购买 12v relay module

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$2.99
12V DC 30/40A 5 PIN Universal Relay - 5 Pin Relay
Super Bright LEDs
$2.99
12V DC 30/40A 5 PIN Universal Relay - 5 Pin Relay
Super Bright LEDs
$11.29
Hiletgo 12V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino
Amazon.com
200
$11.29
Hiletgo 12V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino
Amazon.com
$35.99
Buyers Products Forward And Reverse Relay Module
Amazon.com
69
Free shipping
$35.99
Buyers Products Forward And Reverse Relay Module
Amazon.com
$34.00
Toggle Relay Control Module 12V
Blu-Sub Mechatronics
$34.00
Toggle Relay Control Module 12V
Blu-Sub Mechatronics
$15.99
PAC TR-4 Trigger Module 12-Volt Solid State Relay With 1-Second Turn-On Delay
Crutchfield
$15.99
PAC TR-4 Trigger Module 12-Volt Solid State Relay With 1-Second Turn-On Delay
Crutchfield
$17.00
Altronix RB5 Relay Module 6/12VDC Operation At 120Ma Draw 5A/220VAC Or 28VDC DPDT Contacts
B and H Depot
1
$17.00
Altronix RB5 Relay Module 6/12VDC Operation At 120Ma Draw 5A/220VAC Or 28VDC DPDT Contacts
B and H Depot
$39.23
Farpida 2Pcs 5541100 24452 Forward And Reverse Relay Module Fit For Tarp Or Winch Motor, Snow Plow & Lift Replace 5541100 ATP0110 12VDC 50A Polarity
Amazon.com
1
Free shipping
$39.23
Farpida 2Pcs 5541100 24452 Forward And Reverse Relay Module Fit For Tarp Or Winch Motor, Snow Plow & Lift Replace 5541100 ATP0110 12VDC 50A Polarity
Amazon.com
$29.00
Altronix RDC12 Relay And Base Module 12VDC Operation At 86Ma Draw DPDT Contacts Rated At 10A/220VAC Or 28VDC
B and H Depot
$29.00
Altronix RDC12 Relay And Base Module 12VDC Operation At 86Ma Draw DPDT Contacts Rated At 10A/220VAC Or 28VDC
B and H Depot
$47.00
DIN Rail Mount AC/DC 5V 12V 24V SPST-NO 5Amp Power Relay Module (AC/DC 12V, 8 Channels)
Amazon.com
9
Free shipping
$47.00
DIN Rail Mount AC/DC 5V 12V 24V SPST-NO 5Amp Power Relay Module (AC/DC 12V, 8 Channels)
Amazon.com
$0.40
1 Channel 5V/12V Relay Module With Optocoupler Isolation Relay Expansion Board High Level Trigger Relay Module
Alibaba B2B
Free shipping
$0.40
1 Channel 5V/12V Relay Module With Optocoupler Isolation Relay Expansion Board High Level Trigger Relay Module
Alibaba B2B
$9.99
2 Pcs P6SDT FOAB-14B192-AA Relay - 12VDC 40A 5 Pins, Fit For Ford Models, Ensure Stable Operation Of Automotive Electrical Systems
Amazon.com
$9.99
2 Pcs P6SDT FOAB-14B192-AA Relay - 12VDC 40A 5 Pins, Fit For Ford Models, Ensure Stable Operation Of Automotive Electrical Systems
Amazon.com
$17.00
Altronix RB1224 Relay Module 12/24VDC Operation At 75Ma Draw 5A/220VAC Or 28VDC DPDT Contact Rating
B and H Depot
$17.00
Altronix RB1224 Relay Module 12/24VDC Operation At 75Ma Draw 5A/220VAC Or 28VDC DPDT Contact Rating
B and H Depot
$28.89
Dometic Relay, 12V - 12 Volt By Marine Sanitation & Supply
Marine Sanitation & Supply
$28.89
Dometic Relay, 12V - 12 Volt By Marine Sanitation & Supply
