What is the minimum order quantity?

The minimum order quantity is 10 PCS.

What are the payment terms?

We accept T/T and PayPal as terms of payment.

What is the lead time for production?

The average lead time is within 15 workdays for both peak and off seasons.

4-20mA H2s Hydrogen Ozone Methane CH4 Fixed Gas Detector

Name: 4-20mA H2s Hydrogen Ozone Methane CH4 Fixed Gas Detector
Brand: Ningxia Nuoke Yinfeng Intelligent And Technology Co., Ltd.
SKU: 2118454255

Ningxia, ChinaNingxia Nuoke Yinfeng Intelligent And Technology Co., Ltd.

US$118.40

1-4 sets

US$110.30

5-9 sets

US$87.80

10+ sets

Product profile

Customization

Available

After-sales Service

24 Hours Online Service

Warranty

1 Year

Model NO.

Freon Gas Detector

Brand

Smart

Customized

Portable

Non Portable

Certification

FCC, CE, RoHS

Gas

CH4

Type

Fixed Gas Detector

Working Humidity

≤90%R

Detection Principle

Planar Semiconductor

Dimension

150 X 140 X 70 (mm)

Sampling Method

Natural Diffusion

Customized Support

OEM, ODM

Explosion-Proof Grade

Ex Diict6

Power Consumption

≤2W

Product Name

Industrial Fixed Type Wall Mounted

Detected Objects

R22, R500, R502, R507, etc

Signal Output

4-20mA or RS485 or Two-Wire (Mbus) (Optional)

Display Mode

4-Digit LED Digital Tube Displays

Transport Package

Single-Piece Supporting Professional

Specification

25*17*10

Trademark

NKYF

Origin

Ningxia, China

Key features

Adjustable Detection Range: Detection accuracy and range are adjustable to meet specific monitoring needs.

Infrared Remote Control: Adjust detector settings safely without opening the cover using infrared remote.

Self-Check & Alarm: Features sensor fault self-check and two-level concentration alarm with relay output.

Stable Performance: Good repeatability, temperature/humidity compensation, and strong anti-interference.

Flexible Signal Output: Supports 4-20mA, RS485, or Two-Wire (Mbus) for easy integration with DCS/PLC.

OEM/ODM Support: Customized support available for OEM and ODM requirements.

Certified Quality: Products certified with FCC, CE, and RoHS standards.

Company profile

OEM ServicesProduct CertificationFlexible CustomizationSelf-branded

Ningxia Nuoke Yinfeng Intelligent And Technology Co., Ltd.

Ningxia, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 5 Years CertifiedNearest Port: Guangzhou, ShenzhenAverage Response Time: ≤2.67h

AI-Powered supplier vetting

SummaryThe supplier operates across environmental monitoring instruments, gas detector alarm systems, integrated circuits, software, security equipment, machinery, electrical equipment, and related products. It demonstrates broad customization and R&D capabilities, including ODM services, recent new-product development, SDK availability, and OEM service for well-known brands. Quality processes include documented inspection, corrective and preventive action, complaint-handling procedures, and stated quality assurance. Production evidence includes one production line, 2 quality assurance and quality control inspectors in one record, 11–20 quality control staff in another, and annual gas detector alarm system output of 200,000 pieces. The supplier has inventory capability and export-market coverage but lacks a valid manufacturing-capacity contract with related subcontractors, overseas warehouse capability, and overseas showroom capability. No sufficient evidence confirms certifications or specific customer cases.

Supplier typeThe supplier’s stated business scope covers sales and design-related activities for environmental monitoring instruments, gas detector-related products, integrated circuit chips, software, security equipment, machinery, electrical equipment, fire equipment, and other industrial products. The records also indicate that certain activities may require approval or licenses from relevant authorities.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and customer complaint handling, which supports structured service management. However, it has no overseas warehouse capability and no overseas showroom capability, limiting evidence of overseas service infrastructure.

R&D capabilityThe supplier reports new-product development during the past year, ODM service capability, and an available SDK. These records provide explicit evidence of product development and technical integration capability.

Production capacityProduction evidence includes annual output of 200,000 gas detector alarm systems, one production line, inventory capability, documented finished-product inspection instructions, and an off-peak lead time within 15 working days. However, the supplier has no valid contract with its related subcontractors for manufacturing capacity, creating a documented capacity-management weakness.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. The same capabilities are recorded in both R&D and design-service information, strongly supporting broad customization coverage.

Product Q&A

Q:Can I have a sample order to test quality?

Yes, we recommend and welcome sample order to test and check before order.

Q:Do you offer guarantee for the products?

Yes, we offer 1 or 2 years guarantee for the products.

Q:If I order big quantity, Can I have a cheaper price?

We will reduce the price according to the specific quantity and your requirements for the product.

Q:How does your factory do regarding the quality control?

Quality is priority, Our factory has passed ISO 9001 with annual audit. Established a procedure to check products at all stages of the manufacturing process-raw materials, in process materials.validated or tested materials, finished goods.etc.

Q:What is the warranty period?

We provide a 1-year warranty for this fixed gas detector.