购买 Two Relay Module

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$14.19
High Power Two Way Bidirectional Optocoupler Isolation Relay Module 30A YYG-3 For Home Automation System (12VDC)
Amazon.com
Free shipping
$14.19
High Power Two Way Bidirectional Optocoupler Isolation Relay Module 30A YYG-3 For Home Automation System (12VDC)
Amazon.com
$2.71
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$2.71
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$9.99
DAOKI 5PCS 2 Channel DC 5V Relay Module With Optocoupler Low Level Trigger Expansion Board Compatible With Arduino
Amazon.com
13
$9.99
DAOKI 5PCS 2 Channel DC 5V Relay Module With Optocoupler Low Level Trigger Expansion Board Compatible With Arduino
Amazon.com
$61.00
Relay Output Module: 2-pt, 240 VAC/30 VDC (PN# GS30A-02TRC)
Automation Direct
$61.00
Relay Output Module: 2-pt, 240 VAC/30 VDC (PN# GS30A-02TRC)
Automation Direct
$8.03
DC 5-36V Digital LED Relay Board Dual-MOS Cycle Timing Circuit Switch Timer Delay Module Turn On Off Relay Module
Amazon.com
$8.03
DC 5-36V Digital LED Relay Board Dual-MOS Cycle Timing Circuit Switch Timer Delay Module Turn On Off Relay Module
Amazon.com
$80.57
Cole Hersee 24452-BX Relay Module (Fw-Rev 12Vdc)
Amazon.com
32
Free shipping
$80.57
Cole Hersee 24452-BX Relay Module (Fw-Rev 12Vdc)
Amazon.com
$299.00
Allen-Bradley 440R-D22S2 Guardmaster Dual Input Safety Relay, A
PLCHardware.com
$299.00
Allen-Bradley 440R-D22S2 Guardmaster Dual Input Safety Relay, A
PLCHardware.com
$14.33
Phoenix Contact Relay Module 24V Dc Dual Changeover - 2905291
Tameson.com
$14.33
Phoenix Contact Relay Module 24V Dc Dual Changeover - 2905291
Tameson.com
$98.25
Two 4-Channel Wireless Switch Transceivers Wireless Remote Relay Switch Industrial Remote Water Level Controller Wireless I/O Transceiver Module
Amazon.com
Free shipping
$98.25
Two 4-Channel Wireless Switch Transceivers Wireless Remote Relay Switch Industrial Remote Water Level Controller Wireless I/O Transceiver Module
Amazon.com
$248.00
Relay/analog Combo Module: 3-pt in, 2-pt out, 2-ch in, 1-ch out (PN# ACN-EIO)
Automation Direct
$248.00
Relay/analog Combo Module: 3-pt in, 2-pt out, 2-ch in, 1-ch out (PN# ACN-EIO)
Automation Direct
$9.31
Relay Way 30A Optocoupler Isolation Relay Module High Power Relay High/Low Level YYG-2(12VDC)
Amazon.com
29
$9.31
Relay Way 30A Optocoupler Isolation Relay Module High Power Relay High/Low Level YYG-2(12VDC)
Amazon.com
$131.54
10BR2-900 BEA Wireless Programmable 2 Relay Logic Module
Buy Door Hardware Now 2.1
$131.54
10BR2-900 BEA Wireless Programmable 2 Relay Logic Module
Buy Door Hardware Now 2.1
$87.68
$95.15
INTELLITEC B.I.R.D.-D-2 2Amp 12V DC Bi-Directional Isolator Relay
Amazon.com
1
Free shipping
$87.68
$95.15
INTELLITEC B.I.R.D.-D-2 2Amp 12V DC Bi-Directional Isolator Relay
Amazon.com
$9.89
Sunfounder 5V 8 Channel Relay Shield Module For Arduino R3 2560 1280 ARM PIC AVR STM32 Raspberry Pi 3, 2 Model B & B+
Amazon.com
1 千+
$9.89
Sunfounder 5V 8 Channel Relay Shield Module For Arduino R3 2560 1280 ARM PIC AVR STM32 Raspberry Pi 3, 2 Model B & B+
Amazon.com
$15.20
Supco 90340 General Purpose Switching Relay, 24 V Coil Voltage, Double Pole Double Throw Contacts
Amazon.com
170
$15.20
Supco 90340 General Purpose Switching Relay, 24 V Coil Voltage, Double Pole Double Throw Contacts
Amazon.com
$68.00
Relay/analog Combo Module: 4-pt in, 2-pt out, 1-ch in, 1-ch out (PN# 14741859)
Automation Direct
$68.00
Relay/analog Combo Module: 4-pt in, 2-pt out, 1-ch in, 1-ch out (PN# 14741859)
Automation Direct
$19.99
$22.99
URANT Adjustable LED Flashing Relay Module,Suitable For Automotive Warning Lights,Emergency Beacons, And Turn Signals.It Features Dual Output Timers
Amazon.com
32
折扣 13%
$19.99
$22.99
URANT Adjustable LED Flashing Relay Module,Suitable For Automotive Warning Lights,Emergency Beacons, And Turn Signals.It Features Dual Output Timers
Amazon.com
Step-by-Step Guide: Interface 2 Channel Relay Channels With Arduino
instructables.com
Step-by-Step Guide: Interface 2 Channel Relay Channels With Arduino