Marine Sanitation & Supply
$8.33
BOSCH 0332201107 Changeover Micro Relay - 5 Pins, 12 V, 30/10 A - Single
Amazon.com
504
$8.33
BOSCH 0332201107 Changeover Micro Relay - 5 Pins, 12 V, 30/10 A - Single
Amazon.com
$1.84
8 Channel Relay Module Board 24V 12V 5V Available Optocoupler Low Level Trigger Relay
Alibaba B2B
Free shipping
$1.84
8 Channel Relay Module Board 24V 12V 5V Available Optocoupler Low Level Trigger Relay
Alibaba B2B
$16.99
Dorman 5-Pin Universal Relay, 30 Amp, 12 Volt, 88069
Advance Auto Parts
$16.99
Dorman 5-Pin Universal Relay, 30 Amp, 12 Volt, 88069
Advance Auto Parts
$0.32
1 Channel 5 12V Relay Module With Optical Coupler Isolation Relay Microcontroller Expansion Board High Level Trigger
Alibaba B2B
Free shipping
$0.32
1 Channel 5 12V Relay Module With Optical Coupler Isolation Relay Microcontroller Expansion Board High Level Trigger
Alibaba B2B
$7.54
16 Relay Module 5V 12V Control Board With Optocoupler Protection LM2596 Power Relay
Alibaba B2B
Free shipping
$7.54
16 Relay Module 5V 12V Control Board With Optocoupler Protection LM2596 Power Relay
Alibaba B2B
$3.47
12V 1 Channel Latching Relay Module With Touch Bistable Switch MCU Control. GCSUPERMARKET. Mixed Lots.
eBay
$3.47
12V 1 Channel Latching Relay Module With Touch Bistable Switch MCU Control. GCSUPERMARKET. Mixed Lots.
eBay
$3.95
16 Relay Module 5V 12V Control Board With Optocoupler Protection LM2596 Power Relay
Alibaba B2B
Free shipping
$3.95
16 Relay Module 5V 12V Control Board With Optocoupler Protection LM2596 Power Relay
Alibaba B2B
$49.53
857-359 WAGO Relay Module
Standard Electric Supply Co.
$49.53
857-359 WAGO Relay Module
Standard Electric Supply Co.
$3.90
16-Channel 12V Relay Module Board For Arduin DSP AVR PIC 12V 16 Channel Relay Interface Board
Alibaba B2B
Free shipping
$3.90
16-Channel 12V Relay Module Board For Arduin DSP AVR PIC 12V 16 Channel Relay Interface Board
Alibaba B2B
$0.30
5V 12V 24V Relay Module Single Channel Optocoupler Isolation Support High And Low Level Trigger Expansion Board
Alibaba B2B
Free shipping
$0.30
5V 12V 24V Relay Module Single Channel Optocoupler Isolation Support High And Low Level Trigger Expansion Board
Alibaba B2B
$4.70
16-Channel Relay Module, 5V, 12V, 24V Control Board, With Optocoupler Protection, Equipped With LM2596 Power Supply, Relay
Alibaba B2B
Free shipping
$4.70
16-Channel Relay Module, 5V, 12V, 24V Control Board, With Optocoupler Protection, Equipped With LM2596 Power Supply, Relay
Alibaba B2B
$0.35
1/2/4/8 Channel Relay Module Relay Expansion Board 5V 12V 24V With A Trigger Level Support Optocoupler Relay Expansion Board
Alibaba B2B
Free shipping
$0.35
1/2/4/8 Channel Relay Module Relay Expansion Board 5V 12V 24V With A Trigger Level Support Optocoupler Relay Expansion Board
Alibaba B2B
$88.03
$118.00
Bennett Marine Relay Module 12V By Hodges Marine
Hodges Marine
2
Free shipping
折扣 25%
