购买 basic relay circuit

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$15.99
Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
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138
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Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
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138
$11.39
Lystin 8 Channel DC 5V DC 230V Relay Module Control Board With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR TTL Logic STM32 Raspberry Pi
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38
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Lystin 8 Channel DC 5V DC 230V Relay Module Control Board With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR TTL Logic STM32 Raspberry Pi
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38
$657.00
Siemens 3SK1121-2CB41 SIRIUS Safety Relay Basic Unit, 4NO
PLCHardware.com
$657.00
Siemens 3SK1121-2CB41 SIRIUS Safety Relay Basic Unit, 4NO
PLCHardware.com
$57.41
Basic Plug In Enclosed Power Relay, DPDT Contacts, 30A NO/3A NC Contact Rating, 120VAC Coil Voltage
Amazon.com
30
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$57.41
Basic Plug In Enclosed Power Relay, DPDT Contacts, 30A NO/3A NC Contact Rating, 120VAC Coil Voltage
Amazon.com
30
$17.95
Hella 12 Volt Dual Circuit Universal Relay 20Amp / 40 Amp Use Socket K-Fours22-101
Amazon.com
Free shipping
$17.95
Hella 12 Volt Dual Circuit Universal Relay 20Amp / 40 Amp Use Socket K-Fours22-101
Amazon.com
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$8.99
Solid State Relay Module 5V 4 Channel High Level Trigger With Fuse Mini DIY Relay For Industrial Electronic (5V 4 Channel)
Amazon.com
$8.99
Solid State Relay Module 5V 4 Channel High Level Trigger With Fuse Mini DIY Relay For Industrial Electronic (5V 4 Channel)
Amazon.com
$9.99
Fushionsea DC 3.7V 5V 6V 7V 9V 12V Mini Relay Wireless Remote Momentary Switch, 3V -12V Small PCB 433Mhz RF Transmitter Battery Power Circuit Micro
Amazon.com
12
$9.99
Fushionsea DC 3.7V 5V 6V 7V 9V 12V Mini Relay Wireless Remote Momentary Switch, 3V -12V Small PCB 433Mhz RF Transmitter Battery Power Circuit Micro
Amazon.com
12
$2.65
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$2.65
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$14.49
Omron General Purpose Relay: PCB Mounted, 10 A Current Rating, 24V DC, 8 Pins/Terminals, DPDT Model: LY2-0-DC24
Grainger
2
$14.49
Omron General Purpose Relay: PCB Mounted, 10 A Current Rating, 24V DC, 8 Pins/Terminals, DPDT Model: LY2-0-DC24
Grainger
2
$1,369.92
Siemens GF01ED60 Breaker ED 30MA GD Fault Relay Basic KIT Black. Siemens. Black. Circuit Breakers. 0783643235434.
eBay.com
Free shipping
$1,369.92
Siemens GF01ED60 Breaker ED 30MA GD Fault Relay Basic KIT Black. Siemens. Black. Circuit Breakers. 0783643235434.
