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: ≤9.45h

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.