable ManagementCar Emergency SuppliesConduits and FittingsDimmers, Switches, and Wall PlatesDoor HardwareDoor Security HardwareElectric MotorsElectrical ToolsElectrical Wire & CableElectronic Communication ComponentsEmergency SuppliesExtension Cord ReelsExtension CordsFastenersFire SafetyFlashlightsGarage CabinetsGarage Door Openers and HardwareGuttering & DrainageHand ToolsHome SafetyKeysKitchen Fixtures and MaterialsKitchen HardwareKitchen PlumbingKNIPEX ToolsLight BulbsMechanics ToolsOutletsPadlocksPaint Supplies & ToolsPersonal PreparednessPlug AdaptersPower Tool AccessoriesPower ToolsPower TransformersSolar AccessoriesSolar Charge ControllerSolar PanelsSolderingSpray PaintStorm & Flood PrepSurveillanceTestersThermostatsTool Equipment & StorageWall DecalsWall PanelsWallpaperWater Heaters, Pumps & TanksWeatherproof CoversWildfire PrepWood Stains, Coatings & FinishesWoodworking Tools

Switcher Board

Uses item details. Price when purchased online

2Pcs Range Hood Keyboard Switch, MQ205 AC 250V 4A 5 Push Button Piano Type Key Board Switches, Blue $11.89

2Pcs Range Hood Keyboard Switch, MQ205 AC 250V 4A 5 Push Button Piano Type Key Board Switches, Blue
Sponsored
current price $11.89

2Pcs Range Hood Keyboard Switch, MQ205 AC 250V 4A 5 Push Button Piano Type Key Board Switches, Blue

Rupoun YF-4 Digital LCD Display Timer Relay Module, DC 12V Cycle Timing Switch Board Controller for Motor, Water Pump, Light Strip and Solenoid Valve (4.33 inches / 11 cm), 1 Pack $14.19

Rupoun YF-4 Digital LCD Display Timer Relay Module, DC 12V Cycle Timing Switch Board Controller for Motor, Water Pump, Light Strip and Solenoid Valve (4.33 inches / 11 cm), 1 Pack
current price $14.19

Rupoun YF-4 Digital LCD Display Timer Relay Module, DC 12V Cycle Timing Switch Board Controller for Motor, Water Pump, Light Strip and Solenoid Valve (4.33 inches / 11 cm), 1 Pack

Pack of 1, Milwaukee 23-66-0400 Switch Board $107.15

Pack of 1, Milwaukee 23-66-0400 Switch Board
current price $107.15

Pack of 1, Milwaukee 23-66-0400 Switch Board

Digital Amplifier Power Switch Board 300W Amplifier Switching Power Supply 5-Way Output ±24V 36V 42V 48V 55V 60V 15V DC12V ,overload cut-off

Digital Amplifier Power Switch Board 300W Amplifier Switching Power Supply 5-Way Output ±24V 36V 42V 48V 55V 60V 15V DC12V ,overload cut-off

Digital Amplifier Power Switch Board 300W Amplifier Switching Power Supply 5-Way Output ±24V 36V 42V 48V 55V 60V 15V DC12V ,overload cut-off

Heater Accessories 12V 24V Heater Monitoring Switches Board Easy Installation LCD Monitor Switches Boards $30.18

Heater Accessories 12V 24V Heater Monitoring Switches Board Easy Installation LCD Monitor Switches Boards
current price $30.18

Heater Accessories 12V 24V Heater Monitoring Switches Board Easy Installation LCD Monitor Switches Boards

Yajisi Automatic Power Switching Module 220V 10A Dual Power Supply Switch Controller Board, 2 Channels 2 Input 1 Output Emergency Changeover Switch, 5.91 inches / 15 cm Length $10.79

Yajisi Automatic Power Switching Module 220V 10A Dual Power Supply Switch Controller Board, 2 Channels 2 Input 1 Output Emergency Changeover Switch, 5.91 inches / 15 cm Length
current price $10.79

