Gas Water Heater Burner 7 Row T Type Stainless Steel 20L High Efficiency

Key Benefits for Professional Boiler Applications

• Real time water flow detection
• Stable pulse or switch output
• Support for gas burner control logic
• Reduced mechanical contact wear
• Flexible DC 12V and DC 24V power compatibility
• Engineering plastic or brass housing options
• IP68 waterproof protection
• Pulse signal or switch signal options
• OEM and ODM customization support
• Standard manufacturer warranty
• Suitable for mainstream boiler and water heating systems

In a modern gas boiler, water flow data directly affects ignition timing, burner modulation, temperature stability, and user safety. When the control board receives inaccurate or delayed flow information, the boiler may experience unstable ignition, temperature fluctuation, unnecessary burner cycling, or delayed hot water delivery. For professional boiler brands, these problems can increase after-sales service costs and reduce customer confidence.

The Vangood Hall Effect Water Flow Sensor provides a reliable feedback solution for gas boilers, combi boilers, water heaters, and other hydronic heating systems. The sensor detects water movement through a magnetic rotor and converts flow activity into a pulse or switching signal. This information allows the control board to determine whether water is flowing and adjust the heating process according to the actual operating condition.

Compared with a simple mechanical flow switch, a Hall effect flow sensor offers a more stable electronic signal and reduced contact wear. The sensor does not depend on exposed electrical contacts for its primary detection process. This helps improve service stability in systems exposed to repeated start and stop cycles, moisture, temperature changes, and mineral deposits.

For OEM and ODM customers, the sensor can support different control board requirements through customized signal output, connector selection, housing configuration, flow range, and installation dimensions. This flexibility makes it easier to integrate the component into new boiler platforms or replacement programs.

2.1 Hall Effect Sensing for Stable Electronic Feedback

The core function of this product is magnetic flow detection. When water passes through the internal flow chamber, it drives the rotor. The rotor contains a magnetic element that interacts with the Hall effect sensing circuit. The sensor then creates a pulse signal or switching signal according to the movement of the rotor.

This operating principle provides a clean electronic feedback path for the boiler control board. In pulse output configurations, the frequency can be related to the water flow rate. In switch output configurations, the signal can be used to confirm water movement and activate the heating sequence.

The design supports more precise control than a basic on off pressure switch. It helps the control board identify water flow changes and respond more quickly to different user demands. This is important for combi boilers, instantaneous water heaters, and heating systems that need stable temperature control during changing water consumption.

2.2 Magnetic Rotor Design for Repeated Operation

A boiler flow sensor may operate thousands of times throughout its service life. Every time the user opens a tap or the heating circuit starts, the sensor may experience a new flow detection cycle. The internal rotor must therefore maintain smooth rotation and stable magnetic performance.

vangood flow sensors can use engineering plastic or brass housing configurations according to the application. The rotor and axle structure can be selected according to flow rate, water quality, pressure, and control board requirements. A suitable rotor design helps reduce friction, improve signal consistency, and limit the effects of sediment in normal water systems. The housing material can be confirmed during the OEM or ODM development stage so the final configuration matches the intended boiler application.

For applications exposed to hard water, the internal flow path can be reviewed during the OEM development process. Customers can confirm the required rotor structure, chamber design, filter arrangement, and connection format before mass production.

2.3 Support for Precise Gas Boiler Temperature Control

Water flow information plays an important role in temperature modulation. When the control board knows the actual flow condition, it can adjust burner output, ignition sequence, and heating duration more effectively.

The sensor helps support several boiler control functions, including:

• Water flow start detection
• Burner ignition authorization
• Gas valve modulation feedback
• Low flow protection
• Heating cycle control
• Hot water temperature stabilization
• Abnormal flow detection
• System stop signal generation

A stable signal helps reduce unnecessary ignition attempts and allows the boiler to react more consistently when water demand changes. It also supports better coordination between the flow sensor, temperature sensor, gas valve, ignition module, and main control board.

2.4 Engineering Plastic and Brass Housing Options

Different boiler systems require different housing materials. Engineering plastic can provide a lightweight solution for residential heating equipment, compact water heaters, and cost-sensitive product lines. Brass can provide additional mechanical strength for higher-pressure systems, industrial applications, and projects that require a more robust connection body.

The material selection can be discussed according to the installation location, working pressure, water quality, connection method, and customer specification. This allows distributors and OEM customers to select a suitable configuration rather than using one fixed design for every boiler model.

2.5 Flexible Pulse and Switching Signal Configurations

Some control boards require a pulse output for flow rate calculation. Other systems only need a switching signal to confirm whether water is moving. Vangood can support both signal types according to the required control logic.

The signal configuration can be coordinated with the control board software, connector pin definition, cable length, and installation orientation. This helps customers reduce redesign work during product development and simplifies replacement for existing boiler platforms.

22 Years of Manufacturing Experience

You work with a company that has been focused on home appliance development and manufacturing for over 22 years. This experience allows us to understand market demands, improve product performance, and maintain stable production standards. Whether you are launching a new product line or expanding your existing business, you can rely on a partner with proven industry expertise.

