What is the warranty period for this hydroponic controller?

The standard warranty period is 1 year.

Is this product customizable?

No, this product is non-customized.

Hydroponic Controller Cod Cr Automatic Online Multi-Parameter Water Quality Analyzer

Name: Hydroponic Controller Cod Cr Automatic Online Multi-Parameter Water Quality Analyzer
Brand: Ningxia Nuoke Yinfeng Intelligent And Technology Co., Ltd.
SKU: 2090327525

Ningxia, ChinaNingxia Nuoke Yinfeng Intelligent And Technology Co., Ltd.

US$9,000.00-9,015.00

1 Piece

Sample price:US$125.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

24 Hours Online Service

Warranty

1 Year

Brand

Nkyf

Customized

Non-Customized

Portable

Measuring Range

10~500mg/L Cod

Precision

Indication Error≤±10%

Working Environment

Recommended Temperature +5~28°c

Power Supply

AC220±10%V, 50±10%Hz, 5A

Method Basis

National Standard GB11914-89

Analog Output

4~20mA

Signal Interface

RS232/RS485

Transport Package

Carton

Specification

150*55*45 cm

Trademark

NKYF

Origin

Ningxia, China

Production Capacity

1000PCS/Month

Key features

Automatic Online Monitoring: Continuous COD analysis with automatic sampling, digestion, and data output capabilities.

Flexible Measurement Time: Minimum 40min cycle; digestion time adjustable from 5 to 120min based on sample needs.

Robust Anti-Corrosion Design: Uses imported PTFE hoses and multi-channel valves for long life and strong corrosion resistance.

Intelligent Self-Diagnosis: Features automatic fault diagnosis, alarm prompts, and automatic reset after power failure.

Data Security & Recovery: Abnormal alarms and power failures do not lose data; automatic discharge of residual reactants.

Low Maintenance Cost: Low failure rate with monthly maintenance taking only ~30min and reduced reagent consumption.

Wide Industrial Application: Suitable for chemical, water treatment, and wastewater industries including electroplating and metallurgy.

Company profile

OEM ServicesProduct CertificationFlexible CustomizationSelf-branded

Ningxia Nuoke Yinfeng Intelligent And Technology Co., Ltd.

Ningxia, 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: 5 Years CertifiedNearest Port: Guangzhou, ShenzhenAverage Response Time: ≤2.81h

AI-Powered supplier vetting

SummaryThe supplier operates across environmental monitoring instruments, gas detector alarm systems, integrated circuits, software, security equipment, machinery, electrical equipment, and related products. It demonstrates broad customization and R&D capabilities, including ODM services, recent new-product development, SDK availability, and OEM service for well-known brands. Quality processes include documented inspection, corrective and preventive action, complaint-handling procedures, and stated quality assurance. Production evidence includes one production line, 2 quality assurance and quality control inspectors in one record, 11–20 quality control staff in another, and annual gas detector alarm system output of 200,000 pieces. The supplier has inventory capability and export-market coverage but lacks a valid manufacturing-capacity contract with related subcontractors, overseas warehouse capability, and overseas showroom capability. No sufficient evidence confirms certifications or specific customer cases.

Supplier typeThe supplier’s stated business scope covers sales and design-related activities for environmental monitoring instruments, gas detector-related products, integrated circuit chips, software, security equipment, machinery, electrical equipment, fire equipment, and other industrial products. The records also indicate that certain activities may require approval or licenses from relevant authorities.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and customer complaint handling, which supports structured service management. However, it has no overseas warehouse capability and no overseas showroom capability, limiting evidence of overseas service infrastructure.

R&D capabilityThe supplier reports new-product development during the past year, ODM service capability, and an available SDK. These records provide explicit evidence of product development and technical integration capability.

Production capacityProduction evidence includes annual output of 200,000 gas detector alarm systems, one production line, inventory capability, documented finished-product inspection instructions, and an off-peak lead time within 15 working days. However, the supplier has no valid contract with its related subcontractors for manufacturing capacity, creating a documented capacity-management weakness.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. The same capabilities are recorded in both R&D and design-service information, strongly supporting broad customization coverage.

Product Q&A

Q:Can I have a sample order to test quality?

Yes, we recommend and welcome sample orders to test and check before placing a bulk order.

Q:Do you offer a guarantee for the products?

Yes, we offer a 1 or 2-year guarantee for the products.

Q:If I order a large quantity, can I get a cheaper price?

We will reduce the price according to the specific quantity and your requirements for the product.

Q:How does your factory handle quality control?

Quality is our priority. Our factory has passed ISO 9001 with annual audits and established procedures to check products at all stages, from raw materials to finished goods.

Q:What is the minimum measurement period for the device?

The minimum measurement period is 40 minutes, but the digestion time can be modified between 5 to 120 minutes.