$88.03
$118.00
Bennett Marine Relay Module 12V By Hodges Marine
Hodges Marine
$179.99
40 Amps, 12/16 V ARC Relay Modules | ARC-Auto Rod Controls RC4
Summit Racing
Free shipping
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40 Amps, 12/16 V ARC Relay Modules | ARC-Auto Rod Controls RC4
Summit Racing
$1.88
8 Channel 12V Delay Relay Module With Optocoupler Gsm Relay Module Uart Relay Module
Alibaba B2B
Free shipping
$1.88
8 Channel 12V Delay Relay Module With Optocoupler Gsm Relay Module Uart Relay Module
Alibaba B2B
$15.66
2966906 Phoenix Contact - Relay Module - PLC-RSC- 12DC/21
WiAutomation US
$15.66
2966906 Phoenix Contact - Relay Module - PLC-RSC- 12DC/21
WiAutomation US
$0.36
New 1-Way Relay Module 5V 12V 24V Low Level Trigger One Relay Expansion Board
Alibaba B2B
Free shipping
$0.36
New 1-Way Relay Module 5V 12V 24V Low Level Trigger One Relay Expansion Board
Alibaba B2B
$0.50
Multi-Channel Relay Module 5V/12V/24V Optional With Optocoupler Relay Control Board 1 / 2 / 4 / 8 / 16 Channel Relay Module
Alibaba B2B
Free shipping
$0.50
Multi-Channel Relay Module 5V/12V/24V Optional With Optocoupler Relay Control Board 1 / 2 / 4 / 8 / 16 Channel Relay Module
Alibaba B2B
$0.90
12V 4 Channel Relay Module 4 Way Switch With Optocoupler Isolation
Alibaba B2B
Free shipping
$0.90
12V 4 Channel Relay Module 4 Way Switch With Optocoupler Isolation
Alibaba B2B
$2.85
5V 12V 1 2 4 6 8 Channel Relay Module With Optocoupler. Relay Output 1 2 4 6 8 Way Relay Module
Alibaba B2B
Free shipping
$2.85
5V 12V 1 2 4 6 8 Channel Relay Module With Optocoupler. Relay Output 1 2 4 6 8 Way Relay Module
Alibaba B2B
$0.89
12 8 Channel Relay Module (With Light Coupling) 12V
Alibaba B2B
$0.89
12 8 Channel Relay Module (With Light Coupling) 12V
Alibaba B2B
$0.20
1/2/4/8/16 Channel Relay Module 5V 12V 24V With Optocoupler Protection Relay Expansion Board MCU Development Board Accessories
Alibaba B2B
Free shipping
$0.20
1/2/4/8/16 Channel Relay Module 5V 12V 24V With Optocoupler Protection Relay Expansion Board MCU Development Board Accessories
Alibaba B2B
$7.99
2Pcs 4016819 12VDC 20A Ultra Micro ISO Automotive Relay 4-Pingeneral Purpose For Automotive Applications
Amazon.com
$7.99
2Pcs 4016819 12VDC 20A Ultra Micro ISO Automotive Relay 4-Pingeneral Purpose For Automotive Applications
Amazon.com
How to use 12V Relay module with Arduino to control High Voltage Devices | How Relay Module works
8:30
YouTubeTech StudyCell
How to use 12V Relay module with Arduino to control High Voltage Devices | How Relay Module works
In this video, I have shown how to use 12V Relay module with Arduino to control High Voltage AC Devices like 220v bulb, motor etc with Arduino code and arduino relay circuit diagram. I have also explained how the relay module works with the circuit diagram. You can download the Gerber file for the PCB and order it from https://www.seeedstudio ...
