4pcs 12v 1 Channel Relay Module Board Optocoupler High Low Level Trigger 10a

CONTACT US DIRECTLY FOR FREE & PREPAID RETURNS4pcs 12v 1 Channel Relay Module Board Optocoupler High Low Level Trigger 10a 4PCS DC 12V 1 Channel Relay Module Board with Optocoupler IsolationControl electrical devices safely and efficiently with this 4-pack of DC 12V single-channel relay modules. Designed with optocoupler isolation, selectable high or low-level triggering, and convenient screw terminals, these relay boards are ideal for microcontroller projects, automation systems, robotics, and DIY electronics.Reliable 12V Relay ControlEach relay module operates on DC 12V and supports switching loads up to AC 250V 10A or DC 30V 10A, making it suitable for controlling a variety of compatible electrical devices.Optocoupler Isolation ProtectionBuilt-in optocoupler isolation helps separate the control circuit from relay switching current. This design helps protect sensitive I/O ports while providing stable and reliable performance.High or Low Level TriggerFeatures a convenient jumper design that allows you to configure the relay for either high-level or low-level signal triggering, offering flexibility for different electronic control projects.NC, COM & NO Screw TerminalsEach relay board includes easy-access screw terminals for:NC – Normally ClosedCOM – CommonNO – Normally OpenInput terminals provide convenient connections for the coil and trigger signal.Fault-Tolerant DesignDesigned so that the relay remains inactive if the control line is disconnected, helping provide dependable operation in electronic control applications.Wide Range of ApplicationsCompatible with many control platforms and DIY projects, including:Microcontroller ProjectsARM SystemsPIC ControllersAVR BoardsMCU ProjectsRaspberry Pi ProjectsCNC MachinesAutomation SystemsRoboticsSmart Home ProjectsElectronic Control CircuitsProduct SpecificationsType: 1 Channel Relay ModuleOperating Voltage: DC 12VQuantity: 4 PiecesMaximum AC Load: 250V AC / 10AMaximum DC Load: 30V DC / 10ATrigger Type: High Level or Low LevelIsolation: OptocouplerOpto-Isolator Trigger Current: 5mARelay Contacts: NC / COM / NOConnection Type: Screw TerminalsApplication: Electronics, Automation & DIY ProjectsREVIEWSThe product came very well packaged.
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