Model: HY-SV-AV

Technical Parameters:

Nominal Diameter: DN16

Working Pressure: 0～0.35MPa

Working Medium: Pure Water

Rated Voltage: 27V±2.7V (DC)

Power: 48W

Ambient Temperature: 0℃～65℃

Control Method: Normally Closed

Structure: 90° angle between inlet and outlet

Protection Class: IP65

Aviation Grade Water Tank Shut-Off Solenoid Valve

When water control is part of an aerospace system, I know that an ordinary valve is often not enough.      The valve must work as part of a complete fluid control system, respond accurately to electrical signals,      maintain reliable sealing, and keep stable performance under demanding working conditions. This is exactly      where our Aviation grade water tank shut-off solenoid valve comes in.

At Xi'an Huiyuan Instrument Valve Co., Ltd., we have spent decades working with fluid control equipment.      Our roots go back to the Solenoid Valve Branch of Xi'an Instrument Factory, and the company was restructured      into a joint-stock company in 1994. Today, we develop and manufacture solenoid valves, electrically controlled      valves, pneumatically controlled valves, Pressure Reducing Valves, and special non-standard valves for      aerospace, commercial spaceflight, nuclear power, ships, industrial equipment, and research applications.

For water tank applications, my goal is simple: provide dependable on-off control in a compact valve that      can be integrated into a demanding fluid system. I do not treat this as just another solenoid valve.      I see it as one working part of a larger system where reliable fluid control matters.

1. What Makes Our Aviation Grade Water Tank Shut-Off Solenoid Valve Different?

A water tank shut-off valve may sound like a simple product. In practice, the requirements can become much  more serious when the valve is used in aviation, aerospace support equipment, test systems, or other high-end  applications. The valve may need to open or close according to an electrical control signal while keeping the  water or other approved fluid safely contained when the valve is closed.

I designed our approach around this basic working need. The valve receives an electrical command and changes  its internal flow path. When the valve is required to open, the internal moving element changes position and  allows the working medium to pass. When the electrical command is removed or the specified control condition  changes, the valve returns to its designed shut-off position.

The actual configuration can vary according to the customer's system. Materials, connection type, sealing  design, electrical interface, installation requirements, and operating conditions may all affect the final  valve configuration. This is especially important for aviation and aerospace projects because I do not believe  in choosing a valve based only on its outside appearance or a general catalog description.

For this reason, we can support both standard products and customized non-standard valves. Before production,  I prefer to understand the actual working conditions first. This may include the fluid, working pressure,  temperature, installation space, electrical signal, connection method, required response, sealing requirements,  and the way the valve will be connected to the customer's control system.

Product Positioning at a Glance

Item

Our Aviation Grade Water Tank Shut-Off Solenoid Valve

Typical General-Purpose Solenoid Valve

   Source: Xi'an Huiyuan Instrument Valve Co., Ltd. company and product information provided for this product page.    The comparison is a positioning guide, not a universal specification comparison between all valve manufacturers.  

2. How the Water Tank Shut-Off Solenoid Valve Works

The working idea behind a solenoid valve is quite straightforward. I use an electrical signal to control the  movement of an internal valve element. This allows a control system to manage the flow of water without needing  a person to manually turn a valve.

Inside the valve, the solenoid coil creates a magnetic field when it is energized. The magnetic force moves the  internal mechanism designed for the valve. Depending on the selected valve structure, this movement changes the  fluid passage between the inlet and outlet.

When the control signal changes, the magnetic force also changes. A spring or another designed return mechanism  can move the valve back to its normal position. In a shut-off application, this basic action gives the control  system a simple way to stop or allow fluid flow.

In a water tank system, the valve can therefore be connected to sensors, a controller, a monitoring system, or  other electrical equipment. The control logic determines when the valve should open or close. The solenoid valve  then performs the physical fluid-control action.

This sounds simple, but reliable operation depends on much more than the coil itself. The valve body, sealing  parts, moving components, electrical components, surface treatment, assembly accuracy, and inspection process  all have an effect on the final result.

That is why I pay attention to the whole valve rather than one individual component. For special applications,  I also work with customers to confirm the relationship between the valve and the complete fluid system before  the production plan is finalized.

