购买 4 Relay Module High Low

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$133.00
Relay Output Module: 4-pt, 6-24 VDC/6-240 VAC (PN# D2-04TRS)
Automation Direct
$133.00
Relay Output Module: 4-pt, 6-24 VDC/6-240 VAC (PN# D2-04TRS)
Automation Direct
$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
$6.97
Hibctr 4 Packs 5V One Channel Relay Module Relay Switch With OPTO Isolation High Low Level Trigger.
Amazon.com
3
$6.97
Hibctr 4 Packs 5V One Channel Relay Module Relay Switch With OPTO Isolation High Low Level Trigger.
Amazon.com
$112.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$112.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$7.97
JESSINIE 5V 4-Channel Relay Module With Optocoupler Isolation, Supports High And Low Level Trigger, Compatible With Arduino And Raspberry Pi For DIY
Amazon.com
$7.97
JESSINIE 5V 4-Channel Relay Module With Optocoupler Isolation, Supports High And Low Level Trigger, Compatible With Arduino And Raspberry Pi For DIY
Amazon.com
$8.09
$8.99
Sainsmart 4-Channel Relay Module
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409
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Sainsmart 4-Channel Relay Module
Amazon.com
$68.00
Relay Output Module: 4-pt, 6-240 VAC/6-27 VDC (PN# C0-04TRS)
Automation Direct
10
$68.00
Relay Output Module: 4-pt, 6-240 VAC/6-27 VDC (PN# C0-04TRS)
Automation Direct
$13.49
Tophomer 1/2/4 Channel Relay Module 30A Load Current, Optocoupler Isolation, High/Low Level Trigger, Wide Compatibility For Various Automation Control
Amazon.com
Free shipping
$13.49
Tophomer 1/2/4 Channel Relay Module 30A Load Current, Optocoupler Isolation, High/Low Level Trigger, Wide Compatibility For Various Automation Control
Amazon.com
$14.99
DIANN 30A 4 Channel Relay Module 5V Relay Module Expansion Board High Low Level Trigger With With Optocoupler Isolation For PLC Automation Equipment
Amazon.com
$14.99
DIANN 30A 4 Channel Relay Module 5V Relay Module Expansion Board High Low Level Trigger With With Optocoupler Isolation For PLC Automation Equipment
Amazon.com
$118.00
Relay Output Module: 4-pt, 24 VAC/VDC (PN# P1-04TEPS)
Automation Direct
$118.00
Relay Output Module: 4-pt, 24 VAC/VDC (PN# P1-04TEPS)
Automation Direct
$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)
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81
$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
$18.99
NOYITO 30A 4 Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load DC 30V AC 250V 30A For PLC Automation Equipment Control,
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102
$18.99
NOYITO 30A 4 Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load DC 30V AC 250V 30A For PLC Automation Equipment Control,
Amazon.com
$57.99
Gatepi 4 Channel - Lora Based Relay Board 4 Channel Relay With Lora Module Based On Raspberry Pi 2040 Smart Data Transmission Lora Module,
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$57.99
Gatepi 4 Channel - Lora Based Relay Board 4 Channel Relay With Lora Module Based On Raspberry Pi 2040 Smart Data Transmission Lora Module,
Amazon.com
$7.99
Wwzmdib Relay Module High And Low Level Trigger Optocoupler Isolation Compatible With For Arduino Raspberry Pi ESP32 STM (1, 4 Channel, 5 V)
Amazon.com
$7.99
Wwzmdib Relay Module High And Low Level Trigger Optocoupler Isolation Compatible With For Arduino Raspberry Pi ESP32 STM (1, 4 Channel, 5 V)
Amazon.com
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
307
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
$78.00
Relay Output Module: 4-pt, 6-24 VDC/6-240 VAC (PN# C0-04TRS-10)
Automation Direct
$78.00
Relay Output Module: 4-pt, 6-24 VDC/6-240 VAC (PN# C0-04TRS-10)
Automation Direct
$15.99
DWEII 4Pack 4 Channel 5V Relay Module With Optocoupler High Or Low Level Trigger Expansion Red Board For Raspberry Pi Arduino
Amazon.com
$15.99
DWEII 4Pack 4 Channel 5V Relay Module With Optocoupler High Or Low Level Trigger Expansion Red Board For Raspberry Pi Arduino
Amazon.com
$112.00
ZIPLink Stand-alone Relay Output Module: 4-pt (PN# ZL-RLS4-120)
Automation Direct
$112.00
ZIPLink Stand-alone Relay Output Module: 4-pt (PN# ZL-RLS4-120)
Automation Direct
$11.91
3V 1/2/4/8 Channel Relay Module - High & Low Level Trigger, Dual Optocoupler Isolation (3V, 4 Channel)
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1
Free shipping
$11.91
3V 1/2/4/8 Channel Relay Module - High & Low Level Trigger, Dual Optocoupler Isolation (3V, 4 Channel)
Amazon.com
$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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28
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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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4-Channel 5V DC To AC Solid State Relay Module, Low Level Trigger, 250V 2A Output, For Arduino Projects, With Built-In Resistive Fuse
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4-Channel 5V DC To AC Solid State Relay Module, Low Level Trigger, 250V 2A Output, For Arduino Projects, With Built-In Resistive Fuse
