购买 Optocoupler Relay Module

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$186.43
AD3T OPTO 22 - Plcs/Machine Control & VDC Logic I/O Module Supplies
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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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133
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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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$86.00
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AITRIP 2PCS 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger For Arduino
Amazon.com
87
$13.99
AITRIP 2PCS 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger For Arduino
Amazon.com
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
328
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
$18.18
4 Channel Relay Module DC 12V 30A Relay Module With Optocoupler Isolation
Amazon.com
$18.18
4 Channel Relay Module DC 12V 30A Relay Module With Optocoupler Isolation
Amazon.com
$44.16
859-796 WAGO Optocoupler Module - 24VDC Input - Gray
Valin Process Control Solutions
$44.16
859-796 WAGO Optocoupler Module - 24VDC Input - Gray
Valin Process Control Solutions
$98.00
240D45-17 OPTO 22 - Contactors & Starters & Solid State Overload/Relay Supplies
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$98.00
240D45-17 OPTO 22 - Contactors & Starters & Solid State Overload/Relay Supplies
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$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
210
$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
$9.99
4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
Amazon.com
7
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4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
Amazon.com
$16.99
4 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board(2PCS) (4 Channel 12V Relay, 4 Channel 12V Relay)
Amazon.com
79
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4 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board(2PCS) (4 Channel 12V Relay, 4 Channel 12V Relay)
Amazon.com
$29.00
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$25.00
PB4R OPTO 22 - Components & Relay PC Board Mount Supplies
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$55.58
(10Pcs)4-Channel 5V/12V/24V Relay Module With Optocoupler Isolation Support High/Low Level Trigger Development Boards (12, Volts (DC))
Amazon.com
Free shipping
$55.58
(10Pcs)4-Channel 5V/12V/24V Relay Module With Optocoupler Isolation Support High/Low Level Trigger Development Boards (12, Volts (DC))
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$25.99
Kigeli 24 Pcs 5V Relay Module One Channel Switch With Optocoupler And Opto Isolation, Compatible With High And Low Level Triggers, 19.69 X 10.24 X
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9
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Kigeli 24 Pcs 5V Relay Module One Channel Switch With Optocoupler And Opto Isolation, Compatible With High And Low Level Triggers, 19.69 X 10.24 X
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$9.99
NOYITO 6-Channel Relay Module 5V 12V 24V High Low Level Trigger With Optocoupler Isolation Relay Load AC 250V 10A DC 30V 10A (DC 24V, Blue)
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30
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NOYITO 6-Channel Relay Module 5V 12V 24V High Low Level Trigger With Optocoupler Isolation Relay Load AC 250V 10A DC 30V 10A (DC 24V, Blue)
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$26.26
DC60MP - Opto 22 PLC Module Automation (New)
Electrical.com
1
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DC60MP - Opto 22 PLC Module Automation (New)
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IDC5 OPTO 22 - Panel Accessories & Relay/Socket Supplies
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G4OAC15 - Opto 22 PLC Module Automation (New)
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DC60S5 OPTO 22 - Contactors & Starters & Solid State Overload/Relay Supplies
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G4ODC5R - Opto 22 PLC Module Automation (New)
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DC60S3 OPTO 22 - Contactors & Starters & Solid State Overload/Relay Supplies
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4
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DC60S3 OPTO 22 - Contactors & Starters & Solid State Overload/Relay Supplies
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$98.10
5V 12V 24V 4 Channel Relay High Low Level Optocoupler Module With Optocoupler. General Purpose Relays.
eBay.com
$98.10
5V 12V 24V 4 Channel Relay High Low Level Optocoupler Module With Optocoupler. General Purpose Relays.
eBay.com
$94.98
5V 12V 24V 4 Channel Relay High Low Level Optocoupler Module With Optocoupler. General Purpose Relays.
eBay.com
$94.98
5V 12V 24V 4 Channel Relay High Low Level Optocoupler Module With Optocoupler. General Purpose Relays.
eBay.com
$267.75
2972673 Phoenix Contact - Optocoupler Module - UMK- 4 OM-R/MF/P | PLC Direct | Programmable Logic Controllers And Industrial Automation Products
PLC Direct
$267.75
2972673 Phoenix Contact - Optocoupler Module - UMK- 4 OM-R/MF/P | PLC Direct | Programmable Logic Controllers And Industrial Automation Products
PLC Direct
$95.98
5V 12V 24V 4 Channel Relay High Low Level Optocoupler Module With Optocoupler. General Purpose Relays.
eBay.com
$95.98
5V 12V 24V 4 Channel Relay High Low Level Optocoupler Module With Optocoupler. General Purpose Relays.
eBay.com
1CH Active H/L 5V OptoCoupler Relay Module
1CH Active H/L 5V OptoCoupler Relay Module
2009年1月1日
cytron.io
[Hot Item] High Voltage Electric Relay Module All Series Optocoupler Technology
[Hot Item] High Voltage Electric Relay Module All Series Optocoup…
3 个月之前
made-in-china.com
Relay 12V with Optocupler, how to?