Basic Operating Sequence

1. The control system sends an electrical command to the solenoid valve.

2. The solenoid coil responds to the electrical signal.

3. The internal valve mechanism moves according to the valve design.

4. The fluid passage is opened or closed.

5. When the control condition changes, the valve returns to its designed position.

6. The system continues monitoring and controlling the fluid according to its operating logic.

This basic structure makes a water tank solenoid shut-off valve useful wherever automated fluid isolation is  needed. For aerospace-related systems, however, I always recommend checking the complete operating conditions  rather than selecting a valve only from the nominal product name.

3. Main Features I Focus On

When I develop a valve for a specialized application, I look at reliability from several angles. A good  solenoid valve should not only open and close. It should also fit the customer's equipment, maintain proper  sealing, provide repeatable operation, and be practical to inspect and maintain.

Reliable Shut-Off Function

The most basic requirement is dependable fluid isolation. Our valve is designed for applications where the  control system needs an electrically operated shut-off function. Before delivery, we conduct performance and  sealing inspections according to the applicable product requirements.

Electrical Control

Electrical operation makes the valve suitable for automated equipment. Instead of requiring manual operation,  the valve can work with a wider control system. This is useful in automated water management, test equipment,  aerospace support systems, and other equipment where remote or automatic control is preferred.

Compact Fluid Control

Space is often limited inside specialized equipment. I therefore pay attention to the overall structure and  installation requirements when developing a valve. The final dimensions and connection arrangement depend on  the customer's technical specification and selected configuration.

Support for Non-Standard Requirements

One of our strongest areas is special non-standard valve development. If a standard catalog valve cannot fully  meet your equipment requirements, we can discuss a customized technical solution. This can be particularly  useful for research institutes, aerospace projects, commercial spaceflight equipment, and experimental systems.

Inspection Before Delivery

I do not consider manufacturing complete when the valve comes off the production line. Before delivery, products  are inspected for performance, sealing, appearance, and other applicable requirements. This gives our customers  an additional level of confidence before the valve enters their equipment.

Quality Control Point

What We Check

Why It Matters

   Source: Xi'an Huiyuan Instrument Valve Co., Ltd. product and manufacturing information supplied for this page.  Exact inspection items and acceptance criteria depend on the product specification and customer contract.

4. Technical Advantages for Aviation and Aerospace Fluid Systems

I believe the biggest advantage of an aviation grade water tank shut-off solenoid valve is not one single  feature. It is the ability to build the valve around the actual system requirement.

Aviation and aerospace equipment can involve strict space limitations, complex control systems, special  materials, unusual connection requirements, and demanding environmental conditions. A standard industrial valve  may work perfectly in one factory system but may not be the right choice for a specialized aerospace project.

Our experience with special non-standard products gives us a different way of approaching these projects.  Instead of asking only, "Which standard valve do you want?", I prefer to ask, "What does your system need the  valve to do?"

From there, we can discuss the valve's structure, materials, control method, installation requirements, sealing  approach, and testing requirements. This engineering-first process is particularly useful when the product will  be integrated into experimental equipment or a larger fluid control system.

We also understand that aerospace customers may need more than a product. They may need technical communication,  design support, customized manufacturing, inspection, and delivery coordination. Our company has long provided  special valve products and supporting services to military, aerospace, commercial aerospace, nuclear power,  shipbuilding, and research institute customers.

Our Relevant Capability

Capability

Our Experience

Potential Customer Value

   Source: Xi'an Huiyuan Instrument Valve Co., Ltd. company information supplied by the manufacturer.    Application experience listed here describes our stated business experience and should not be interpreted as    a guarantee that every valve configuration is suitable for every aerospace system.  

5. Where Can This Aviation Grade Solenoid Valve Be Used?

I mainly position this valve for specialized water and fluid control applications where electrical shut-off  control is required. The exact application should always be confirmed against the valve's final technical  configuration.

Aviation and Aerospace Equipment

Aviation and aerospace equipment can require compact and dependable fluid control components. Our aviation grade  water tank shut-off solenoid valve can be developed for water tank isolation and related fluid control functions  where the system design calls for an electrically controlled valve.