Amazon.com
$81.00
Relay Output Module: 4-pt, 6-48 VDC/6-208 VAC (PN# F0-04TRS)
Automation Direct
$81.00
Relay Output Module: 4-pt, 6-48 VDC/6-208 VAC (PN# F0-04TRS)
Automation Direct
$7.64
Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
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10
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Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
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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
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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
$19.83
MCU, Relay Module YYG 4 High Power 4 Channel Relay Module Relay Module Control Board Optocoupler Isolation 30A DC 12V, Relays (5VDC)
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MCU, Relay Module YYG 4 High Power 4 Channel Relay Module Relay Module Control Board Optocoupler Isolation 30A DC 12V, Relays (5VDC)
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$5.02
5V Relay 1 2 4 Channel For OMRON SSR High Low Level Solid State Relay Module 250V 2A For Arduino
Aliexpress
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5V Relay 1 2 4 Channel For OMRON SSR High Low Level Solid State Relay Module 250V 2A For Arduino
Aliexpress
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ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
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ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
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5V 4 Way Relay Module For Arduino 4 Channel Relay Module With Optocoupler Relay Output For Arduino
Aliexpress
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$3.66
$7.33
5V 4 Way Relay Module For Arduino 4 Channel Relay Module With Optocoupler Relay Output For Arduino
Aliexpress
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DORHEA ESP32 Wifi 4 Channel Relay Module ESP32-WROOM-32E 4 Channel Development Board AC/DC Power Supply Switch Controller Board For Arduino Smart Home
Amazon.com
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DORHEA ESP32 Wifi 4 Channel Relay Module ESP32-WROOM-32E 4 Channel Development Board AC/DC Power Supply Switch Controller Board For Arduino Smart Home
Amazon.com
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XIITIA 2Pcs 5V 4 Channel 2A Solid State Relay Module High Level Trigger Mini Durable DIY Relay With Fuse(5V 4 Channel)
Amazon.com
1
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XIITIA 2Pcs 5V 4 Channel 2A Solid State Relay Module High Level Trigger Mini Durable DIY Relay With Fuse(5V 4 Channel)
Amazon.com
$16.61
4 Channel Relay Module DC 6-24V For Automotive Motor And LED Control Kit
Amazon.com
2
$16.61
4 Channel Relay Module DC 6-24V For Automotive Motor And LED Control Kit
Amazon.com
$7.57
Velleman VMA400 4 Channel Relay Module
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Velleman VMA400 4 Channel Relay Module
Amazon.com
$169.99
SR504-4 Switching Relaysr-504-44 Channel Relay Module
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SR504-4 Switching Relaysr-504-44 Channel Relay Module
Amazon.com
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3V 1/2/4 Channel Relay Module Low Level Trigger Liluminated Relay With Lamp Relay Output 1 2 4 Way
Aliexpress
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3V 1/2/4 Channel Relay Module Low Level Trigger Liluminated Relay With Lamp Relay Output 1 2 4 Way
Aliexpress
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4 Channel Relay Module 1 SPDT DIN Rail Mount 24V DC/AC Interface Relay Module Replace FY-T734-24VACDC
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4
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4 Channel Relay Module 1 SPDT DIN Rail Mount 24V DC/AC Interface Relay Module Replace FY-T734-24VACDC
Amazon.com
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JESSINIE 5V Relay Module With Optocoupler Isolation, 8 Channel High/Low Level Trigger, Compatible With Arduino Raspberry Pi For DIY Projects
Amazon.com
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JESSINIE 5V Relay Module With Optocoupler Isolation, 8 Channel High/Low Level Trigger, Compatible With Arduino Raspberry Pi For DIY Projects
Amazon.com
1 2 4 6 8 Channel Relay Module Board Shield with Optocouple High Low Edge Trigger for Arduino Raspberry Pi DC 5V 12V 24V - Walmart.ca
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Module 4 Relay Kích H/L 12VDC
Module 4 Relay Kích H/L 12VDC
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nshopvn.com
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购买 4 Relay Module High Low

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$133.00
Relay Output Module: 4-pt, 6-24 VDC/6-240 VAC (PN# D2-04TRS)
Automation Direct
$133.00
Relay Output Module: 4-pt, 6-24 VDC/6-240 VAC (PN# D2-04TRS)
Automation Direct
$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
$6.97
Hibctr 4 Packs 5V One Channel Relay Module Relay Switch With OPTO Isolation High Low Level Trigger.
