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1 2 4 6 8 Channels 5V 12V 24V Relay Module with Optocoupler, Low and High Level Trigger Red PCB

$0.37 – $2.84
1.  Relay Maximum load:AC 250V/10A, DC30V/10A 2. SMD optocoupler isolation, strong driving ability, stable performance; trigger current 5mA 3. Module
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1 Channel 5V 12V Flame Sensor Relay Module Fire Detection Alarm

$0.95 – $1.12
Features: 1. The flame can be detected or the light source with a wavelength ranging from 760 nm to 1100
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1 Channel 5V 12V Relay Module Low Level Trigger

$0.27
The module uses genuine quality relay, normally open interfaces   Using SMD optocoupler isolation, driving ability, stable performance   The module can be high
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1 Channel 5V 12V Relay Module KY-019

$0.25
1. KY-019 5V, 12V Relay Module 2. Can be used as microcontroller development board module can be used as home
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16 Channels 5V 12V Relay Module with Optocoupler, Low Level Trigger Blue PCB

$4.32
· 5V 12V 16-Channel Relay interface board, and each one needs 15-25mA Driver Current. · Equiped with high-current relay, AC250V
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2 Channels 5V 12V Relay Module with Optocoupler, Low Level Trigger Black PCB

$0.52
Specification: -Control signal: TTL -Rated load: AC125~250V/10A, DC28~30V/10A -Max. switch voltage: 250VAC, 30V -Trigger Voltage: 0-1.5V (LOW); 2.5-5V (High) -Trigger
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30A Relay Module 1 Channel

$1.10 – $1.18
30A Relay Module 1 Channel 5V 12V 24V 250VAC SLA-05VDC-SL-C SLA-12VDC-SL-C SLA-24VDC-SL-C with opticoupler protection support high-level trigger low-level trigger
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4 6 8 Channels 5V 12V 24V Relay Module with Optocoupler, Low Level Trigger Blue PCB

$0.99 – $2.24
1. Maximum load on normally open pin: AC 250V/10A, DC 30V/10A. 2. Trigger current 5mA; 3. Power indicator light (green),
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4 Channel 5V Relay Shield Module Expansion Board

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$1.86
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5V 9V 12V Time Delay Relay Module Timer Switch 0.1s – 1h

$0.96
Product description The DC 12V time delay relay module is versatile and adjustable. The delay time can be adjusted with
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DC 6-30V Timer RELAY Programmable Delay RELAY Module Cycle Timer with LCD Display / 5V Micro USB

$0.88
The multifunctional relay control module is designed for people with different timing and control needs. It’s perfect for many applications
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ESP-01S ESP01S WiFi Relay Module for ESP8266 Arduino

$0.46 – $1.27
Features: This WIFI relay based on ESP-01S WIFI module. It is designed for smart home, Internet of thing and other
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ESP8266 Wireless 8-Channels Relay Module 5V 7-28V

$9.17
ESP8266 Wireless WIFI Relay Module 1/2/4/8Channels ESP-12F Wifi Board AC/DC 5V/7-28V/5-80V Power Supply for Arduino ESP8266 /ESP32 WIFI 8 channel
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FOTEK SSR-40DA 40A Solid State Relay Module for PID Temperature Control

$1.61
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FOTEK SSR-40DA Clone 40A Solid State Relay Module 3-32V DC Input 24-380V AC

$1.52
Operating voltage (output): 24 V to 380 V AC Control voltage (input): 3 V to 32 V DC Rated current
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NE555 Timer Switch Relay Module Adjustable 0-10S Time Delay

$0.44
This is a 5V Conduction delay relay module This is a brand new and high quality delay turn-on module. The
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SONOFF RE5V1C 5V DC Smart WiFi Relay Module

$4.06
SONOFF RE5V1C 5V DC Smart WiFi Relay Module Inching Selflock Switch Remote Control Dry Contact 34.5x25x19mm
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T73 Relay DC12V 10A 250VAC 5PIN JQC-3FF mini Relay (10pcs/Lot)

$1.76
JQC-3FF T73 NO+NC Relay 10A 250VAC 5PIN DC 12V 5V 9V 24V mini relay T73 PCB relays JQC-3FF-S-Z form C
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USB 5V DC7-32V DIY 1 Channel Inching Self-Locking WiFi Wireless Smart Home Switch

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$4.23 – $4.74
USB 5V DC7-32V DIY 1 Channel Inching Self-Locking WiFi Wireless Smart Home Switch APP Remote Control Relay Module for iOS/Android
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XH-M131 Light Control Switch 5V Photoresistor Relay Module 12V 24V

$0.64 – $0.67
XH-M131 Light Control Switch Photoresistor Relay Module Detection Sensor 10A brightness Automatic Control Module Working Voltage: 5V, 12V 24V DC
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