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购买 12v relay module

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$2.99
12V DC 30/40A 5 PIN Universal Relay - 5 Pin Relay
Super Bright LEDs
$2.99
12V DC 30/40A 5 PIN Universal Relay - 5 Pin Relay
Super Bright LEDs
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Hiletgo 12V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino
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Hiletgo 12V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino
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Buyers Products Forward And Reverse Relay Module
Amazon.com
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Free shipping
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Blu-Sub Mechatronics
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Blu-Sub Mechatronics
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PAC TR-4 Trigger Module 12-Volt Solid State Relay With 1-Second Turn-On Delay
Crutchfield
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PAC TR-4 Trigger Module 12-Volt Solid State Relay With 1-Second Turn-On Delay
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Altronix RB5 Relay Module 6/12VDC Operation At 120Ma Draw 5A/220VAC Or 28VDC DPDT Contacts
B and H Depot
1
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Altronix RB5 Relay Module 6/12VDC Operation At 120Ma Draw 5A/220VAC Or 28VDC DPDT Contacts
B and H Depot
$39.23
Farpida 2Pcs 5541100 24452 Forward And Reverse Relay Module Fit For Tarp Or Winch Motor, Snow Plow & Lift Replace 5541100 ATP0110 12VDC 50A Polarity
Amazon.com
1
Free shipping
$39.23
Farpida 2Pcs 5541100 24452 Forward And Reverse Relay Module Fit For Tarp Or Winch Motor, Snow Plow & Lift Replace 5541100 ATP0110 12VDC 50A Polarity
Amazon.com
$29.00
Altronix RDC12 Relay And Base Module 12VDC Operation At 86Ma Draw DPDT Contacts Rated At 10A/220VAC Or 28VDC
B and H Depot
$29.00
Altronix RDC12 Relay And Base Module 12VDC Operation At 86Ma Draw DPDT Contacts Rated At 10A/220VAC Or 28VDC
B and H Depot
$47.00
DIN Rail Mount AC/DC 5V 12V 24V SPST-NO 5Amp Power Relay Module (AC/DC 12V, 8 Channels)
Amazon.com
9
Free shipping
$47.00
DIN Rail Mount AC/DC 5V 12V 24V SPST-NO 5Amp Power Relay Module (AC/DC 12V, 8 Channels)
Amazon.com
$0.40
1 Channel 5V/12V Relay Module With Optocoupler Isolation Relay Expansion Board High Level Trigger Relay Module
Alibaba B2B
Free shipping
$0.40
1 Channel 5V/12V Relay Module With Optocoupler Isolation Relay Expansion Board High Level Trigger Relay Module
Alibaba B2B
$9.99
2 Pcs P6SDT FOAB-14B192-AA Relay - 12VDC 40A 5 Pins, Fit For Ford Models, Ensure Stable Operation Of Automotive Electrical Systems
Amazon.com
$9.99
2 Pcs P6SDT FOAB-14B192-AA Relay - 12VDC 40A 5 Pins, Fit For Ford Models, Ensure Stable Operation Of Automotive Electrical Systems
Amazon.com
$17.00
Altronix RB1224 Relay Module 12/24VDC Operation At 75Ma Draw 5A/220VAC Or 28VDC DPDT Contact Rating
B and H Depot
$17.00
Altronix RB1224 Relay Module 12/24VDC Operation At 75Ma Draw 5A/220VAC Or 28VDC DPDT Contact Rating
B and H Depot
$28.89
Dometic Relay, 12V - 12 Volt By Marine Sanitation & Supply
Marine Sanitation & Supply
$28.89
Dometic Relay, 12V - 12 Volt By Marine Sanitation & Supply
Marine Sanitation & Supply
$8.33
BOSCH 0332201107 Changeover Micro Relay - 5 Pins, 12 V, 30/10 A - Single
Amazon.com
504
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BOSCH 0332201107 Changeover Micro Relay - 5 Pins, 12 V, 30/10 A - Single
Amazon.com
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8 Channel Relay Module Board 24V 12V 5V Available Optocoupler Low Level Trigger Relay
Alibaba B2B
Free shipping
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8 Channel Relay Module Board 24V 12V 5V Available Optocoupler Low Level Trigger Relay
Alibaba B2B
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Dorman 5-Pin Universal Relay, 30 Amp, 12 Volt, 88069
Advance Auto Parts
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Dorman 5-Pin Universal Relay, 30 Amp, 12 Volt, 88069
Advance Auto Parts
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1 Channel 5 12V Relay Module With Optical Coupler Isolation Relay Microcontroller Expansion Board High Level Trigger
Alibaba B2B
Free shipping
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1 Channel 5 12V Relay Module With Optical Coupler Isolation Relay Microcontroller Expansion Board High Level Trigger
Alibaba B2B
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16 Relay Module 5V 12V Control Board With Optocoupler Protection LM2596 Power Relay
Alibaba B2B
Free shipping
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16 Relay Module 5V 12V Control Board With Optocoupler Protection LM2596 Power Relay
Alibaba B2B