Strict ISO 9001 Quality Management

You can have confidence in every product you receive. Our ISO 9001-certified quality management system covers every stage of production, from raw material inspection and component testing to in-process quality control and final product inspection. This helps ensure consistent quality and reduces the risk of after-sales issues for your business.

Trusted by Customers Worldwide

You benefit from products that are already serving customers across North America, South America, Europe, Russia, Africa, and other international markets. This global experience helps us better understand different market requirements and allows you to source products with proven acceptance and performance.

One-Stop OEM & ODM Service

You can simplify your sourcing process with complete OEM and ODM support. From product design and component selection to packaging, branding, and final production, our team works closely with you to develop products that match your market needs and brand positioning.

Modern Production Facilities

You benefit from advanced production equipment and well-organized manufacturing lines designed to improve efficiency and product consistency. This helps ensure stable quality and reliable production schedules, even during peak seasons.

Professional Research and Development Team

You gain access to an experienced engineering team focused on product innovation and continuous improvement. Whether you need product customization, technical upgrades, or new product development, we can help turn your ideas into market-ready solutions.

Comprehensive Quality Testing

You receive products that go through multiple testing procedures before shipment. These include performance testing, safety inspections, durability checks, gas leakage testing, and final quality verification. Our goal is to make sure every unit performs as expected when it reaches your customers.

Certification Support for Global Markets

You can source products designed to meet the requirements of different countries and regions. Our team understands international compliance standards and can support certification needs to help you enter new markets more efficiently.

Flexible Customization Options

You can customize product appearance, technical specifications, packaging, manuals, labels, logos, and other details based on your business requirements. This flexibility helps you create products that stand out in your target market.

Stable Production Capacity

You can count on us whether you need a small trial order or a large-volume purchase. Our manufacturing capacity is designed to support growing businesses and long-term cooperation without compromising quality or delivery performance.

Efficient Export and Logistics Support

You benefit from years of export experience and professional logistics coordination. From packaging and documentation to shipment arrangements, our team helps ensure your orders arrive safely and efficiently.

Reliable Spare Parts Supply

You can reduce maintenance concerns with long-term spare parts availability. We provide support for replacement components and accessories, helping you maintain product performance and improve customer satisfaction after purchase.

Responsive After-Sales Service

You are supported by a dedicated team that responds quickly to questions and technical inquiries. Whether you need product information, troubleshooting assistance, or spare parts support, we are committed to helping you resolve issues efficiently.

Multi-Market Business Support

You work with a partner familiar with different customer preferences, product standards, and business practices across global markets. This experience helps you reduce sourcing risks and improve your competitiveness.

Long-Term Partnership Focus

You gain more than a product supplier. You gain a manufacturing partner committed to supporting your business growth, helping you improve operational efficiency, strengthen your brand, and build long-term success in your market.

Stronger competitiveness in your market

• We help you build a stable and high-performance product line that strengthens your position in your local market.
• With reliable supply and consistent quality, your products become more trusted by end customers.
• This gives your business a clear advantage over low-quality competitors.

Faster growth for your business

• You can launch or expand your gas water heater business faster with ready OEM/ODM solutions.
• We reduce your development time so your business can enter your market quickly.
• Your business gains more opportunities by responding faster to customer demand.

Better profit margins for your business

• Optimized manufacturing and product structure help reduce your overall purchasing cost.
• You can offer competitive pricing in your market while maintaining healthy profit.
• This improves long-term profitability for your business.

Reliable supply for your market

• Stable production capacity ensures continuous supply for your market demand.
• You don’t need to worry about stock shortage during peak seasons.
• Your market operations stay stable and predictable.

Custom solutions for your brand

• We provide full customization to match your brand positioning and your target customers.
• Your products are designed specifically for your market needs, not generic solutions.
• This helps your brand stand out in a competitive environment.

Reduced risk for your business

• Strict quality control reduces product failure and after-sales issues in your market.
• You get stable products that protect your brand reputation.
• This lowers operational risk for your business.

Support for your long-term growth

• We are not just a supplier, but a long-term partner for your business.
• Continuous product improvement helps your market stay competitive.
• Your business can scale steadily with professional manufacturing support.

Better customer experience in your market

• Stable hot water performance improves end-user satisfaction in your market.
• Safer and more efficient products increase customer trust in your brand.
• This helps your business build long-term customer loyalty.

Take Action Now

If You are looking for a reliable gas water heater supplier, now is a great time to get in touch. Simply share Your product requirements, target market or project details, and our team will provide detailed specifications, product recommendations and suitable OEM/ODM solutions to help You move forward with confidence.

Request a Quote

Whether You are sourcing for distribution, retail, e-commerce or project procurement, You are welcome to send us an inquiry at any time. We will provide competitive pricing, product information and professional support, helping You evaluate the best solution for Your business needs.

Start Your Business Partnership

You deserve a manufacturing partner that supports Your long-term growth. By working with Vangood, You gain access to stable production capacity, reliable product quality and responsive service. We are committed to building long-term cooperation that helps Your business grow steadily and sustainably.