Yajisi Automatic Power Switching Module 220V 10A Dual Power Supply Switch Controller Board, 2 Channels 2 Input 1 Output Emergency Changeover Switch, 5.91 inches / 15 cm Length

Uxcell 1 Pcs DC 12V 1 Channel Relay Module Switch Board Shield 30A High or Low Level Trigger $10.74

Uxcell 1 Pcs DC 12V 1 Channel Relay Module Switch Board Shield 30A High or Low Level Trigger
current price $10.74

Uxcell 1 Pcs DC 12V 1 Channel Relay Module Switch Board Shield 30A High or Low Level Trigger

Uxcell 2 Pcs DC 12V 1 Channel Relay Module Switch Board Shield 30A High or Low Level Trigger $14.41

Uxcell 2 Pcs DC 12V 1 Channel Relay Module Switch Board Shield 30A High or Low Level Trigger
current price $14.41

Uxcell 2 Pcs DC 12V 1 Channel Relay Module Switch Board Shield 30A High or Low Level Trigger

5pcs 3V Relay Power Switch Board 1 Channel Optocoupler Relay Module Control $14.25

5pcs 3V Relay Power Switch Board 1 Channel Optocoupler Relay Module Control
current price $14.25

5pcs 3V Relay Power Switch Board 1 Channel Optocoupler Relay Module Control

Uxcell 1 Pcs DC 12V 2 Channel Relay Module Switch Boards Shield 30A High or Low Level Trigger $15.11

Uxcell 1 Pcs DC 12V 2 Channel Relay Module Switch Boards Shield 30A High or Low Level Trigger
current price $15.11

Uxcell 1 Pcs DC 12V 2 Channel Relay Module Switch Boards Shield 30A High or Low Level Trigger

4x5 Relay Module - Single Channel Relay Switching Board with Optocoupler Isolation, High or Low Level Trigger $25.16

4x5 Relay Module - Single Channel Relay Switching Board with Optocoupler Isolation, High or Low Level Trigger
current price $25.16

4x5 Relay Module - Single Channel Relay Switching Board with Optocoupler Isolation, High or Low Level Trigger

Digital Amplifier Power Switch Board 300W Amplifier Switching Power Supply 5-Way Output ±24V 36V 42V 48V 55V 60V 15V DC12V ,Easy Operation

Digital Amplifier Power Switch Board 300W Amplifier Switching Power Supply 5-Way Output ±24V 36V 42V 48V 55V 60V 15V DC12V ,Easy Operation

Digital Amplifier Power Switch Board 300W Amplifier Switching Power Supply 5-Way Output ±24V 36V 42V 48V 55V 60V 15V DC12V ,Easy Operation

1pcs 4 Channel Relay Module ESP-01 Relay Switch Board DC 12V $11.99

1pcs 4 Channel Relay Module ESP-01 Relay Switch Board DC 12V
current price $11.99

1pcs 4 Channel Relay Module ESP-01 Relay Switch Board DC 12V

1pcs 4 Channel Relay Module ESP-01 Relay Switch Board DC 12V $14.00

1pcs 4 Channel Relay Module ESP-01 Relay Switch Board DC 12V
current price $14.00

1pcs 4 Channel Relay Module ESP-01 Relay Switch Board DC 12V

Yajisi 2 Channel Serial Port Relay Module RS232 UART Protocol DB9 Interface Remote Control Switch Board TB351, Low-Level Output 10A, Dimensions 4.72 inches / 12 cm[cite: 1] $12.40

Yajisi 2 Channel Serial Port Relay Module RS232 UART Protocol DB9 Interface Remote Control Switch Board TB351, Low-Level Output 10A, Dimensions 4.72 inches / 12 cm[cite: 1]
current price $12.40

Yajisi 2 Channel Serial Port Relay Module RS232 UART Protocol DB9 Interface Remote Control Switch Board TB351, Low-Level Output 10A, Dimensions 4.72 inches / 12 cm[cite: 1]