Step-by-Step Guide: Interface 2 Channel Relay Channels With Arduino: In your upcoming project, you may need to use your Arduino to control a high-voltage device, such as a lamp, fan, or household appliance. However, the Arduino, operating at 5 volts, cannot directly control these high-voltage appliances.To address t…
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购买 Two Relay Module

广告
关于我们的广告
$14.19
High Power Two Way Bidirectional Optocoupler Isolation Relay Module 30A YYG-3 For Home Automation System (12VDC)
Amazon.com
Free shipping
$14.19
High Power Two Way Bidirectional Optocoupler Isolation Relay Module 30A YYG-3 For Home Automation System (12VDC)
Amazon.com
$2.71
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$2.71
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$9.99
DAOKI 5PCS 2 Channel DC 5V Relay Module With Optocoupler Low Level Trigger Expansion Board Compatible With Arduino
Amazon.com
13
$9.99
DAOKI 5PCS 2 Channel DC 5V Relay Module With Optocoupler Low Level Trigger Expansion Board Compatible With Arduino
Amazon.com
$61.00
Relay Output Module: 2-pt, 240 VAC/30 VDC (PN# GS30A-02TRC)
Automation Direct
$61.00
Relay Output Module: 2-pt, 240 VAC/30 VDC (PN# GS30A-02TRC)
Automation Direct
$8.03
DC 5-36V Digital LED Relay Board Dual-MOS Cycle Timing Circuit Switch Timer Delay Module Turn On Off Relay Module
Amazon.com
$8.03
DC 5-36V Digital LED Relay Board Dual-MOS Cycle Timing Circuit Switch Timer Delay Module Turn On Off Relay Module
Amazon.com
$80.57
Cole Hersee 24452-BX Relay Module (Fw-Rev 12Vdc)
Amazon.com
32
Free shipping
$80.57
Cole Hersee 24452-BX Relay Module (Fw-Rev 12Vdc)
Amazon.com
$299.00
Allen-Bradley 440R-D22S2 Guardmaster Dual Input Safety Relay, A
PLCHardware.com
$299.00
Allen-Bradley 440R-D22S2 Guardmaster Dual Input Safety Relay, A
PLCHardware.com
$14.33
Phoenix Contact Relay Module 24V Dc Dual Changeover - 2905291
Tameson.com
$14.33
Phoenix Contact Relay Module 24V Dc Dual Changeover - 2905291
Tameson.com
$98.25
Two 4-Channel Wireless Switch Transceivers Wireless Remote Relay Switch Industrial Remote Water Level Controller Wireless I/O Transceiver Module
Amazon.com
Free shipping
$98.25
Two 4-Channel Wireless Switch Transceivers Wireless Remote Relay Switch Industrial Remote Water Level Controller Wireless I/O Transceiver Module
Amazon.com
$248.00
Relay/analog Combo Module: 3-pt in, 2-pt out, 2-ch in, 1-ch out (PN# ACN-EIO)
Automation Direct
$248.00
Relay/analog Combo Module: 3-pt in, 2-pt out, 2-ch in, 1-ch out (PN# ACN-EIO)
Automation Direct
$9.31
Relay Way 30A Optocoupler Isolation Relay Module High Power Relay High/Low Level YYG-2(12VDC)
Amazon.com
29
$9.31
Relay Way 30A Optocoupler Isolation Relay Module High Power Relay High/Low Level YYG-2(12VDC)
Amazon.com
$131.54
10BR2-900 BEA Wireless Programmable 2 Relay Logic Module
Buy Door Hardware Now 2.1
$131.54
10BR2-900 BEA Wireless Programmable 2 Relay Logic Module
Buy Door Hardware Now 2.1
$87.68
$95.15
INTELLITEC B.I.R.D.-D-2 2Amp 12V DC Bi-Directional Isolator Relay
Amazon.com
1
Free shipping
$87.68
$95.15
INTELLITEC B.I.R.D.-D-2 2Amp 12V DC Bi-Directional Isolator Relay
Amazon.com
$9.89
Sunfounder 5V 8 Channel Relay Shield Module For Arduino R3 2560 1280 ARM PIC AVR STM32 Raspberry Pi 3, 2 Model B & B+
Amazon.com
1 千+
$9.89
Sunfounder 5V 8 Channel Relay Shield Module For Arduino R3 2560 1280 ARM PIC AVR STM32 Raspberry Pi 3, 2 Model B & B+
Amazon.com
$15.20
Supco 90340 General Purpose Switching Relay, 24 V Coil Voltage, Double Pole Double Throw Contacts
Amazon.com
170
$15.20
Supco 90340 General Purpose Switching Relay, 24 V Coil Voltage, Double Pole Double Throw Contacts
Amazon.com
$68.00
Relay/analog Combo Module: 4-pt in, 2-pt out, 1-ch in, 1-ch out (PN# 14741859)
Automation Direct
$68.00
Relay/analog Combo Module: 4-pt in, 2-pt out, 1-ch in, 1-ch out (PN# 14741859)
Automation Direct
$19.99
$22.99
URANT Adjustable LED Flashing Relay Module,Suitable For Automotive Warning Lights,Emergency Beacons, And Turn Signals.It Features Dual Output Timers
Amazon.com
32
折扣 13%
$19.99
$22.99
URANT Adjustable LED Flashing Relay Module,Suitable For Automotive Warning Lights,Emergency Beacons, And Turn Signals.It Features Dual Output Timers
Amazon.com