What is the warranty period for this product?

The product comes with a 1-year warranty and 1-year after-sales service.

Hot Sale 4-20mA RS485 pH/ORP Controller with 2 Relays for Surface Water

Name: Hot Sale 4-20mA RS485 pH/ORP Controller with 2 Relays for Surface Water
Brand: Suzhou Delfino Environmental Technology Co., Ltd.
SKU: 2151771475

Jiangsu, ChinaSuzhou Delfino Environmental Technology Co., Ltd.

Negotiable

1 Piece

Product profile

Customization

Available

After-sales Service

1 Year

Warranty

1 Year

Model NO.

APX1-C1Z

Display

Analog

Portable

Non Portable

Appliance

Food Analysis, Medical Research, Biochemistry, Analog

Certification

Specification

144*144*120mm

Trademark

Daruifuno

Origin

China

HS Code

9026809000

Key features

RS485 Communication: Supports two-wire RS485 interface with Modbus RTU protocol for digital communication.

Dual Relay Control: Features two settable SPST multifunctional relays with 3A/250VAC max load.

Temperature Compensation: Enables automatic or manual temperature compensation using NTC10K/PT1000 sensors.

IP66 Protection: Features IP66 protection grade for enhanced durability in harsh environments.

Graphic LCD Display: Equipped with a 3.2-inch 128*64 graphic dot matrix LCD display.

Customization Options: Offers full, minor, and flexible customization from samples or designs.

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: ≤9.09h

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.