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53x18x18.5mm 1 Channel 12v Relay Module With Optocoupler Low Level Trigger Expansion Board

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Address: Address:Floor 2nd.Bldg B. Xin Mao Industrial Zone,Xia Wei Industrial Area, Long Hua District, Shen Zhen City,Guang Dong Province. China

Contact name:alvacheng

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Country/Region	china

Module Size: 53x18x18.5mm
Blue KF301 terminal, more convenient
One normally open pin and a normally closed pin
Relay can directly control all kinds of equipment and load
Signal input with a low level signal, the common pin and the normally opened pin will connected
Have power and relay operation instructions.The LED will be lit when relay on
The double FR-4 circuit board design
With optical coupling isolation, triggering more reliable, more stable
This module conform international safety standard, the isolation groove between control areas and load area

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