Firstrate FST100-DO106 Dissolved Oxygen Sensor Water Quality Dissolved Oxygen Detector RS485 Intelligent DO Sensor Probe

Name: Firstrate FST100-DO106 Dissolved Oxygen Sensor Water Quality Dissolved Oxygen Detector RS485 Intelligent DO Sensor Probe
Brand: Hunan Firstrate Sensor Co., Ltd.
SKU: 2203321775

Hunan, ChinaHunan Firstrate Sensor Co., Ltd.

US$289.00

1-9 Pieces

US$276.00

10-99 Pieces

US$262.00

100+ Pieces

Product profile

Customization

Available

Measuring range

0~20mg/L (0~200% saturation)

Temperature measuring range

0~60℃

Model NO.

FST100-DO106

Resolution

0.01mg/L

Housing material

316L stainless steel

Connection thread

NPT 3/4

Signal line length

5 m (customizable)

Accuracy

±2%FS, ±0.2℃

Protection level

IP68

Output

4~20mA or RS485

Transport Package

Standard Exporting Pacakage

Specification

Stainless Steel

Trademark

Firstrate

Origin

Changsha China

Key features

50+ Years Manufacturing Experience: Professional sensor manufacturer with over 50 years of industry history and 20+ engineers.

OEM and ODM Services: Full customization available including logo printing, design, and sample-based modifications.

Customizable Signal Line: Signal line length is 5 meters but can be customized to meet specific project requirements.

IP68 Protection Level: Housing made of 316L stainless steel with IP68 rating for harsh industrial environments.

Flexible Output Options: Supports both 4-20mA analog and RS485 digital output for versatile system integration.

Fast Lead Time: Standard lead time is 7-10 days, with only 3-5 extra days for orders over 100 pieces.

Company profile

Self-brandedLow MOQOEM ServicesQuality Assurance

Hunan Firstrate Sensor Co., Ltd.

Hunan, 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: 9 Years CertifiedNearest Port: Guangzhou Port, Shenzhen Port, Changsha Port, Shanghai PortAverage Response Time: ≤1.97h

AI-Powered supplier vetting

SummaryThe supplier is a professional technical supplier focused on general instruments, intelligent equipment, industrial automation, IoT, software development, and related technology services. It offers 3D design, SDK, OEM, ODM, and broad customization services. Quality and service processes are documented and followed, including complaint handling, corrective actions, finished-product inspection, and supplier assessment. The supplier holds ISO9001:2015, CE, and RoHS certifications. However, the available information identifies no valid manufacturing contract with factories or related subcontractors, no inventory, overseas warehouse, or overseas showroom capability, and no new product development during the past year. Financial records are referenced for prior years, but the provided slices do not establish financial strength or credibility. Export experience is stated as nine years, with exports representing 11%–20% of total sales.

Supplier typeThe supplier is explicitly identified as a professional technical supplier. Its stated scope covers general instruments, intelligent equipment, industrial automation, IoT research and development, software development, technology services, and import-export activities, indicating a technology-oriented manufacturer and service provider.

CertificationsThe supplier is reported to hold an ISO9001:2015 certificate and product-related CE and RoHS certification capabilities. These certifications provide explicit evidence of quality-management and product-compliance credentials.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and customer complaint handling. It also has written procedures and records for assessing service capability, but the slices do not describe actual response outcomes or service performance after delivery.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization. Its R&D, software, ODM, and intelligent-equipment scope further supports the availability of tailored technical solutions.