HiLetgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High or Low Level Trigger sold2026 Features: Made of stainless steel

Features: Made of stainless steel

HIGH QUALITY - Aluminum Grip and Steel Mandrel

Madison Electric is now part of the Southwire family

Automatic Temperature Compensation (ATC)An automatic temperature compensation range from 10~30C will make result more accurate

brick or wallboard

HiLetgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High or Low Level Trigger sold2026 Features: Made of stainless steelHiLetgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High or Low Level Trigger Module description: Module Size: 50mm 26mm 18. 5mm (L W H)With four fixed bolt holes, holes 3. 1mm, spacing 44. 5mm 20. 5mmPower Indicator (green), Relay Status Indicator (red)Interface: Input: VCC: Relay power supply + GND: Relay power supply IN: Signal trigger input (High or Low Level Signal, select via jumper) Output: NO: Relay normally open. COM: Relay