CH3 Remote Control Switch Board Step-up Circuit, Stable Voltage, Black, For Lamp Remote Control, 210mm Cable $15.16

CH3 Remote Control Switch Board Step-up Circuit, Stable Voltage, Black, For Lamp Remote Control, 210mm Cable
current price $15.16

CH3 Remote Control Switch Board Step-up Circuit, Stable Voltage, Black, For Lamp Remote Control, 210mm Cable

5 Pcs 3V Relay Power Switch Board 1 Channel Optocoupler Relay Module with Screw Terminal and Bolt Mount, 10A Load Capacity for 250VAC or 30VDC Applications, Black/Green/Blue $14.28

5 Pcs 3V Relay Power Switch Board 1 Channel Optocoupler Relay Module with Screw Terminal and Bolt Mount, 10A Load Capacity for 250VAC or 30VDC Applications, Black/Green/Blue
current price $14.28

5 Pcs 3V Relay Power Switch Board 1 Channel Optocoupler Relay Module with Screw Terminal and Bolt Mount, 10A Load Capacity for 250VAC or 30VDC Applications, Black/Green/Blue

YAHHU DR21A01 DC 5V DPDT Relay Module Polarity Reversal Switch Board Components Parts, 1 Pack $9.56

YAHHU DR21A01 DC 5V DPDT Relay Module Polarity Reversal Switch Board Components Parts, 1 Pack
current price $9.56

YAHHU DR21A01 DC 5V DPDT Relay Module Polarity Reversal Switch Board Components Parts, 1 Pack

200 Pcs Switchboard Switch Micro Micro Switch 1.50X0.70X0.70CM Black $10.50

200 Pcs Switchboard Switch Micro Micro Switch 1.50X0.70X0.70CM Black
current price $10.50

200 Pcs Switchboard Switch Micro Micro Switch 1.50X0.70X0.70CM Black

AC100V-220V Adjustable Timer Control Relay Module Turn Off Delay Switch Board $15.73

AC100V-220V Adjustable Timer Control Relay Module Turn Off Delay Switch Board
current price $15.73

AC100V-220V Adjustable Timer Control Relay Module Turn Off Delay Switch Board

Uxcell 1 Pcs DC 5V 1 Channel Relay Module Switch Board Shield 30A High or Low Level Trigger $10.28

Uxcell 1 Pcs DC 5V 1 Channel Relay Module Switch Board Shield 30A High or Low Level Trigger
current price $10.28

Uxcell 1 Pcs DC 5V 1 Channel Relay Module Switch Board Shield 30A High or Low Level Trigger

Oasiva 5V/12V Relays Module 1 Channel Relays Switches Board with Optocoupler Isolation

Oasiva 5V/12V Relays Module 1 Channel Relays Switches Board with Optocoupler Isolation

Oasiva 5V/12V Relays Module 1 Channel Relays Switches Board with Optocoupler Isolation

Uxcell 1 Pcs DC 5V 4 Channel Relay Module Switch Boards Shield 30A High or Low Level Trigger $21.49

Uxcell 1 Pcs DC 5V 4 Channel Relay Module Switch Boards Shield 30A High or Low Level Trigger
current price $21.49

Uxcell 1 Pcs DC 5V 4 Channel Relay Module Switch Boards Shield 30A High or Low Level Trigger

DC 5V Relay Module Polarity Reversal Board DPDT Relay Module Reversal Switch Board, Polarity Reversal Switch Board Safe and Practical with Reversal Switch Board Components Parts for Industry $8.41

DC 5V Relay Module Polarity Reversal Board DPDT Relay Module Reversal Switch Board, Polarity Reversal Switch Board Safe and Practical with Reversal Switch Board Components Parts for Industry
current price $8.41

DC 5V Relay Module Polarity Reversal Board DPDT Relay Module Reversal Switch Board, Polarity Reversal Switch Board Safe and Practical with Reversal Switch Board Components Parts for Industry

