12V Normally-Closed Solenoid Valve

Description

Control the flow of liquids in your automated systems with this reliable 12V Normally-Closed Solenoid Valve. Featuring standard 1/2″ threaded connections and operating comfortably between 0.02 and 0.8 MPa, it is the perfect actuator for smart irrigation, automated fluid dispensers, and IoT hardware kits.

Detailed Description: This 12V DC solenoid valve acts as an electronic gateway for water and other low-viscosity fluids. As a “Normally Closed” (N/C) valve, it acts as a secure block, meaning fluid will not pass through until power is explicitly applied to the electrical terminals. Once energized, the internal electromagnetic coil lifts the diaphragm, allowing fluid to flow freely. If power is lost, the valve automatically snaps shut, preventing accidental flooding.

Because it operates on 12V DC, this valve is highly adaptable for embedded systems. By using a simple relay module or a power MOSFET, it can be easily controlled by 3.3V or 5V microcontrollers like the Arduino Uno, ESP32, STM32 Blue Pill, or STM32 Black Pill. Whether you are expanding an Amaramam Electronics digital design kit, prototyping an automated greenhouse watering system, or building a smart home aquarium controller, this valve provides precise and safe control over your fluid dynamics.

Key Features:

• Normally Closed (N/C) Safety: Fails to a closed, blocked state if power is disconnected, ensuring no accidental leaks.

• Standard Plumbing Fit: Uses standard 1/2″ outer diameter threads for quick integration into standard PVC or flexible hose plumbing setups.

• IoT Ready: Easily interfaces with microcontrollers using standard 5V/12V relay modules.

• Fast Response Time: The electromagnetic coil opens and closes the valve almost instantly for precise volume control.

Technical Specifications:

• Operating Voltage: 12V DC

• Valve State: Normally Closed (N/C)

• Inlet/Outlet Size: 1/2″ (Half-inch)

• Operating Pressure Range: 0.02 – 0.8 MPa

• Suitable Media: Water and low-viscosity, non-corrosive fluids

Common Applications:

• Automated gardening, hydroponics, and smart irrigation

• Touchless faucets and automatic hand-washing stations

• Aquarium water top-off and changing systems

• DIY beverage dispensers and coffee machines

• Digital design and environmental IoT hardware kits