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1 Channel 3V Relay High Level Driver Module Optocoupler Relay Module for ESP8266 Based Board: : Industrial & Scientific
Eujgoov Control Board Single Pulse Counter Relay Module PCB Relay Module with Optocoupler Replacement for Battery Board (12V) : Industrial & Scientific
HiLetgo 2pcs 12V Single Bistable Self-Locking Relay Module Push to Start and Stop: : Industrial & Scientific
1 Channel Relay Module- Low Level
One 1 Channel 12V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger Power Supply Module for Arduino: : Industrial & Scientific
The module uses genuine quality relay, normally open interfaces , Maximum load: AC 250V/10A, DC 30V/10A. Using SMD optocoupler isolation, strong
HiLetgo 2pcs 5V One Channel Relay Module Relay Switch with OPTO Isolation High Low Level Trigger
Eujgoov 2pcs 8 Channel Relay Module with Optocoupler PLC Smart Home Control Switch for PIC AVR 51 : Industrial & Scientific
One 1 Channel Relay Module Shield 5V Control 120V/10A w/ Optocoupler for Arduino
12V 1 Channel Relay Module with Optocoupler for Arduino – Aideepen
DPST 1NO 1NC 8Amp Latching Relay Module, Version DC24V
HiLetgo 2pcs 12V Single Bistable Self-Locking Relay Module Push to Start and Stop: : Industrial & Scientific
DPST 1NO 1NC 8Amp Latching Relay Module, Version DC12V
HiLetgo 2pcs 12V Single Bistable Self-Locking Relay Module Push to Start and Stop: : Industrial & Scientific
1 Channel 3V Relay High Level Driver Module Optocoupler Relay Module for ESP8266 Based Board: : Industrial & Scientific
NOYITO 1-Channel Self-Locking Relay Module One Button Start-Stop Bistable 10A Load for SCM Control, Household Appliances Control, Industrial Equipment Control (12V): : Industrial & Scientific