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Precision Fire Extinguisher Pressure Gauges

Yuyao Kaidi Display Instruments Co., Ltd. – ISO9001:2015 & EN3-7 Certified Manufacturer with 10 Million Units Annual Capacity

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About KD-Gauge

Trusted Manufacturer Since 2001

Yuyao Kaidi Display Instruments Co., Ltd. is a professional manufacturer dedicated to the research, development, and production of fire extinguisher pressure gauges. Located in Yuyao, Zhejiang Province, we are strategically positioned near Ningbo Port and Hangzhou, ensuring fast and efficient global shipping.

With over 100 employees, including 10 specialized engineers, and equipped with advanced digital control machines and automated production lines, we maintain strict quality control across all manufacturing processes. Our products have received EN3-7 certification and comply with international standards.

We produce over 10 million pressure gauges annually, with 90% exported to Europe, the Middle East, Southeast Asia, Australia, America, and Japan. Our mission is to deliver high-quality, reliable, and cost-effective solutions to partners worldwide.

Factory Interior EN3 Certified Gauge Production Line Quality Inspection

Our Product Range

We offer a comprehensive range of fire extinguisher pressure gauges designed for reliability, durability, and compliance with international safety standards.

EN3 Certified Gauge

EN3 Certified Gauge

Compliant with EN3-7 standard for fire extinguishers. High accuracy and long-term reliability.

Diaphragm Pressure Gauge 23mm

Diaphragm Pressure Gauge - 23mm

Compact design ideal for low-pressure applications. Corrosion-resistant materials.

Diaphragm Pressure Gauge 35mm

Diaphragm Pressure Gauge - 35mm

Larger dial for improved readability. Suitable for industrial fire safety systems.

Bourdon Tube Pressure Gauge 30mm

Bourdon Tube Pressure Gauge - 30mm

Durable mechanical design. Ideal for medium to high-pressure monitoring.

Bourdon Tube Pressure Gauge 37mm

Bourdon Tube Pressure Gauge - 37mm

Enhanced visibility and precision. Used in commercial and industrial fire equipment.

Spring Pressure Gauge 23mm

Spring Pressure Gauge - 23mm

Lightweight and cost-effective. Perfect for portable fire extinguishers.

Spring Pressure Gauge 27mm

Spring Pressure Gauge - 27mm

Improved sensitivity and response time. Designed for consistent performance.

Gas Safety Pressure Gauge 35mm

Gas Safety Pressure Gauge - 35mm

Specifically engineered for gas cylinder and fire suppression systems.

Why Choose KD-Gauge?

Customization

Our strong R&D team can develop and produce gauges based on your drawings or samples. Tailored solutions for OEM and ODM clients.

Cost Efficiency

With over 20 years of experience, we offer direct factory pricing without middlemen, ensuring competitive rates without compromising quality.

Certified Quality

Our products meet EN3-7 standards and our facility is ISO9001:2015 certified. Every gauge undergoes rigorous testing.

High Capacity

Annual production capacity exceeds 10 million units. We can fulfill large-volume orders efficiently and on time.

Global Service

Our products are exported to Europe, America, Japan, Australia, and the Middle East. We support international logistics and documentation.

Fast Shipment

Located just 35 km from Ningbo Port, one of the busiest ports in the world, enabling fast and cost-effective global shipping.

10M+
Annual Production
90%
Export Ratio
20+
Years Experience
100+
Employees

Frequently Asked Questions

Are your pressure gauges EN3-7 certified?

Yes, our EN3 Certified Gauges meet the EN3-7 standard for fire extinguishers, ensuring compliance with European safety regulations.

Can you customize gauges based on our design?

Absolutely. We have a dedicated R&D team that can produce gauges according to your provided drawings, samples, or specifications.

What is your minimum order quantity (MOQ)?

We are flexible and can accommodate various order sizes. Please contact us for specific MOQ details based on your product requirements.

How do you ensure product quality?

We follow a strict ISO9001:2015 quality management system. Each gauge undergoes multiple inspection stages during production and before shipment.

Where are your products shipped to?

Our products are exported globally, including to Europe, North America, Japan, Australia, the Middle East, and Southeast Asia.

Contact Us

Get in Touch

For inquiries, quotations, or customization requests, please reach out to our sales team. We are ready to support your fire safety instrumentation needs.

  • No.9 Kaihe Road, Mazhu, Yuyao, Ningbo, Zhejiang, China 315400
  • +86 135 8676 5678 (Mobile/WhatsApp)
  • +86-0574-62417068 (Office)
  • +86-0574-62417067
  • kd@kd-gauge.com
  • WeChat: 8613586765678
  • QQ: 1066978120

Contact Person: Rachel Hu (Sales Manager)

Visit Our Official Website

For detailed product catalogs, technical specifications, and company information, please visit our official website.

Visit kd-gauge.com
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