eBay.com
Free shipping
$10.82
Omron General Purpose Relay: Socket Mounted, 10 A Current Rating, 24V AC, 8 Pins/Terminals, DPDT Model: MY2-AC24(S)
Grainger
1
$10.82
Omron General Purpose Relay: Socket Mounted, 10 A Current Rating, 24V AC, 8 Pins/Terminals, DPDT Model: MY2-AC24(S)
Grainger
1
$12.99
Electromagnetic Power Relay, 8-Pin 10 AMP 24V AC Relay Coil With Socket Base, LED Indicator, DPDT 2NO 2NC - MY4NJ 2PCS [Applicable For DIN Rail System
Amazon.com
701
$12.99
Electromagnetic Power Relay, 8-Pin 10 AMP 24V AC Relay Coil With Socket Base, LED Indicator, DPDT 2NO 2NC - MY4NJ 2PCS [Applicable For DIN Rail System
Amazon.com
701
$14.53
Omron General Purpose Relay: Socket Mounted, 10 A Current Rating, 12V DC, 8 Pins/Terminals, DPDT Model: LY2-DC12
Grainger
13
$14.53
Omron General Purpose Relay: Socket Mounted, 10 A Current Rating, 12V DC, 8 Pins/Terminals, DPDT Model: LY2-DC12
Grainger
13
$149.95
Bridgeport 4626358 Cnc Milling Machine Basic Relay Circuit Board
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$149.95
Bridgeport 4626358 Cnc Milling Machine Basic Relay Circuit Board
eBay
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$23.10
Omron General Purpose Relay: Socket Mounted, 10 A Current Rating, 24V DC, 8 Pins/Terminals, DPDT Model: MKS2PNDC24
Grainger
$23.10
Omron General Purpose Relay: Socket Mounted, 10 A Current Rating, 24V DC, 8 Pins/Terminals, DPDT Model: MKS2PNDC24
Grainger
$158.44
$166.78
For 16 Relay Module Module Single 24V Relay Module
eBay UK
$158.44
$166.78
For 16 Relay Module Module Single 24V Relay Module
eBay UK
$22.46
Omron General Purpose Relay: Socket Mounted, 10 A Current Rating, 12V DC, 8 Pins/Terminals, DPDT Model: MKS2PINDC12
Grainger
$22.46
Omron General Purpose Relay: Socket Mounted, 10 A Current Rating, 12V DC, 8 Pins/Terminals, DPDT Model: MKS2PINDC12
Grainger
$22.23
Omron General Purpose Relays: 6V DC, 5 Pins/Terminals, SPDT Model: G2R-1-S DC6(S)
Grainger
$22.23
Omron General Purpose Relays: 6V DC, 5 Pins/Terminals, SPDT Model: G2R-1-S DC6(S)
Grainger
How to Use Relay in a Circuit
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购买 basic relay circuit

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$15.99
Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
Amazon.com
138
$15.99
Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
Amazon.com
138
$11.39
Lystin 8 Channel DC 5V DC 230V Relay Module Control Board With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR TTL Logic STM32 Raspberry Pi
Amazon.com
38
$11.39
Lystin 8 Channel DC 5V DC 230V Relay Module Control Board With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR TTL Logic STM32 Raspberry Pi
Amazon.com
38
$657.00
Siemens 3SK1121-2CB41 SIRIUS Safety Relay Basic Unit, 4NO
PLCHardware.com
$657.00
Siemens 3SK1121-2CB41 SIRIUS Safety Relay Basic Unit, 4NO
PLCHardware.com
$57.41
Basic Plug In Enclosed Power Relay, DPDT Contacts, 30A NO/3A NC Contact Rating, 120VAC Coil Voltage
Amazon.com
30
Free shipping
$57.41
Basic Plug In Enclosed Power Relay, DPDT Contacts, 30A NO/3A NC Contact Rating, 120VAC Coil Voltage
Amazon.com
30
$17.95
Hella 12 Volt Dual Circuit Universal Relay 20Amp / 40 Amp Use Socket K-Fours22-101
Amazon.com
Free shipping
$17.95
Hella 12 Volt Dual Circuit Universal Relay 20Amp / 40 Amp Use Socket K-Fours22-101
Amazon.com
Free shipping
$8.99
Solid State Relay Module 5V 4 Channel High Level Trigger With Fuse Mini DIY Relay For Industrial Electronic (5V 4 Channel)
Amazon.com
$8.99
Solid State Relay Module 5V 4 Channel High Level Trigger With Fuse Mini DIY Relay For Industrial Electronic (5V 4 Channel)
Amazon.com
$9.99
Fushionsea DC 3.7V 5V 6V 7V 9V 12V Mini Relay Wireless Remote Momentary Switch, 3V -12V Small PCB 433Mhz RF Transmitter Battery Power Circuit Micro
Amazon.com
12
$9.99
Fushionsea DC 3.7V 5V 6V 7V 9V 12V Mini Relay Wireless Remote Momentary Switch, 3V -12V Small PCB 433Mhz RF Transmitter Battery Power Circuit Micro
Amazon.com
12
$2.65
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$2.65
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$14.49
Omron General Purpose Relay: PCB Mounted, 10 A Current Rating, 24V DC, 8 Pins/Terminals, DPDT Model: LY2-0-DC24
Grainger
2
$14.49
Omron General Purpose Relay: PCB Mounted, 10 A Current Rating, 24V DC, 8 Pins/Terminals, DPDT Model: LY2-0-DC24
Grainger
2
$1,369.92
Siemens GF01ED60 Breaker ED 30MA GD Fault Relay Basic KIT Black. Siemens. Black. Circuit Breakers. 0783643235434.
