4-20mA RS485 Fixed So3 Co CH4 H2s O2 Multi Gas Detector

Name: 4-20mA RS485 Fixed So3 Co CH4 H2s O2 Multi Gas Detector
Brand: Ningxia Nuoke Yinfeng Intelligent And Technology Co., Ltd.
SKU: 2088837655

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

US$394.80

1-4 Pieces

US$387.90

5-9 Pieces

US$364.30

10+ Pieces

Product profile

Customization

Available

After-sales Service

One Year

Warranty

3 Years

Model NO.

NKYF-S400

Brand

Nkyf

Customized

Portable

Non Portable

Certification

FCC, CE, RoHS

Type

Fixed Gas Detector

Alarm Method

Light/Sound

Usage

Outdoor Natural Gas Detector

Detecting Gas

Combustible Gas/H2s/Co/O2

Detection Principle

Catalytic/Electrochemical/Infrared

Measurable Gas

Combustible Gases, Toxic Gases

Working Environment

Temperature(-40~55)℃

Feature

High Accuracy

Customized Support

OEM, ODM

Product Size

220*190*90mm

Product Name

Online Fixed Multi

Battery

DC24V/36V±10%

Transport Package

Packaging & Deliverypackaging

Specification

Customized

Trademark

NKYF

Origin

Ningxia, China

Production Capacity

10000 Set/Sets Per Year

Key features

Multi-Gas Detection: Detects up to 4 gases simultaneously including CO, O2, H2S, and combustible gases.

Flexible Customization: Supports customized gas types, measuring ranges, and resolution for diverse industrial needs.

Dual Protocol Support: Offers optional 4-20mA analog and RS485 digital output signals for system integration.

Long Service Life: Features high sensitivity, low drift, and stable performance with a 3-year warranty.

Remote Calibration: Enables infrared remote control for calibration and adjustment without opening the cover.

Advanced Safety Features: Includes sensor self-check, two-level alarms, and relay output for critical monitoring.

Robust Construction: Explosion-proof design (Exd II CT6) suitable for harsh environments like mines and chemical plants.

OEM/ODM Services: Provides full customization, design-based customization, and flexible manufacturing support.

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: ≤3.26h

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 orders to test and check before placing a bulk 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.