BIMZUC LCD Display Relay Module Delay Power Failure Cyclic Timing Circuit Switch Board Electronic Components Delay Relay Module for Industrial Parts Automation Control XYLJ02 3.1 inches / 8 cm

BIMZUC LCD Display Relay Module Delay Power Failure Cyclic Timing Circuit Switch Board Electronic Components Delay Relay Module for Industrial Parts Automation Control XYLJ02 3.1 inches / 8 cm

BIMZUC LCD Display Relay Module Delay Power Failure Cyclic Timing Circuit Switch Board Electronic Components Delay Relay Module for Industrial Parts Automation Control XYLJ02 3.1 inches / 8 cm

Relay Module Polarity Reversal Board DPDT Relay Module Reversal Switch Board, Polarity Reversal Switch Board Safe and Practical with Reversal Switch Board Components Parts for Industry $8.40

Relay Module Polarity Reversal Board DPDT Relay Module Reversal Switch Board, Polarity Reversal Switch Board Safe and Practical with Reversal Switch Board Components Parts for Industry
current price $8.40

Relay Module Polarity Reversal Board DPDT Relay Module Reversal Switch Board, Polarity Reversal Switch Board Safe and Practical with Reversal Switch Board Components Parts for Industry

Uxcell 4 Pcs DC 5V 1 Channel Relay Module Switch Board Shield 10A High or Low Level Trigger $12.49

Uxcell 4 Pcs DC 5V 1 Channel Relay Module Switch Board Shield 10A High or Low Level Trigger
current price $12.49

Uxcell 4 Pcs DC 5V 1 Channel Relay Module Switch Board Shield 10A High or Low Level Trigger

AFQH AC100V-220V Adjustable Timer Control Relay Module Turn Off Delay Switch Board $11.91

AFQH AC100V-220V Adjustable Timer Control Relay Module Turn Off Delay Switch Board
current price $11.91

AFQH AC100V-220V Adjustable Timer Control Relay Module Turn Off Delay Switch Board

AC100V-220V Adjustable Timer Control Relay Module Turn Off Delay Switch Board for Exhaust Fan Mr22 19 $10.13

AC100V-220V Adjustable Timer Control Relay Module Turn Off Delay Switch Board for Exhaust Fan Mr22 19
current price $10.13

AC100V-220V Adjustable Timer Control Relay Module Turn Off Delay Switch Board for Exhaust Fan Mr22 19

16 Channel DC7V-38V USB Control Switches USB Control Relays Module Computer Control Switches Board $33.67

16 Channel DC7V-38V USB Control Switches USB Control Relays Module Computer Control Switches Board
current price $33.67

16 Channel DC7V-38V USB Control Switches USB Control Relays Module Computer Control Switches Board

Uxcell 1 Pcs DC 24V 4 Channel Relay Module Switch Board Shield 30A High or Low Level Trigger $23.15

Uxcell 1 Pcs DC 24V 4 Channel Relay Module Switch Board Shield 30A High or Low Level Trigger
current price $23.15

Uxcell 1 Pcs DC 24V 4 Channel Relay Module Switch Board Shield 30A High or Low Level Trigger

4X Switching Power Supply Module Ac 110V 220V to Dc 24V 6A Switching Board Promotion Panel Splitter 60Hz -DC2412 $28.15

4X Switching Power Supply Module Ac 110V 220V to Dc 24V 6A Switching Board Promotion Panel Splitter 60Hz -DC2412
current price $28.15

4X Switching Power Supply Module Ac 110V 220V to Dc 24V 6A Switching Board Promotion Panel Splitter 60Hz -DC2412

2X AC100V-220V Adjustable Control Relay Module Turn Delay Switch Board for Exhaust Fan Mr22 19 $12.31

2X AC100V-220V Adjustable Control Relay Module Turn Delay Switch Board for Exhaust Fan Mr22 19
current price $12.31

2X AC100V-220V Adjustable Control Relay Module Turn Delay Switch Board for Exhaust Fan Mr22 19

