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China Suppliers Factory JT-CA319 + DN15 Smart Home Methane Gas Detector with Solenoid Valve for Gas Leak Safety
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China Suppliers Factory JT-CA319 + DN15 Smart Home Methane Gas Detector with Solenoid Valve for Gas Leak Safety

Introducing the JT-CA319+DN15 Valve Home Methane Gas Detector, a top-tier solution designed specifically for natural gas monitoring. Manufactured in China, this premium product features a state-of-the-art semiconductor sensor that ensures rapid response times to gas leaks. As a trusted supplier in the industry, our factory prioritizes safety by integrating an alarm activation mechanism that automatically triggers valve shut-off and ventilation, significantly enhancing your home’s protection. With a focus on reducing false alarms, this reliable gas detector provides peace of mind for homeowners
  • Product Name Household Combustible Gas Detector
  • Model JT-CA319+DN15 Valve
  • Detected Gas Methane
  • Detection Principle Semiconductor
  • Sampling Method Free Diffusion
  • Measurement Range 0~20% LEL
  • Response Time <20s
  • Operating Voltage AC220V/50Hz
  • Output Signals 1 set DC12V pulse signal (for emergency shut-off solenoid valve) 1 set passive switch signal (for exhaust fan)
  • Operating Environment Temperature: -10°C to 55°C; Relative Humidity ≤95%RH (non-condensing)
  • Power Consumption ≤3W
  • Sensor Service Life 5 years (typical)
  • Dimensions 90mm x 90mm x 48mm
  • Solenoid Valve Drive Voltage DC9V~DC12V (pulse)

The JT-CA319+DN15 Valve Home Combustible Gas Detector is a smart security product designed specifically for homes using piped natural gas (methane). It integrates four functions: detection, alarm, valve shut-off, and ventilation, providing proactive safety protection. When the detector detects that the methane concentration reaches the warning level (≥20% LEL), it will instantly emit a strong audible and visual alarm and simultaneously output two sets of key signals: a DC 12V pulse signal immediately shuts off the solenoid valve on the gas pipeline, cutting off the gas supply at its source; the other set of passive switching signals will activate the exhaust fan to forcefully expel the leaking gas. This systematic solution maximizes the prevention of fire and explosion accidents, ensuring the safety of you and your family's life and property around the clock.

Dual Safety Linkage

Upon detecting a methane (natural gas) leak, it not only issues an audible and visual alarm but also automatically activates a DN15 solenoid valve to cut off the gas supply and simultaneously activates an exhaust fan to accelerate diffusion, forming a dual safety barrier of "cut-off + elimination".

Specialized Methane Detection

Employs a semiconductor sensor specifically optimized for methane gas detection, exhibiting high sensitivity to natural gas leaks with a response time of less than 20 seconds, providing more timely protection.

Stable & Anti-interference

Made of ABS material with anti-static, anti-oil fume, and anti-alcohol design, it can reliably withstand the complex environment of a kitchen, effectively preventing false alarms and missed alarms, ensuring reliable performance.

Intelligent & Easy Install

Intelligent circuit design, simple operation, plug and play. Designed for home use, easy installation; users can enjoy professional-grade safety protection without complex settings.

We deeply understand the needs of home gas safety. The JT-CA319+DN15 Valve is not just a simple alarm, but a complete "detection-alarm-response" safety system. It overcomes the shortcomings of traditional products that "only alarm but do not act," proactively mitigating risks by automatically cutting off the gas supply and activating ventilation. Its specialized methane semiconductor sensor and strong anti-interference capabilities ensure the accuracy and reliability of the alarm, giving you peace of mind.

Frequently Asked Questions

What type of gas is the JT-CA319+DN15 detector designed for?

It is specifically designed for homes using piped natural gas (methane) to detect and protect against potential leaks.

How does the dual safety linkage system protect my home?

When a leak is detected, the device emits an audible and visual alarm, immediately shuts off the DN15 solenoid valve via a DC 12V pulse signal to stop the gas supply, and simultaneously triggers your exhaust fan to expel the leaked gas.

What is the alarm threshold and response time?

The detector triggers when the methane concentration reaches or exceeds 20% LEL. It features a highly sensitive semiconductor sensor with a rapid response time of less than 20 seconds.

Will kitchen fumes or alcohol cause false alarms?

No. The detector is engineered with anti-static, anti-oil fume, and anti-alcohol safety designs to reliably withstand complex kitchen environments and prevent false or missed alarms.

Is the installation process complicated?

Not at all. It features an intelligent plug-and-play circuit design, making it extremely easy to set up for home use without any complex configurations.