Get Customized Solutions

Every market has different requirements, and every brand has unique goals. If You need customized specifications, packaging, logos, accessories or product features, simply share Your ideas with us. Our team will work closely with You to develop a solution that fits Your market and strengthens Your brand identity.

Contact Us Today

If You have questions about products, certifications, lead times or customization options, our team is ready to help. You can contact us directly for fast communication, technical support, product catalogs and professional recommendations based on Your specific requirements.

Discuss Your Project With Us

Whether You are launching a new product line, expanding Your distribution network or sourcing for a large project, we would be happy to learn more about Your plans. By understanding Your business goals, we can recommend the most suitable products and services to help You achieve better results.

Grow Your Business With Confidence

Choosing the right supplier can make a significant difference to Your success. With years of manufacturing experience, strict quality control and global export expertise, Vangood is ready to support You with reliable products and dependable service every step of the way.

Q: Are you a trading company or a manufacturer?
A: We are a professional manufacturer located in Dongfeng Town, Zhongshan City, Guangdong, China. With more than 22 years of experience in home appliance production and R&D, we specialize in gas water heaters, electric water heaters, gas boilers, gas stoves, range hoods, and other kitchen appliances. We warmly welcome customers from around the world to visit our factory and discuss cooperation opportunities.

Q: What is your MOQ?
A: Our MOQ depends on the product model and customization requirements. We offer flexible MOQ options and support trial orders, allowing you to evaluate product quality and market potential before placing larger orders.

Q: What is your lead time?
A: For first-time orders, the production lead time is usually 35–45 days after confirming all order details. For repeat orders, the lead time is typically 25–35 days. The exact schedule depends on order quantity, product specifications, and customization requirements.

Q: Do you provide samples? Are they free?
A: Yes, we provide samples for quality evaluation and testing. The sample price is usually 1.5 times the unit price. However, the sample cost can be refunded in your first bulk production order, helping reduce your initial purchasing risk.

Q: What are your payment terms?
A: For payments ≤ USD 1,000, 100% payment is required in advance. For payments ≥ USD 1,000, we accept 30% T/T deposit in advance, with the balance paid before shipment. We can also accept 100% L/C at sight for qualified orders.

Q: Do you support OEM and ODM services?
A: Yes. We provide comprehensive OEM and ODM services, including logo printing, packaging design, product appearance customization, technical specification adjustments, and function development. Our professional R&D team can help create products tailored to your market needs.

Q: Can you provide customized packaging?
A: Yes. In addition to standard export packaging, we offer customized color boxes, gift boxes, branded cartons, instruction manuals, labels, and private packaging solutions to support your brand development.

Q: What is your warranty period?
A: We provide a one-year warranty for non-human quality issues. Our technical team also offers after-sales support and spare parts assistance to help ensure long-term product performance.

Q: What certifications do your products have?
A: Our factory operates under a strict ISO 9001 quality management system. Products are manufactured according to international standards, and relevant certifications can be provided based on your target market requirements.

Q: Do you supply spare parts?
A: Yes. We provide long-term spare parts support for maintenance and after-sales service. Spare parts can be supplied together with product orders or separately according to customer requirements.

Q: Do you provide market support?
A: Yes. We can provide product photos, videos, technical specifications, catalogs, promotional materials, and marketing suggestions to help you promote products and expand your local market.

Q: Are all products tested before shipment?
A: Yes. Every product undergoes strict inspections and testing before shipment, including raw material inspection, production process control, safety testing, performance testing, and final quality verification.

Q: How do you control product quality?
A: We follow a complete ISO 9001 quality management system. Quality control covers every stage from raw material sourcing, component inspection, assembly, and product testing to final packaging, ensuring consistent and reliable product quality.

Q: What is your production capacity?
A: Our factory is equipped with modern production facilities and stable manufacturing lines, enabling us to support both small-volume trial orders and large-scale commercial projects while maintaining consistent quality and delivery schedules.

Q: What are your main products?
A: Our main products include gas water heaters, electric water heaters, gas boilers, gas stoves, range hoods, gas ovens, and other kitchen appliances. We continue to develop new products to meet the changing demands of global markets.

Q: Can you provide SKD or CKD solutions?
A: Yes. We have extensive experience supporting SKD and CKD projects. We have successfully cooperated with customers from Vietnam, Pakistan, India, Brazil, Mexico, Turkey, and other countries. SKD and CKD configurations can be customized according to your assembly requirements, helping reduce import duties and improve local production efficiency.

Q: Which markets do you serve?
A: Our products have been exported to North America, South America, Europe, Russia, Africa, Southeast Asia, and the Middle East. Our extensive export experience allows us to provide products and services that meet the requirements of different international markets.

Q: Why choose us?
A: With over 22 years of manufacturing experience, a professional R&D team, strict ISO 9001 quality control, advanced production equipment, comprehensive OEM/ODM capability, and rich export experience, we are committed to providing reliable products, stable supply, and long-term partnership support for customers worldwide.