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4-in-1 Gas Detector Multi-Function Multi-Gas Fixed Chlorine Oxygen Phosgene Methane O2 Cocl2 CH4 Cl Detection Alarm
US$628.50
1-9 Pieces
US$600.00
10+ Pieces
Product profile
After-sales Service
One-Year WarrantyWarranty
One-Year WarrantyBrand
YifanModel NO.
YF-8500-4Customized
CustomizedPortable
Non PortableCertification
FCC, CE, RoHSGas
O2 Cocl2 CH4 ClType
Electrochemical Gas AnalyzerPower Input
12-24VWorking Power
1.5WWorking Temperature
-30℃ ~ 60℃Working Humidity
0~100%RhSampling Mode
Diffusion, Pumping, PipelineTransport Package
CartonSpecification
23cm*12cm*29.4cmTrademark
yifanOrigin
ChinaHS Code
5302Production Capacity
10000pieces/YearKey features
Modular & Easy Maintenance: Plug-and-play air chamber module allows easy sensor replacement without disassembling the whole machine.
High Precision Sensors: Features high-precision brand sensors with fast response, strong anti-interference, and long lifespan.
Explosion-Proof Design: High-quality cast aluminum shell meets explosion-proof, waterproof, and dustproof requirements.
Flexible Gas Combination: Supports free combination of two gas types with optional IoT modules for remote online alarms.
Multiple Output Signals: Offers 4-20mA, RS485, ZIGBEE, NRF, and WIFI signals for integration with PLC, DCS, and hosts.
Remote Control Function: Infrared remote control allows setting alarm points and zero calibration without opening the cover.
Certified Quality: Product holds FCC, CE, and RoHS certifications ensuring compliance and safety standards.
Company profile

Shenzhen Yifan Technology Co., Ltd.Guangdong, 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: 8 Years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤8.99h
AI-Powered supplier vetting
SummaryShenzhen Yifan Technology Co., Ltd. is a China-based limited company established in 2016 with 60 employees, offering gas detectors and temperature testers. It demonstrates documented corrective-action, complaint-handling, supplier-assessment, and service-capability procedures, plus quality assurance, raw-material traceability, and 100% finished-product inspection. The supplier supports customization, ODM, OEM for popular brands, and has introduced new products within the past year and provides an SDK. However, it does not provide 3D software design, overseas warehouses, overseas showrooms, overseas agents or branches, or services in any stated overseas country. Manufacturing capacity has a significant documentation gap because no valid contract exists between the factory and its related subcontractor. Evidence is insufficient to confirm certifications, financial credibility, or customer cases.
Supplier typeThe supplier is identified as Shenzhen Yifan Technology Co., Ltd., a China-based limited company with a combined business type and 60 employees. It is not identified as part of a larger company group or an offshore company.
After-Sales capabilityThe supplier has clear procedures and followed records for corrective and preventive actions, customer complaints, supplier-service assessment, and offers inventory capability. Its service reach is limited by the absence of overseas warehouses, overseas showrooms, overseas agents or branches, and stated overseas service countries.
R&D capabilityThe supplier reported new products within the past year, provides ODM services, supports OEM for popular brands, and has an available SDK. These points provide explicit evidence of product-development and technical-support capability, although 3D software design is not offered.
Production capacityProduction-related evidence includes 100% finished-product inspection, two quality inspectors, raw-material traceability, inventory capability, and stated peak- and off-season lead times within 15 workdays. However, the factory and related subcontractor do not have a valid manufacturing-capacity contract, which is a documented production-governance deficiency.
Customization capabilityThe supplier explicitly supports customization from samples and designs, full, minor, and flexible customization, and also provides ODM and OEM services. This directly demonstrates broad customization coverage.
Product Q&A
Q:What are the output signal options?
A:
Customers can choose one from three: 4-20mA standard signal, RS485 MODBUS RTU protocol, or wireless signals like ZIGBEE, NRF, and WIFI.
Q:Is the device customizable?
A:
Yes, it supports customization from samples, designs, full customization, minor customization, and flexible customization options.
Q:What is the warranty period?
A:
The product comes with a one-year warranty covering after-sales service.
Q:What is the minimum order quantity?
A:
The minimum order quantity is 1 piece.
Q:What are the working power and input voltage?
A:
The working power is 1.5W, and the power input range is 12-24V.
Send Inquiry
*To:
Shenzhen Yifan Technology Co., Ltd.
Shenzhen Yifan Technology Co., Ltd.*Content:
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