Can set high or low level trigger with jumper, to meet the demand of more trigger applications; With patch optical isolation, strong drive ability and
ALMOCN 6Pcs DC 12V 1 Channel Relay Module With Optocoupler Isolation Support High or Low Level Trigger : Industrial & Scientific
NOYITO 30A 1-Channel Relay Module High Low Level Trigger with Optocoupler Isolation Load DC 30V AC 250V 30A for PLC Automation Equipment Control Industrial Control (1-Channel 5V) - Yahoo Shopping
FainWan Relay Module One Way 30A Optocoupler Isolation Relay Module High Power Relay High/Low Level Trigger YYG-2(12VDC) - Yahoo Shopping
HiLetgo 12V 1 Channel Relay Module with Optocoupler Isolation Support High or Low Level Trigger
Module uses high-quality relay, normally open interface maximum load: AC 250V / 10A, DC 30V / 10A; SMD optocoupler isolation, strong driving
4 Channel Relay Module High Low Level Trigger with Optocoupler Isolation Load DC 30V AC 250V 10A for PLC Automation Equipment Control (4-Channel 12V)
[2-Pack] DC 12V Relay Module 2-Channel Relay Switch with Optocoupler Isolation High/Low Level Trigger : Industrial & Scientific
AEDIKO DC 24V Relay Module Relay Board 8 Channel OPTO-Isolated High or Low Level Trigger - Yahoo Shopping
HiLetgo 2pcs DC 24V 1 Channel Relay Module with Opto Isolation Support High or Low Level Trigger
5V/12V One Channel Relay Module Relay Switch with OPTO Isolation High Low Level Trigger - AliExpress
NOYITO 1 Channel Relay Module with Isolated Optocoupler 5V 12V 24V High Low Level Trigger Module Triggered (Pack of 3) (12v, Red)
DIANN 12pcs DC 12V Relay Module 1 Channel Relay Board with Optocoupler Support High/Low Level Trigger - Yahoo Shopping
DIANN 12pcs DC 12V Relay Module 1 Channel Relay Board with Optocoupler Support High/Low Level Trigger - Yahoo Shopping
AEDIKO 2pcs DC 12V Relay Module 4 Channel Relay Board Shield with Optocoupler Isolation Suport High/Low Level Trigger
DC 12V 4-Channel Relay Module, Optocoupler Isolator