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Professional Manufacturer of Gas Safety & Flame Failure Protection Devices

Ningbo Aokai Security Technology Co., Ltd. – ISO9001, CSA, RoHS certified manufacturer of gas solenoid valves, magnet valves, thermocouples, and flameout safety devices for gas appliances. Trusted by clients across North America, Europe, Southeast Asia, and China.

Aokai Gas Safety Devices

About Aokai

Ningbo Aokai Security Technology Co., Ltd., founded in 2005, is a professional manufacturer of gas safety extinction protection devices, with annual sales exceeding 20 million units. We specialize in the research, development, production, and trade of gas solenoid valves, magnet valves, thermocouples for gas ovens, cookers, barbecues, and flame failure protection systems.

Our products are widely used in various gas appliances such as gas stoves, ovens, water heaters, geysers, and cooking appliances. Aokai integrates innovation, quality, and reliability to deliver safety solutions trusted by domestic and international customers.

Factory Production Line Certificates Testing

Certifications & Compliance

Aokai meets international standards for quality and safety. Our products are certified under ISO9001, CSA, RoHS, and hold a Qualified Supplier Evaluation Certificate.

ISO

ISO9001

CSA

CSA Certified

RoHS

RoHS Compliant

QSE

Qualified Supplier

Featured & New Products

High-quality gas solenoid valves, magnet valves, thermocouples, and flame failure protection devices designed for safety, durability, and performance in gas appliances.

Solenoid Magnet Valve

Solenoid Magnet Valve

Flameout safety device: closes gas path when flame is out. Spring-actuated, rapid response.

  • Used in gas cookers, ovens, heaters
  • Reliable spring closure mechanism
  • 24-hour inquiry response
Electromagnetic Valves

Electromagnetic Valves

Customizable size. Used in gas ovens, safety devices, flame failure systems.

  • Custom dimensions available
  • High-quality brass construction
  • Trusted for safety applications
Water Heaters Solenoid Valve

Water Heaters Solenoid Valve

Gas solenoid valve for flameout safety in water heaters and geysers.

  • Corrosion-resistant brass
  • Optimized for high-temp use
  • Not for drinking water systems
Gas Geyser Magnetic Valve

Gas Geyser Magnetic Valve

Part of flameout safety protector for gas geysers and heaters.

  • Works with thermocouple system
  • Spring-assisted closure
  • Used in gas appliances globally
Cooking Appliance Oven Solenoid Valve

Oven Solenoid Valve RDFH10.5-B

Safety control gas magnet valve for ovens and cooking appliances.

  • Model: RDFH10.5-B
  • Send drawing for quote
  • Price quoted within 2 days
Thermocouple for Gas Oven

Thermocouple for Gas Oven

Generates potential to keep magnet valve open; failsafe when flame dies.

  • Flame failure detection
  • High-temperature resistant
  • Used with magnet valves
Thermocouple for Cooker

Thermocouple for Cooker

Critical safety component in gas cookers and stoves.

  • Reliable heat-to-electricity conversion
  • Long lifespan
  • Compatible with Aokai valves
Thermocouple for Barbecue

Thermocouple for Barbecue

Designed for outdoor gas BBQs and grills.

  • Weather-resistant design
  • Fast response time
  • Ensures safe ignition
Gas Solenoid Magnetic Valve

Gas Solenoid Magnetic Valve

For flameout safety devices in gas appliances.

  • Material: Corrosion-resistant brass
  • Ductile at high temperatures
  • Low magnetic permeability
Electromagnetic Valve Electric Water Heaters

Electromagnetic Valve for Water Heaters

Industrial-grade brass construction for durability.

  • Resistant to gasoline, diesel, kerosene
  • Not for drinking water
  • Optimal for high-temp projects

Why Choose Aokai?

We combine innovation, quality, and global compliance to deliver reliable gas safety solutions.

20M+

20M+ Units Sold Annually

Trusted by customers worldwide with over 20 million units sold each year.

2005

Founded in 2005

Over 18 years of experience in gas safety device manufacturing.

100+

Global Markets

Serving North America, Europe, Southeast Asia, and domestic leaders.

24h

24-Hour Response

Every inquiry is replied within 24 hours for fast collaboration.

Frequently Asked Questions

What is a flame failure protection device?

It’s a safety system that automatically shuts off gas flow when the flame goes out, preventing gas leaks. Aokai’s devices use thermocouples and magnet valves for reliable operation.

Are Aokai valves suitable for drinking water?

No. Our brass valves are designed for gas, gasoline, diesel, kerosene, and air. They should NOT be used in drinking water or water heating systems.

Can I customize valve dimensions?

Yes. We offer customization for electromagnetic valves based on customer drawings and requirements. Send your specs for a quote within two days.

What certifications do Aokai products have?

Our products are certified under ISO9001, CSA, RoHS, and hold a Qualified Supplier Evaluation Certificate.

How fast do you respond to inquiries?

Every customer request is replied within 24 hours. For pricing, product specs, or samples, contact us via the official website.

Get in Touch

For inquiries about gas solenoid valves, magnet valves, thermocouples, or pricing, please visit our official website to contact Aokai directly.

We do not display direct email or phone numbers. All communication is handled through the official Aokai website.

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