What is the minimum order quantity?

The minimum order quantity is 1 PC.

How many historical data points can be stored?

The controller can record up to 10,000 historical data points.

What is the protection grade of the enclosure?

The enclosure has an IP66 protection grade and is made of enhanced ABS material.

Best Quality Online Ammonia Nitrogen Controller Nh4-N Controller Ammonia Nitrogen Analyzer for Inorganic-Organic Wastewater

Name: Best Quality Online Ammonia Nitrogen Controller Nh4-N Controller Ammonia Nitrogen Analyzer for Inorganic-Organic Wastewater
Brand: Suzhou Delfino Environmental Technology Co., Ltd.
SKU: 2169350005

Jiangsu, ChinaSuzhou Delfino Environmental Technology Co., Ltd.

Negotiable

1 Piece

Product profile

Customization

Available

After-sales Service

1 Year

Warranty

1 Year

Model NO.

DUC2-NH4-A

Transport Package

Packing

Specification

144*144*120 mm (hole size 138*138 mm)

Trademark

Daruifuno

Origin

China

HS Code

9026809000

Production Capacity

5000pieces/Year

Key features

Universal Controller Design: Specially designed for Daruifuno digital NH4-N sensors with single channel input.

High Data Storage Capacity: Records up to 10,000 historical data points with power-off protection.

Flexible Installation Options: Supports wall mounting, pipe clamping, and panel installation methods.

Comprehensive Output Interfaces: Features two settable 0/4-20mA currents and RS485 MODBUS RTU digital output.

Robust IP66 Protection: Enhanced ABS enclosure with IP66 protection grade for harsh environments.

Customization Services: Offers OEM, ODM, and flexible customization from samples or designs.

Clear LCD Display: 3.2-inch 128*64 LCD screen with adjustable backlight and display rate.

Relay Control Functions: Two settable SPST relays for high/low alarms, temperature, and wash control.

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: ≤7.06h

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.

Product Q&A

Q:What is the warranty period for this controller?

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

Q:What is the measurement range for ammonia nitrogen?

The display range for NH4-N and NH4+ is 0~1000mg/L.

Q:Does the device support data export or communication protocols?

Yes, it features a 2-wire RS485 interface supporting MODBUS RTU protocol.

Q:What are the power supply requirements?

It requires AC 100~240V at 50/60Hz with a power consumption of about 24W.

Q:Is customization available for this product?

Yes, OEM and ODM services are available, including full and minor customization.

Send Inquiry

*To:

Suzhou Delfino Environmental Technology Co., Ltd.

*Content:

0/4000

Supplier replies will be sent to your registered email

Best Quality Online Ammonia Nitrogen Controller Nh4-N Controller Ammonia Nitrogen Analyzer for Inorganic-Organic Wastewater