Uxcell 2 Pcs DC 5V 4 Channel Relay Module Switch Board Shield 10A High or Low Level Trigger $16.99

Uxcell 2 Pcs DC 5V 4 Channel Relay Module Switch Board Shield 10A High or Low Level Trigger
current price $16.99

Uxcell 2 Pcs DC 5V 4 Channel Relay Module Switch Board Shield 10A High or Low Level Trigger

BIMZUC XH-M225 Timer Relay Module Digital Display 0-99S Cycle Switch Board Controller DC 12V Two Channel Output System For Cyclic On Off Testing Tasks Length 3.15 inches / 8.0 cm Home Use $9.91

BIMZUC XH-M225 Timer Relay Module Digital Display 0-99S Cycle Switch Board Controller DC 12V Two Channel Output System For Cyclic On Off Testing Tasks Length 3.15 inches / 8.0 cm Home Use
current price $9.91

BIMZUC XH-M225 Timer Relay Module Digital Display 0-99S Cycle Switch Board Controller DC 12V Two Channel Output System For Cyclic On Off Testing Tasks Length 3.15 inches / 8.0 cm Home Use

3X AC100V-220V Adjustable Control Relay Module Turn Delay Switch Board for Exhaust Fan Mr22 19 $18.25

3X AC100V-220V Adjustable Control Relay Module Turn Delay Switch Board for Exhaust Fan Mr22 19
current price $18.25

3X AC100V-220V Adjustable Control Relay Module Turn Delay Switch Board for Exhaust Fan Mr22 19

Lightweight AC220V to 24V 5A Switching Power Converter Board with Voltages Reducing & Overload Protections $40.30

Lightweight AC220V to 24V 5A Switching Power Converter Board with Voltages Reducing & Overload Protections
current price $40.30

Lightweight AC220V to 24V 5A Switching Power Converter Board with Voltages Reducing & Overload Protections

CE035_S 2 Channel RS485 Relay 12V Switch Board Modbus POLL AT command PLC for PTZ Camera Electric Door Water Pump LED with Shell $15.99

CE035_S 2 Channel RS485 Relay 12V Switch Board Modbus POLL AT command PLC for PTZ Camera Electric Door Water Pump LED with Shell
current price $15.99

CE035_S 2 Channel RS485 Relay 12V Switch Board Modbus POLL AT command PLC for PTZ Camera Electric Door Water Pump LED with Shell

NFTIGB 4 Channel Wireless Relay Module 4DI 4DO 433M RS485 Transmitter Receiver Relay with Antenna DC 12V 5.7 inches / 144 mm Industrial Home Automation Control Switch Board System

NFTIGB 4 Channel Wireless Relay Module 4DI 4DO 433M RS485 Transmitter Receiver Relay with Antenna DC 12V 5.7 inches / 144 mm Industrial Home Automation Control Switch Board System

NFTIGB 4 Channel Wireless Relay Module 4DI 4DO 433M RS485 Transmitter Receiver Relay with Antenna DC 12V 5.7 inches / 144 mm Industrial Home Automation Control Switch Board System

XH-M138 30A High Current Switch Adapter Board,Contactor Switch 12V Electric Relay Board DC Power Control Relay Module Normally Closed Contact $14.99

XH-M138 30A High Current Switch Adapter Board,Contactor Switch 12V Electric Relay Board DC Power Control Relay Module Normally Closed Contact
current price $14.99

XH-M138 30A High Current Switch Adapter Board,Contactor Switch 12V Electric Relay Board DC Power Control Relay Module Normally Closed Contact

55A 21V Cutting Machine Control Board Speed Switcher Control Board Electric Grinders Motherboards Installation Accessories $10.28

55A 21V Cutting Machine Control Board Speed Switcher Control Board Electric Grinders Motherboards Installation Accessories
current price $10.28

55A 21V Cutting Machine Control Board Speed Switcher Control Board Electric Grinders Motherboards Installation Accessories

Other options to consider

View all

Popular in Switcher Board

Related Products