What is the warranty period?

The product comes with a 3-month warranty.

What is the minimum order quantity?

The minimum order quantity is 1 PC.

What are the available payment terms?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

Opd790 Online Luminescent Digital Dissolved Oxygen Sensor Probe for Water Treatment

Name: Opd790 Online Luminescent Digital Dissolved Oxygen Sensor Probe for Water Treatment
Brand: Suzhou Delfino Environmental Technology Co., Ltd.
SKU: 1963616355

Jiangsu, ChinaSuzhou Delfino Environmental Technology Co., Ltd.

US$399.00-419.00

1 Piece

Sample price:US$399.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

1 Year

Warranty

3 Months

Model NO.

OPD790

Display

Digital

Portable

Non Portable

Appliance

Food Analysis, Medical Research, Biochemistry, Industrial Water Treatment

Certification

ISO9001, CE, SGS

Measure Principle

Fluorescence Principle

Material

PPS

Protection Level

IP68

Work Pressure

0~3bar

Measuring Range

0.00~20.00 Mg/L

Accuracy

0.1 Mg/L

Installation Size

1"NPT

Transport Package

Carton

Trademark

Daruifuno

Origin

China

HS Code

9026809000

Production Capacity

500 Pieces/Year

Key features

No Calibration Required: Sensor does not require calibration and meets fieldwork requirements.

IP68 Protection Grade: Sensor can be used underwater for long-term operations.

RS485 Digital Interface: Supports standard Modbus protocol and industrial control systems.

Fast Response Time: Reaches 90% of value in less than 25 seconds.

Automatic Temperature Compensation: Built-in temperature unit for accurate readings.

Plug and Play Installation: Supports offline calibration and easy on-site setup.

OEM and ODM Services: Full customization, minor customization, and flexible options available.

ISO9001 and CE Certified: Product meets international quality and safety standards.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceSelf-brandedPatents Awarded

Suzhou Delfino Environmental Technology Co., Ltd.

Jiangsu, 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: Shanghai PortAverage Response Time: ≤9.45h

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad technical and service capabilities in pH meter production, including 3D design, multiple customization models, ODM/OEM services, SDK availability, and recent product development. Quality-related procedures are documented and followed, with stated quality assurance, inspection instructions, and two inspectors. Production information indicates two production lines and an annual output of 1,000,000 pH meter pieces, with lead times within 15 working days in both peak and off-peak periods. However, the supplier lacks an effective manufacturing-capacity contract with affiliated subcontractors, overseas warehouses, overseas showrooms, agents or branches, and has no overseas service coverage according to the stated country count. R&D audit documentation is also unavailable. No certification evidence, financial credibility evidence, or specific customer case details are provided.

Supplier typeThe supplier operates an assembling line and two production lines, produces pH meters, and serves industrial, laboratory, environmental, municipal water-treatment, and portable-instrument applications. Its stated markets include domestic sales and East Asia, particularly Japan and South Korea, indicating a manufacturer-oriented supplier with sector-specific instrumentation capabilities.

R&D capabilityThe supplier reports new products during the past year, a professional R&D team, more than 20 patents including invention patents, ODM capability, SDK availability, and software tools including AutoCAD, Pro/E, and SolidWorks. However, no R&D design input, output, review, verification, or validation documents are available for audit, so the innovation capability is supported operationally but has a documentation gap.

Production capacityThe supplier reports two production lines, annual pH meter output of 1,000,000 pieces, in-stock capability, and lead times within 15 working days in both peak and off-peak seasons. Quality inspection instructions are uniformly followed, but the supplier has no valid manufacturing-capacity contract with affiliated subcontractors, which creates a documented capacity-management weakness.

Customization capabilityThe supplier provides 3D software design and supports customization from samples, designs, full customization, minor customization, and flexible customization. It also offers ODM and OEM services and uses AutoCAD, Pro/E, and SolidWorks, providing explicit evidence of broad customization support.