Does the sensor support offline calibration?

Yes, the sensor has internal storage for calibration data, supporting offline calibration and plug-and-play functionality.

What are the available payment terms?

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

What is the typical lead time for production?

The average lead time is within 15 workdays for both peak and off-season periods.

Hot Sale Digital Online Dissolved Oxygen Sensor for Freshwater Aquaculture

Name: Hot Sale Digital Online Dissolved Oxygen Sensor for Freshwater Aquaculture
Brand: Suzhou Delfino Environmental Technology Co., Ltd.
SKU: 1953109321

Jiangsu, ChinaSuzhou Delfino Environmental Technology Co., Ltd.

Negotiable

1 Piece

Product profile

Customization

Available

After-sales Service

1 Year

Warranty

1 Year

Model NO.

OPD790

Display

LED

Appliance

Food Analysis, Medical Research, Biochemistry

Portable

Non Portable

Certification

CE, ISO9001

Type

Conductivity Meter

Measure Principle

Fluorescence Principle

Measuring Range

Oxygen Content: 0.00~20.00 Mg/L

Resolution

0.01mg/L 1%

Accuracy

0.1 Mg/L 1%

Work Pressure

0~3bar

Weight

50°c

Material

Body: PPS Sensor Head: 316L Ss

Protection Level

IP68

Cable

Standard 10 Meters

Transport Package

Packaging

Specification

Diameter: 35mm Length: 250mm

Trademark

daruifuno

Origin

China

HS Code

9027809000

Production Capacity

50000 Pieces/Year

Key features

Fluorescence Principle: Uses advanced fluorescence optical measurement for accurate dissolved oxygen detection.

IP68 Waterproof: Rated IP68 protection, allowing continuous underwater operation for long periods.

RS485 Modbus Output: Digital RS485 Modbus RTU output supports easy connection to industrial control systems.

Offline Calibration: Internal storage of calibration data supports convenient offline calibration and plug-and-play.

Custom Cable Length: Standard 5 meters cable, with other lengths available for customization.

Wide Measuring Range: Measures dissolved oxygen from 0.00 to 20.00 mg/L and saturation from 0 to 200%.

Fast Response Time: Quick response with T90 less than 25 seconds for 0-100% change.

Durable Materials: Constructed with PPS body and 316L stainless steel sensor head for corrosion resistance.

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: ≤7.28h

AI-Powered supplier vetting

SummaryThe supplier demonstrates established product development and customization capabilities, including 3D design, multiple customization models, ODM/OEM services, SDK availability, and software proficiency in AutoCAD, Pro/E, and SolidWorks. Quality processes include documented inspection, complaint handling, corrective and preventive action procedures, and stated quality assurance. Production evidence includes two production lines, one million pH meter units annually, two quality inspectors, and lead times within 15 workdays in both peak and off-peak periods. Service coverage is comparatively limited: no overseas warehouse, showroom, agents, branches, or overseas service countries are reported, and there is no valid manufacturing-capacity contract with related subcontractors. R&D documentation available for audit is also lacking. Certification, financial credibility, and customer-case evidence are insufficiently documented in the provided information.

Supplier typeThe supplier operates an assembling line and two production lines, produces pH meters, and serves industrial process control, municipal water testing, environmental monitoring, laboratory, and portable instrument applications. The information supports classification as a manufacturer and assembler of measuring instruments, although no formal supplier-type designation is stated.

After-Sales capabilityThe supplier has documented procedures and records for corrective and preventive actions, customer complaints, supplier-service assessment, and finished-product inspection. However, it reports no overseas warehouse, showroom, agents, branches, or overseas service countries, indicating documented service processes but limited overseas service infrastructure.

R&D capabilityThe supplier reports new products during the past year, a professional R&D team, continuous innovation, more than 20 patents, ODM capability, SDK availability, and engineering proficiency in AutoCAD, Pro/E, and SolidWorks. Nevertheless, no design-input, output, review, verification, or validation documents were available for auditor review.

Production capacityProduction evidence includes two production lines, annual pH meter output of 1,000,000 pieces, in-stock capability, two quality assurance/QC inspectors, standardized finished-product inspection instructions, and lead times within 15 workdays in peak and off-peak seasons. A deficiency is that no valid manufacturing-capacity contract exists between the factory and related subcontractors.

Customization capabilityThe supplier explicitly provides 3D software design, customization from samples and designs, full, minor, and flexible customization, as well as ODM and OEM services. These repeated capabilities across design and R&D records provide clear evidence of broad customization support.