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Solenoid Valve 230V 1/2 Inch AC Water Valve Normally Closed
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Solenoid Valve 230V 1/2 Inch AC Water Valve Normally Closed
Solenoid Valve 230V 1/2 Inch AC Water Valve Normally Closed
Solenoid Valve 230V 1/2 Inch AC Water Valve Normally Closed
Looking for a reliable solenoid valve 230v 1/2 inch for your next automation project? This 230v ac solenoid valve is designed to precisely control the flow of fluids (liquid or air) and acts as a robust barrier in high-pressure systems. Whether you are building an automated water solenoid valve normally closed setup for agriculture, hydroponics, or a robotic gardening system, this valve is the perfect fit.
This water solenoid valve normally closed remains shut by default, ensuring zero fluid leakage when powered off. When a 230V AC supply is applied to the two terminals, the valve instantly opens, allowing water or air to push through. As soon as the supply voltage is removed, the solenoid coil de-energizes, securely blocking the flow again.
Given its durable brass construction and precise electronic control, it offers excellent long-term value, making it highly competitive in terms of 1/2 inch solenoid valve price for both DIY hobbyists and industrial applications.
Also check Solenoid Valve 12v 1/2in designed for solar water heaters. The valve is suitable for liquid media, with a temperature range of 1 - 100 °C. It operates on a 12V DC supply, with a rated current of 0.6A and a power consumption of 8W. The valve is normally closed and has a pressure range of 0.02-0.8Mpa.
Features:
- Voltage: Operates at 230V AC
- Type: 2/2-way valve (one inlet and one outlet)
- Material: Brass housing with EPDM seal
- Operation: Opens when voltage is applied, closes when no voltage is applied
- Quick Acting: Fast response time for opening and closing
- Pressure Range: Typically handles a range of pressures suitable for various applications
- Durability: Designed for long-term use in industrial and domestic environments
Applications:
- Irrigation Systems: Used to control the flow of water in automated irrigation setups.
- Water Treatment Plants: Essential for managing the flow of water and chemicals in treatment processes.
- HVAC Systems: Helps regulate the flow of refrigerants and other fluids in heating, ventilation, and air conditioning systems.
- Industrial Automation: Used in various industrial processes to control the flow of liquids and gases.
- Home Appliances: Found in dishwashers, washing machines, and other appliances to control water flow.
- Medical Equipment: Used in devices like oxygen delivery systems and dental chairs for precise fluid control
How to Wire with Arduino & 1-Channel Relay
Since microcontrollers like Arduino operate at 5V DC, you must use a relay module to safely switch the 230V AC load.
Wiring Steps:
- Arduino to Relay (Low Voltage): Connect Arduino 5V to Relay VCC, Arduino GND to Relay GND, and Arduino Pin 8 (or any digital pin) to Relay IN.
-
Relay to Solenoid (High Voltage):
- Connect the 230V AC Live (L) wire to the Relay COM (Common) terminal.
- Connect the Relay NO (Normally Open) terminal to Terminal 1 of the Solenoid Valve.
- Connect Terminal 2 of the Solenoid Valve directly to the 230V AC Neutral (N) wire.
- Code Logic: Set the Arduino pin to HIGH to energize the relay, close the circuit, and open the valve. Set to LOW to stop the flow.
Safety Warning: This valve operates at 230V AC. Always disconnect power before wiring. If you are unfamiliar with mains voltage, consult a certified electrician.
Package Includes:
- Solenoid Valve 230V
Solenoid Valve Specifications
| Rated Operating Voltage | 230V AC |
| Rated Current | 0.6A |
| Operation Mode | NC (Normally Closed) |
| Pressure | 0.02 – 0.8MPa |
| Max fluid temperature | 100°C |
| Dimensions | 5 x 4 x 3 cms |
| Weight | 15 grams |
1. What is the primary function of a solenoid valve?
The primary function of a solenoid valve is to control the flow of liquids or gases through a pipe. It operates electrically, opening or closing the valve when voltage is applied or removed.
2. How does a solenoid valve work?
A solenoid valve works by using an electromagnet. When an electric current passes through the solenoid coil, it generates a magnetic field that moves a plunger inside the valve. This movement opens or closes the valve, allowing or stopping the flow of fluid.
3. What are common applications of a solenoid valve?
Common applications include:
- Water Control: Used in irrigation systems and water treatment plants.
- Industrial Automation: Controls the flow of various fluids in automated systems.
- HVAC Systems: Regulates the flow of refrigerants and other fluids in heating, ventilation, and air conditioning systems.
- Home Appliances: Found in washing machines and dishwashers to control water flow.
4. What voltage is required to operate this solenoid valve?
This solenoid valve operates on 230V AC, which is suitable for standard electrical systems.
5. What are some common issues with solenoid valves and how can they be fixed?
Common issues include the valve not opening or closing properly, leaking, or overheating. These problems can often be fixed by checking for debris, ensuring the correct voltage is applied, and replacing damaged parts.
6. What is the difference between NC (Normally Closed) and NO (Normally Open)?
A Normally Closed (NC) valve stays shut when no power is applied and opens when energized. A Normally Open (NO) valve stays open when unpowered and closes when energized. This model is NC, making it ideal for safety-focused applications where fluid flow must stop automatically during a power outage.
7. What is the minimum pressure required for this valve to operate?
This is a pilot-operated solenoid valve, meaning it relies on fluid pressure to help open and close the internal diaphragm. The minimum operating pressure is 0.02 MPa (approx. 0.2 bar or 3 PSI). If your system is purely gravity-fed with very low pressure, the valve may not open or close reliably.
8. Is this valve drinking-water safe?
The valve features a brass body and an EPDM seal, which are generally considered safe for potable water applications. However, if you are using this for human drinking water, we recommend flushing the system thoroughly for a few minutes before first use and ensuring it complies with your local drinking water safety certifications (e.g., NSF/ANSI 61).
9. Can I power this 230V AC solenoid valve with a 12V or 24V DC battery or adapter?
No. This specific model is designed exclusively for 230V AC power. Applying DC voltage (like 12V or 24V from a battery or power supply) will not generate the alternating magnetic field required to lift the internal plunger, and the valve will not open. Attempting to force it can also overheat and burn out the coil. If your project requires low-voltage or battery operation, we recommend checking our dedicated range of 12V DC or 24V DC solenoid valves.
10. Does the flow direction matter when installing this valve?
Yes, absolutely. This is a pilot-operated valve, meaning it relies on the incoming fluid pressure to help push the internal diaphragm down and create a watertight seal. The brass body has a stamped or molded arrow indicating the correct flow direction. You must install it so that the fluid enters through the designated inlet and exits through the outlet. Installing it backward is the #1 cause of "leaking" or "failure to open" complaints, as the valve will not be able to seal or actuate properly.
Shipping Policy
- Free Delivery on all Orders Above Rs 999/-
- All orders confirmed before 3:00 PM IST are shipped the same day, barring rare pickup delays on holidays or disturbances.
- Delivery time in Metro cities is 1–3 days; for other locations, it is 3–7 days. Delivery varies based on location and courier service.
Return & Refund Policy
- Return window: 7 days from receipt unless stated otherwise.
- No refunds or replacements after the return window.
- Returns are accepted only for non-working or damaged products.
- Initiate return requests via a Support ticket or contact us at +91-8123057137.
- Refunds are processed within 3–4 working days after inspection and approval.
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