Amazon.com
3
$6.97
Hibctr 4 Packs 5V One Channel Relay Module Relay Switch With OPTO Isolation High Low Level Trigger.
Amazon.com
$112.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$112.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$7.97
JESSINIE 5V 4-Channel Relay Module With Optocoupler Isolation, Supports High And Low Level Trigger, Compatible With Arduino And Raspberry Pi For DIY
Amazon.com
$7.97
JESSINIE 5V 4-Channel Relay Module With Optocoupler Isolation, Supports High And Low Level Trigger, Compatible With Arduino And Raspberry Pi For DIY
Amazon.com
$8.09
$8.99
Sainsmart 4-Channel Relay Module
Amazon.com
409
折扣 10%
$8.09
$8.99
Sainsmart 4-Channel Relay Module
Amazon.com
$68.00
Relay Output Module: 4-pt, 6-240 VAC/6-27 VDC (PN# C0-04TRS)
Automation Direct
10
$68.00
Relay Output Module: 4-pt, 6-240 VAC/6-27 VDC (PN# C0-04TRS)
Automation Direct
$13.49
Tophomer 1/2/4 Channel Relay Module 30A Load Current, Optocoupler Isolation, High/Low Level Trigger, Wide Compatibility For Various Automation Control
Amazon.com
Free shipping
$13.49
Tophomer 1/2/4 Channel Relay Module 30A Load Current, Optocoupler Isolation, High/Low Level Trigger, Wide Compatibility For Various Automation Control
Amazon.com
$14.99
DIANN 30A 4 Channel Relay Module 5V Relay Module Expansion Board High Low Level Trigger With With Optocoupler Isolation For PLC Automation Equipment
Amazon.com
$14.99
DIANN 30A 4 Channel Relay Module 5V Relay Module Expansion Board High Low Level Trigger With With Optocoupler Isolation For PLC Automation Equipment
Amazon.com
$118.00
Relay Output Module: 4-pt, 24 VAC/VDC (PN# P1-04TEPS)
Automation Direct
$118.00
Relay Output Module: 4-pt, 24 VAC/VDC (PN# P1-04TEPS)
Automation Direct
$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
81
$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
$18.99
NOYITO 30A 4 Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load DC 30V AC 250V 30A For PLC Automation Equipment Control,
Amazon.com
102
$18.99
NOYITO 30A 4 Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load DC 30V AC 250V 30A For PLC Automation Equipment Control,
Amazon.com
$57.99
Gatepi 4 Channel - Lora Based Relay Board 4 Channel Relay With Lora Module Based On Raspberry Pi 2040 Smart Data Transmission Lora Module,
Amazon.com
Free shipping
$57.99
Gatepi 4 Channel - Lora Based Relay Board 4 Channel Relay With Lora Module Based On Raspberry Pi 2040 Smart Data Transmission Lora Module,
Amazon.com
$7.99
Wwzmdib Relay Module High And Low Level Trigger Optocoupler Isolation Compatible With For Arduino Raspberry Pi ESP32 STM (1, 4 Channel, 5 V)
Amazon.com
$7.99
Wwzmdib Relay Module High And Low Level Trigger Optocoupler Isolation Compatible With For Arduino Raspberry Pi ESP32 STM (1, 4 Channel, 5 V)
Amazon.com
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
307
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
$78.00
Relay Output Module: 4-pt, 6-24 VDC/6-240 VAC (PN# C0-04TRS-10)
Automation Direct
$78.00
Relay Output Module: 4-pt, 6-24 VDC/6-240 VAC (PN# C0-04TRS-10)
Automation Direct
$15.99
DWEII 4Pack 4 Channel 5V Relay Module With Optocoupler High Or Low Level Trigger Expansion Red Board For Raspberry Pi Arduino
Amazon.com
$15.99
DWEII 4Pack 4 Channel 5V Relay Module With Optocoupler High Or Low Level Trigger Expansion Red Board For Raspberry Pi Arduino
Amazon.com
$112.00
ZIPLink Stand-alone Relay Output Module: 4-pt (PN# ZL-RLS4-120)
Automation Direct
$112.00
ZIPLink Stand-alone Relay Output Module: 4-pt (PN# ZL-RLS4-120)
Automation Direct