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Dual-Fuel Gas Detector for Natural Gas & LPG With SGS EN50194 Home Gas Alarm OEM

Place of Origin China
Brand Name Symank
Certification CE/ROHS/UKCA/SGS
Model Number JKD-839
Certificates Gas alarm EN50194 Certi.pdf
Minimum Order Quantity 100pcs
Price Negotiable
Packaging Details Color box,size:110×55×110mm,60pcs in one carton,carton size:61x30x28cm
Delivery Time 5 days
Payment Terms L/C,T/T,Western Union
Supply Ability 50K/Month
Product Details
Name Gas Leak Alarm Sensor Life Span 5 Years
Dimensions Approx. 120mm X 70mm X 40mm Certifications CE, SGS, RoHS
Weight About 200 Grams Reset Method Manual Reset Button
Detection Gas Types Methane, Propane, Butane, LPG, Natural Gas Alarm Sound Level ≥85dB At 1 Meter
Operating Humidity Range ≤95% RH (non-condensing) Operating Temperature Range -10°C To 50°C
Detection Method Semiconductor Sensor Response Time ≤10 Seconds
Power Supply AC 90~220V Alarm Type Sound And Light Alarm
Installation Location Wall-mounted, Near Gas Source
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Product Description
Dual-Fuel Gas Detector for Natural Gas & LPG
One Gas Detector Platform for Two Major Household Gas Applications

A distributor sourcing residential gas safety products often faces a simple problem: different markets use different household fuels.

Some homes rely on pipeline natural gas, while others use LPG. If a distributor has to manage completely different product platforms for every gas application, it can increase purchasing complexity, packaging requirements, inventory planning and sales management.

This is where the JKD-839 Dual-Fuel Gas Detector offers its strongest value.

The JKD-839 is designed for natural gas and LPG detection applications, allowing distributors to use one residential gas detector platform to address two of the most common household combustible gas categories.

But versatility alone is not enough for a safety product.

The JKD-839 also combines SGS certification, EN50194-1:2009 compliance, a catalytic gas sensor, AC 100–240V power supply, ≥85dB audible warning and EU, US and Australian plug options.

So, why choose JKD-839?

Because it combines:

Natural Gas + LPG + SGS + EN50194 + Multi-Market Plug Options

into one professional residential gas safety platform.

That is the central purchasing reason behind the JKD-839.

What Makes JKD-839 Different?

Many gas leak detectors can be summarized by a simple list of specifications.

Power supply.

Sensor.

Alarm volume.

Dimensions.

But professional buyers need a more important answer:

Why should I buy this model instead of another gas alarm?

For JKD-839, the answer is its dual-fuel market flexibility.

Instead of positioning the product only as a methane detector or only as an LPG alarm, distributors can develop the JKD-839 around both major residential gas applications:

  • Natural Gas Detection
  • LPG Detection

This gives importers greater flexibility when building a regional product range.

A distributor serving several countries may encounter very different household gas usage patterns. Having a single product family capable of addressing both applications can make sourcing and portfolio management more straightforward.

Natural Gas Detection for Pipeline Gas Homes

Natural gas is widely used for residential cooking and heating.

Methane (CH4) is the principal component of natural gas, which is why terms such as natural gas detector, methane detector, and CH4 gas detector are frequently used when buyers search for this product category.

The JKD-839 can therefore serve customers looking for:

  • Natural Gas Detector
  • Methane Gas Detector
  • CH4 Gas Detector
  • Natural Gas Leak Alarm
  • Methane Leak Detector
  • Home Natural Gas Alarm
  • Residential Methane Detector
  • Household Gas Leak Detector

Its specified detection gas is CH4, with an alarm concentration of:

>8.0%LEL (4000ppm)

When the defined alarm condition is reached, the unit activates its sound and light warning.

LPG Detection for Bottled Gas Applications

Natural gas is not the only fuel used in residential environments.

Many households and markets depend on liquefied petroleum gas (LPG).

This means distributors often need products suitable for customers searching for:

  • LPG Gas Detector
  • LPG Leak Detector
  • LPG Gas Alarm
  • Home LPG Alarm
  • Residential LPG Detector
  • Combustible Gas Detector
  • Flammable Gas Alarm
  • Household Gas Sensor

JKD-839's ability to address LPG applications gives distributors an additional market opportunity without abandoning the same core product platform.

This is particularly useful for importers selling home safety products across countries or customer groups with different gas usage patterns.

One Platform Can Simplify a Distributor's Gas Alarm Portfolio

For B2B customers, product value is not only determined by what happens after the detector is installed.

The product must also make commercial sense before it reaches the end user.

Imagine a distributor serving several markets.

Market A mainly uses natural gas.

Market B has strong LPG demand.

Market C sells both.

A narrowly positioned detector may only address one part of this business.

The JKD-839 offers a more flexible proposition because the product platform supports both natural gas and LPG applications.

This can help buyers simplify:

  • Supplier management
  • Product portfolio planning
  • Sales training
  • Marketing materials
  • OEM development
  • Packaging projects
  • Product sourcing
  • Regional product strategy

This commercial flexibility is one of the main reasons a professional distributor may choose JKD-839 over a more narrowly positioned gas detector.

