Buy 5pcs 1-Channel Relay Module 12V with Optocoupler High Level Triger for Arduino in United States - Cartnear.com

5pcs 1-Channel Relay Module 12V with Optocoupler High Level Triger for Arduino

CTNR1055372 CTNR1055372

elekool

elekool
2025-11-22 USD 4.28

$ 4.28

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5pcs 1-Channel Relay Module 12V with Optocoupler High Level Triger for Arduino
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Type Electronic


Overview:

  • this module conform international safety standard, the isolation groove between control areas and load area;
  • with optical coupling isolation, triggering more reliable, more stable;
  • the double FR-4 circuit board design;
  • have power and relay operation instructions. The LED will be lit when relay on;
  • signal input with a high level signal, the common pin;
  • relay can directly control all kinds of equipment and load;
  • one normally open pin and a normally closed pin;
  • blue KF301 terminal, more convenient;
  • module size: 53x18x 18.5 mm;



Module interface:


Input part:

  • VCC: connect to power positive (according to the relay voltage range)
  • GND: connect to power negative
  • IN: relay module trigger pin (high level trigger)


Output part:

  • Normally Opened (NO): normally open pin of relay. NO pin is not connect to COM pin when relay off. NO pin is connect to COM pin when relay on;
  • Common pin (COM): Common pin of the relay;
  • Normally closed (NC): normally close pin of relay. NC pin is connect to COM pin when relay off. NC pin is not connect to COM pin when relay on;


Electrical parameters:

  • Voltage version: 12V
  • The static current: 5.5 mA
  • Working current: 42mA
  • Trigger voltage: 4-9V
  • Trigger current: 3mA



What's in the Package:

  • 5pcs 1-Channel Relay Module 12V with Optocoupler High Level Triger

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