Commercial Spaceflight

Commercial spaceflight companies often need specialized components rather than generic industrial products.  Huiyuan has been developing core valves and fluid control systems adapted to commercial rockets and satellites.  For these projects, we can discuss customized valve requirements based on the customer's system design.

Research and Testing Equipment

Research institutes frequently work with equipment that does not fit standard catalog specifications. We provide  customized non-standard valves and testing system solutions for such applications. This makes our engineering  approach useful for experimental water and fluid control equipment.

Industrial Automation

Solenoid valves are widely used in automated systems because they allow electrical equipment to control fluid  flow. Depending on the final configuration, our valve technology can also support specialized industrial  automation applications.

Marine and Shipbuilding Systems

We have experience providing special control valves for the shipbuilding industry. When a marine system needs a  customized electrically operated fluid valve, our technical team can review the working conditions and determine  whether this product platform is appropriate.

I always recommend treating the application list as a starting point, not a substitute for engineering review.  For any critical system, the actual pressure, temperature, fluid, electrical requirements, installation  environment, sealing requirements, and applicable standards should be confirmed before ordering.

6. How We Manufacture and Prepare the Valve

Manufacturing a reliable solenoid valve is a process, not a single operation. From my point of view, the most  important part is keeping every stage connected. The design has to match the application, production has to  follow the approved technical requirements, assembly has to be controlled, and inspection has to confirm the  finished product.

Our company integrates technology development, production, and technical services. This allows us to handle  projects from technical communication through manufacturing and final inspection rather than treating every  order as a simple product transaction.

Step 1: Technical Requirement Review

We first review the customer's application. I want to know what fluid is being controlled, how the valve will be  installed, what electrical control is available, and what performance is expected. For customized products,  this stage is especially important because small differences in system requirements can change the valve design.

Step 2: Product and Material Confirmation

Based on the technical requirements, we determine the suitable product structure, materials, seals, connections,  and other relevant components. For special applications, these decisions are made according to the agreed  technical solution rather than simply selecting the cheapest available component.

Step 3: Manufacturing and Assembly

The valve components are manufactured and assembled according to the approved requirements. Dimensional  consistency, component quality, assembly accuracy, and overall product condition all matter because the final  valve is a system of interacting parts.

Step 4: Performance and Sealing Inspection

Before delivery, we perform the applicable performance and sealing checks. We also inspect the appearance and  other agreed requirements. If the project has specific acceptance criteria, these can be incorporated into the  production and inspection plan during technical discussions.

Step 5: Packaging and Delivery

After inspection, we prepare the valve for shipment. We normally use moisture-resistant and shock-resistant  packaging. Depending on the valve size and weight, packaging may include cartons, wooden cases, or pallets.  The objective is simple: the product should arrive in good condition and ready for the customer's next step.

Product lead time depends on the model, material, specification, quantity, and customization requirements.  Standard products can normally be arranged for relatively quick delivery, while customized products require a  production schedule based on the confirmed technical solution.

7. Why I Recommend Huiyuan for Customized Fluid Control

There are many valve manufacturers in the market. So why work with us? My answer is based on what we have been  doing for decades: fluid control, special valves, technical development, manufacturing, and service.

Xi'an Huiyuan Instrument Valve Co., Ltd. was formerly the Solenoid Valve Branch of Xi'an Instrument Factory.  After being restructured into a joint-stock company in 1994, we continued to develop our capabilities in fluid  control. Today, our product range includes fluid solenoid valves, electrically controlled valves, pneumatically  controlled valves, pressure reducing valves, and special non-standard valves.

We have also built experience in demanding sectors including aerospace, commercial spaceflight, nuclear power,  shipbuilding, military-related applications, and scientific research. This experience matters because these  industries often require closer technical cooperation than ordinary industrial purchasing.

Our quality management approach is supported by certifications and qualifications including ISO 9001:2015, CE,  SIL3 mandatory safety certification, and 3C mandatory certification for applicable explosion-proof electrical  equipment. The specific certification applicable to a valve depends on the product and its intended application,  so I recommend confirming certification requirements with us before placing an order.