SGS Certification Adds Confidence for Professional Buyers

Versatility is useful, but residential gas safety products also need credible technical support.

JKD-839 is supported by:

SGS Certification

For professional buyers, third-party certification can be an important part of supplier and product evaluation.

It helps distinguish the JKD-839 from low-cost generic gas leakage alarms where certification documentation may be unclear or unavailable.

For distributors, SGS support can help with:

  • Technical evaluation
  • Procurement review
  • Customer documentation requests
  • Product comparison
  • Internal compliance assessment
  • Distributor sales materials

This makes the JKD-839 more than simply a dual-fuel product—it is a dual-fuel product backed by recognized third-party testing documentation.

EN50194-1:2009 Residential Gas Alarm Standard

The JKD-839 is manufactured according to:

EN50194-1:2009

For buyers targeting European residential safety markets, this is another major purchasing consideration.

When a procurement team compares two visually similar home gas detectors, the applicable standard and supporting documentation can become a decisive difference.

JKD-839 therefore combines two important B2B advantages:

Flexible Gas Applications + European Standard

This is especially valuable for established home safety brands that do not want to build their product range around uncertified generic devices.

Catalytic Sensor for Combustible Gas Detection

The JKD-839 uses a:

Catalytic Gas Sensor

Catalytic sensor technology is designed for combustible gas detection and provides a practical sensing solution for residential applications.

The detector operates using:

Natural Diffusion

Rather than requiring an active air pump, surrounding air naturally reaches the sensing element.

This allows the detector to continuously monitor the surrounding indoor environment during normal operation.

The specified maximum sensor lifetime is:

5 Years

providing distributors with a clearly defined sensor service period for product documentation and replacement communication.

Alarm Concentration: >8.0%LEL

The specified alarm concentration of JKD-839 is:

>8.0%LEL (4000ppm)

LEL refers to the Lower Explosive Limit, a standard concept used to describe combustible gas concentrations.

When the specified alarm condition is reached, the detector provides both audible and visual warning.

Clearly defined alarm specifications are particularly important for professional buyers comparing different combustible gas alarms, because they allow products to be evaluated using measurable technical parameters rather than marketing descriptions alone.

AC Powered for Continuous Residential Monitoring

JKD-839 uses mains power rather than lithium batteries.

Supply Voltage: AC 100–240V, 50Hz
Maximum Power Consumption: 5W

For residential customers who prefer continuous plug-in operation, this provides several practical advantages:

  • Continuous mains power
  • No routine battery replacement
  • Simple plug-in installation
  • No separate power adapter
  • Low maximum power consumption
  • Wide voltage compatibility
  • Suitable for long-term indoor monitoring

This positions JKD-839 as an AC powered gas detector for permanent residential applications.

EU, US and AU Plug Options

The multi-market philosophy of JKD-839 extends beyond gas applications.

Three plug options are available:

EU Plug
US Plug
AU Plug

Combined with the AC 100–240V input, this gives international buyers additional flexibility.

A customer operating in multiple markets can maintain a common product platform while selecting the plug configuration required for the destination market.

This reinforces the central value proposition of JKD-839:

One Gas Detector Platform — Multiple Gas Applications — Multiple Markets
Sound and Light Warning

When the alarm condition is reached, the JKD-839 activates:

  • Audible warning
  • Light warning

The specified alarm volume is:

≥85dB at 1 Meter

The combination of audible and visual indication provides a clear warning for residential occupants.

This straightforward alarm method also makes the product easy for distributors to explain and for consumers to understand.

Designed for Indoor Residential Gas Safety

JKD-839 is designed as an indoor residential gas detection device.

The specified operating conditions are:

Temperature: -10°C to +50°C

Relative Humidity: ≤95%, non-condensing

Atmospheric Pressure: 86kPa–106kPa

Potential applications include:

  • Residential kitchens
  • Apartments
  • Houses
  • Villas
  • Rental properties
  • Residential buildings
  • Holiday homes
  • Properties using natural gas
  • Properties using LPG

Installation must follow the supplied user manual and the requirements appropriate to the target gas.

Compact Housing for Residential Environments

JKD-839 has approximate dimensions of:

120 * 75 * 40mm

and weighs approximately:

200g

The compact housing integrates the catalytic sensor, AC power system and sound/light warning components into a practical residential format.

For private-label brands, the relatively compact design also supports straightforward retail packaging.

Who Should Buy JKD-839?

The JKD-839 is particularly suitable for professional customers who want one certified product platform capable of addressing different residential gas markets.

Typical buyers include:

  • Home safety distributors
  • Gas safety wholesalers
  • Fire safety distributors
  • Electrical wholesalers
  • Gas appliance distributors
  • Home improvement retailers
  • DIY chains
  • Security product distributors
  • Importers
  • Private-label brands

It can also complement an existing portfolio containing smoke alarms and carbon monoxide detectors.

Why Distributors Should Choose JKD-839

For a B2B buyer, the purchasing case can be summarized clearly.