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2018年9月1日
arduino.cc
Optocoupler as a Switch trick #Shorts
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YouTubeMW Electronics Lab
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YouTubeElectronics Education
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8-channel Ethernet relay control，Modbus RTU and TCP co…
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YouTubeOpencircuit
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Opto-Couplers Theory and Circuits
已浏览 27.5万 次2014年12月30日
YouTubeLewis Loflin
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Review AC Relay Circuits Optocouplers Triacs
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HOW TO INTERFACE 5V 4 CHANNEL RELAY MODULE WITH …
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已浏览 21.1万 次2017年12月26日
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已浏览 3.8万 次2016年10月26日
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已浏览 20.7万 次2018年6月6日
YouTubePraveen Innovation Lab
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购买 Optocoupler Relay Module

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$186.43
AD3T OPTO 22 - Plcs/Machine Control & VDC Logic I/O Module Supplies
Radwell.com
$186.43
AD3T OPTO 22 - Plcs/Machine Control & VDC Logic I/O Module Supplies
Radwell.com
$27.06
G4OAC5 OPTO 22 - Plcs/Machine Control & VDC Logic I/O Module Supplies
Radwell.com
$27.06
G4OAC5 OPTO 22 - Plcs/Machine Control & VDC Logic I/O Module Supplies
Radwell.com
$25.75
G4OAC24A OPTO 22 - Plcs/Machine Control & VDC Logic I/O Module Supplies
Radwell.com
$25.75
G4OAC24A OPTO 22 - Plcs/Machine Control & VDC Logic I/O Module Supplies
Radwell.com
$17.00
DC60MP OPTO 22 - Plcs/Machine Control & VDC Logic I/O Module Supplies
Radwell.com
$17.00
DC60MP OPTO 22 - Plcs/Machine Control & VDC Logic I/O Module Supplies
Radwell.com
$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
133
$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
$86.00
IAC5Q OPTO 22 - Plcs/Machine Control & VDC Logic I/O Module Supplies
Radwell.com
$86.00
IAC5Q OPTO 22 - Plcs/Machine Control & VDC Logic I/O Module Supplies
Radwell.com
$25.60
G4ODC5R5 OPTO 22 - Plcs/Machine Control & VDC Logic I/O Module Supplies
Radwell.com
$25.60
G4ODC5R5 OPTO 22 - Plcs/Machine Control & VDC Logic I/O Module Supplies
Radwell.com
$13.99
AITRIP 2PCS 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger For Arduino
Amazon.com
87
$13.99
AITRIP 2PCS 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger For Arduino
Amazon.com
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
328
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
$18.18
4 Channel Relay Module DC 12V 30A Relay Module With Optocoupler Isolation
Amazon.com
$18.18
4 Channel Relay Module DC 12V 30A Relay Module With Optocoupler Isolation
Amazon.com
$44.16
859-796 WAGO Optocoupler Module - 24VDC Input - Gray
Valin Process Control Solutions
$44.16
859-796 WAGO Optocoupler Module - 24VDC Input - Gray
Valin Process Control Solutions
$98.00
240D45-17 OPTO 22 - Contactors & Starters & Solid State Overload/Relay Supplies
Radwell.com
$98.00
240D45-17 OPTO 22 - Contactors & Starters & Solid State Overload/Relay Supplies
Radwell.com
$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
210
$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
$9.99
4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
Amazon.com
7
$9.99
4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
Amazon.com
$16.99
4 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board(2PCS) (4 Channel 12V Relay, 4 Channel 12V Relay)
Amazon.com
79
$16.99
4 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board(2PCS) (4 Channel 12V Relay, 4 Channel 12V Relay)
Amazon.com
$29.00
P240D4 OPTO 22 - Panel Accessories & Relay/Socket Supplies
Radwell.com
$29.00
P240D4 OPTO 22 - Panel Accessories & Relay/Socket Supplies
Radwell.com
$25.00
PB4R OPTO 22 - Components & Relay PC Board Mount Supplies
Radwell.com
$25.00
PB4R OPTO 22 - Components & Relay PC Board Mount Supplies
Radwell.com
$55.58
(10Pcs)4-Channel 5V/12V/24V Relay Module With Optocoupler Isolation Support High/Low Level Trigger Development Boards (12, Volts (DC))
Amazon.com
Free shipping
$55.58
(10Pcs)4-Channel 5V/12V/24V Relay Module With Optocoupler Isolation Support High/Low Level Trigger Development Boards (12, Volts (DC))
Amazon.com