Our electric control valves have also received recognition as Advanced Quality Products and Xi'an Famous Brand  Products. More importantly, we continue to focus on improving the products rather than relying only on past  recognition.

What Customers Can Expect From Us

• Technical communication before production

• Support for standard and customized valve requirements

• Experience in special non-standard fluid control products

• Manufacturing and technical service under one company

• Performance, sealing, and appearance inspection before delivery

• Flexible logistics and packaging arrangements

• Support for aerospace, research, nuclear power, marine, and industrial applications

For me, a successful valve project is not simply a valve that leaves our factory. It is a valve that fits the  customer's system, meets the agreed requirements, arrives safely, and can be supported when the customer needs  technical assistance.

8. Frequently Asked Questions About Aviation Grade Water Tank Shut-Off Solenoid Valves

What is an aviation grade water tank shut-off solenoid valve?

It is an electrically controlled valve designed for water tank shut-off and related fluid isolation functions  in specialized applications. The electrical signal controls the valve's internal mechanism, allowing the system  to open or stop the fluid passage according to its control logic.

Can this valve be customized?

Yes. Customized and special non-standard valves are one of Huiyuan's areas of experience. Depending on the  project, we can discuss materials, dimensions, connection requirements, electrical control requirements, sealing  requirements, and other technical details. The final design must be confirmed through technical communication.

Can you manufacture valves for aerospace projects?

Yes. We have long provided special valve products and supporting services for aerospace, commercial spaceflight,  research institutes, nuclear power, shipbuilding, and other specialized fields. We can review your application  requirements and determine the appropriate valve solution.

What information should I provide before asking for a quotation?

The more complete the information, the faster we can evaluate the project. I recommend providing the working  fluid, required pressure range, temperature range, valve size, connection type, electrical voltage, operating  mode, installation conditions, required sealing performance, quantity, and any applicable standards or project  requirements.

What is the production lead time?

Lead time depends on the valve model, material, specification, quantity, and customization level. Standard  products can usually be arranged for faster delivery. Customized valves require a production schedule after the  technical solution has been confirmed.

How do you inspect the valve before delivery?

We conduct applicable performance, sealing, appearance, and other required inspections before delivery. For  customized projects, the inspection and acceptance requirements can be discussed and confirmed as part of the  technical agreement.

How will the valve be packaged for international shipping?

We normally use moisture-resistant and shock-resistant packaging. Depending on the product dimensions and weight,  cartons, wooden cases, or pallets may be used. We select the packaging method according to the product and  transportation requirements to help protect the valve during shipment.

Can you support small research projects as well as larger industrial projects?

Yes. We have experience providing customized valves and testing system solutions for research institutes.  Research projects can have unusual technical requirements, so we normally begin with the working conditions and  application requirements before determining the product configuration.

What payment methods are available?

Payment terms can be agreed according to the cooperation arrangement. Common options may include advance payment,  payment before shipment, or payment terms specified in the contract.

How can I confirm whether this valve is suitable for my system?

Send us your technical requirements rather than relying only on the product name. I can then review the working  fluid, pressure, temperature, electrical control, installation space, connection method, sealing requirements,  and other important conditions with you. For aerospace and other critical applications, this technical review  should be completed before the final valve configuration is confirmed.

Choose the Valve Based on Your System, Not Just the Catalog

A water tank shut-off valve may be a small component, but its job can be important. When it is part of an aviation  or aerospace fluid system, I believe the right approach is to look at the complete application instead of  selecting a valve only by name or price.

At Huiyuan, we bring together product development, manufacturing, quality control, and technical service. Our  experience with fluid solenoid valves and special non-standard valves allows us to work with customers who need  more than an off-the-shelf product.

If you are looking for an Aviation grade water tank shut-off solenoid valve, an  Aviation water tank solenoid valve, or a customized water tank shut-off solenoid  valve for aerospace and research equipment, send us your technical requirements. I would rather review  the real working conditions with you first and recommend a suitable configuration than promise a specification  that has not yet been technically verified.

That is how we approach fluid control: understand the application, develop the right solution, manufacture it  carefully, inspect it before delivery, and continue to provide technical support when it is needed.