1. Natural Gas + LPG

One product platform can address two major residential gas applications.

2. SGS Certification

Professional third-party certification provides stronger technical credibility.

3. EN50194-1:2009

A clear European residential combustible gas detection standard supports market positioning.

4. EU + US + AU Plug Options

The product can be adapted for multiple regional markets.

5. AC 100–240V

Wide voltage input makes international sourcing easier.

6. Catalytic Sensor

Established combustible gas sensing technology supports continuous residential monitoring.

7. OEM & Private Label

The platform can be adapted to the distributor's own brand.

Taken together, these features make JKD-839 particularly attractive to buyers who want to reduce product complexity without sacrificing certification or market flexibility.

OEM, ODM & Private Label Manufacturing

As a professional gas detector manufacturer, we provide customization services for international B2B customers.

Available options include:

  • OEM Gas Detector Manufacturing
  • ODM Project Support
  • Private Label Gas Detector
  • Natural Gas Alarm OEM
  • LPG Gas Alarm OEM
  • Customer Logo Printing
  • Product Label Customization
  • Retail Box Customization
  • Multilingual User Manuals
  • Barcode Customization
  • Master Carton Design
  • EU / US / AU Plug Selection

This allows customers to adapt JKD-839 to their own brand identity and target markets while maintaining the core product platform.

Manufacturing & Quality Control

Consistent manufacturing is essential for residential gas detection products.

JKD-839 quality control procedures include:

  • Incoming component inspection
  • PCB inspection
  • AC power supply testing
  • Catalytic sensor installation
  • Gas detection function testing
  • Alarm function verification
  • Audible warning inspection
  • Light indication inspection
  • Functional testing
  • Aging inspection
  • Appearance inspection
  • Final product inspection
  • Packaging inspection

These procedures support stable quality across repeat production orders.

Technical Specifications
Specification JKD-839
Model JKD-839
Product Type Dual-Fuel Residential Gas Detector
Detection Applications Natural Gas / LPG
Detection Gas CH4
Sensor Type Catalytic Sensor
Sampling Method Natural Diffusion
Standard EN50194-1:2009
Certification SGS
Supply Voltage AC 100–240V
Frequency 50Hz
Plug Options EU / US / AU
Maximum Power Consumption 5W
Alarm Concentration >8.0%LEL (4000ppm)
Alarm Method Sound & Light
Alarm Volume ≥85dB at 1m
Operating Temperature -10°C to +50°C
Relative Humidity ≤95%, Non-condensing
Atmospheric Pressure 86kPa–106kPa
Operating Environment Indoor Use
Maximum Sensor Lifetime 5 Years
Dimensions Approx. 120 * 75 * 40mm
Weight Approx. 200g
OEM Supported
ODM Supported
Private Label Supported
Logo Customization Supported
Packaging Customization Supported
Plug Customization EU / US / AU
Certifications & Documentation

Professional buyers can request technical documentation for product evaluation and sourcing.

Available documentation includes:

  • SGS Certification
  • EN50194-1:2009 Documentation
  • CE Documentation
  • Product Technical Datasheet
  • Product Specification
  • User Manual
Certificate & Document Downloads

Gas alarm EN50194 Certi.pdf

Gas Alarm UKCA Certi.pdf

Gas Alarm ROHS Certi.pdf

Frequently Asked Questions
What makes JKD-839 different from an ordinary gas detector?

Its key advantage is dual-fuel market flexibility. JKD-839 can address both natural gas and LPG residential applications while also offering SGS certification, EN50194-1:2009 compliance and multiple international plug options.

Can JKD-839 detect natural gas?

Yes. Its specified detection gas is CH4, making it suitable for relevant natural gas/methane applications.

Is JKD-839 suitable for LPG?

Yes. The product platform supports residential LPG detection applications.

Why is SGS certification important?

SGS certification provides professional buyers with third-party technical documentation that can support product evaluation and supplier qualification.

Does JKD-839 meet EN50194?

The product is manufactured according to EN50194-1:2009.

What type of sensor does it use?

JKD-839 uses a catalytic gas sensor with natural diffusion sampling.

Is it battery powered?

No. JKD-839 is an AC powered gas detector operating from AC 100–240V.

Which plugs are available?

EU, US and Australian plug versions are available.

What is the alarm concentration?

The specified alarm concentration is >8.0%LEL (4000ppm).

Can distributors sell JKD-839 under their own brands?

Yes. OEM, ODM and private-label services are supported, including logo, packaging, product labels, manuals and plug customization.

One Product Platform, More Market Opportunities

The reason to choose the JKD-839 Dual-Fuel Home Gas Detector is not simply that it detects combustible gas.

Its real advantage is commercial flexibility.

For a distributor serving different markets, managing separate products for every gas application and every regional plug configuration can increase sourcing complexity. JKD-839 provides a more flexible alternative by combining natural gas and LPG applications, EU/US/AU plug options, AC 100–240V operation, SGS certification and EN50194-1:2009 compliance in one product platform.

That makes the JKD-839 particularly attractive for buyers who want to expand their residential gas safety range while keeping sourcing and product management straightforward.

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