eBay.com
Free shipping
$1,369.92
Siemens GF01ED60 Breaker ED 30MA GD Fault Relay Basic KIT Black. Siemens. Black. Circuit Breakers. 0783643235434.
eBay.com
Free shipping
$10.82
Omron General Purpose Relay: Socket Mounted, 10 A Current Rating, 24V AC, 8 Pins/Terminals, DPDT Model: MY2-AC24(S)
Grainger
1
$10.82
Omron General Purpose Relay: Socket Mounted, 10 A Current Rating, 24V AC, 8 Pins/Terminals, DPDT Model: MY2-AC24(S)
Grainger
1
$12.99
Electromagnetic Power Relay, 8-Pin 10 AMP 24V AC Relay Coil With Socket Base, LED Indicator, DPDT 2NO 2NC - MY4NJ 2PCS [Applicable For DIN Rail System
Amazon.com
701
$12.99
Electromagnetic Power Relay, 8-Pin 10 AMP 24V AC Relay Coil With Socket Base, LED Indicator, DPDT 2NO 2NC - MY4NJ 2PCS [Applicable For DIN Rail System
Amazon.com
701
$14.53
Omron General Purpose Relay: Socket Mounted, 10 A Current Rating, 12V DC, 8 Pins/Terminals, DPDT Model: LY2-DC12
Grainger
13
$14.53
Omron General Purpose Relay: Socket Mounted, 10 A Current Rating, 12V DC, 8 Pins/Terminals, DPDT Model: LY2-DC12
Grainger
13
$149.95
Bridgeport 4626358 Cnc Milling Machine Basic Relay Circuit Board
eBay
Free shipping
$149.95
Bridgeport 4626358 Cnc Milling Machine Basic Relay Circuit Board
eBay
Free shipping
$23.10
Omron General Purpose Relay: Socket Mounted, 10 A Current Rating, 24V DC, 8 Pins/Terminals, DPDT Model: MKS2PNDC24
Grainger
$23.10
Omron General Purpose Relay: Socket Mounted, 10 A Current Rating, 24V DC, 8 Pins/Terminals, DPDT Model: MKS2PNDC24
Grainger
$158.44
$166.78
For 16 Relay Module Module Single 24V Relay Module
eBay UK
$158.44
$166.78
For 16 Relay Module Module Single 24V Relay Module
eBay UK
$22.46
Omron General Purpose Relay: Socket Mounted, 10 A Current Rating, 12V DC, 8 Pins/Terminals, DPDT Model: MKS2PINDC12
Grainger
$22.46
Omron General Purpose Relay: Socket Mounted, 10 A Current Rating, 12V DC, 8 Pins/Terminals, DPDT Model: MKS2PINDC12
Grainger
$22.23
Omron General Purpose Relays: 6V DC, 5 Pins/Terminals, SPDT Model: G2R-1-S DC6(S)
Grainger
$22.23
Omron General Purpose Relays: 6V DC, 5 Pins/Terminals, SPDT Model: G2R-1-S DC6(S)
Grainger