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Modbus pH Sensor 0-14pH for Real-Time Water Analysis Solutions
US$90.00
1-49 Pieces
US$86.00
50-99 Pieces
US$69.00
100+ Pieces
Product profile
After-sales Service
AvaliableWarranty
1 YearDisplay
SensorModel NO.
RK500-12A1Portable
PortableAppliance
ElectrochemistryCertification
CEMeasurement Principle
ElectrochemistryRange
0-14pHSupply
7-30VDC(Power Consumption<0.2W)Accuracy
±0.05pHCable Length
5mMaterial
PC+ABSOperation Temperature
0-60℃Working Pressure
0.6MPaElectrical Connection
Direct CableApplication
Conventional Water, Sewage, Nutrient Solution, etcResponse Time
10 Seconds (98% Flowing Liquid)Temperature Compensation
Thermal ResistanceOutput
RS485 & 4-20mADimensions
φ12.0 X 170.0Ingress Protection
IP68Transport Package
1 Piece Per BoxSpecification
12.0 x 170.0mmTrademark
RikaOrigin
ChinaProduction Capacity
10000PC/MonthKey features
Wide pH Measurement Range: Accurately measures pH levels from 0 to 14 for diverse water analysis needs.
Fast Response Time: Provides stable results in just 10 seconds with 98% response in flowing liquid.
Dual Output Interface: Supports both RS485 and 4-20mA outputs for flexible system integration.
Robust IP68 Protection: Fully waterproof and dustproof design suitable for harsh industrial environments.
Wide Power Supply Range: Operates efficiently on a voltage range of 7-30VDC with low power consumption.
Advanced Temperature Compensation: Features thermal resistance compensation for stable performance across temperatures.
Durable PC+ABS Material: Constructed with high-quality PC+ABS for long service life and anti-hydrolysis.
Company profile

Hunan Rika Electronic Tech Co., Ltd.Hunan, China
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 10 Years CertifiedNearest Port: Shenzhen Port,Guangzhou Port.Average Response Time: ≤3.34h
AI-Powered supplier vetting
SummaryHUNAN RIKA ELECTRONIC TECH CO., LTD. demonstrates established export activity, documented quality management, customization and R&D capabilities, and experience supplying products internationally. It reports ISO9001:2015 certification, 11 years of total R&D engineer experience, 11–20 quality-control staff, five production lines, ODM/OEM services, SDK availability, and new products developed within the past year. The supplier has exported for eight years and states that products have reached more than 100 countries and regions. Its service processes include written procedures, records, inspection instructions, and corrective/preventive action procedures. However, it does not provide 3D software design services, has no overseas warehouse or showroom, and lacks a valid contract with related subcontractors for manufacturing capacity. Financial information is present but is not assessed here because monetary figures are excluded.
Supplier typeThe supplier is identified as HUNAN RIKA ELECTRONIC TECH CO., LTD. Its stated business scope includes electronic product sales, energy-storage and solar-power technology services, agricultural management, and import/export activities; the investigated product is a paste-type temperature sensor.
CertificationsThe supplier explicitly reports holding an ISO9001:2015 certificate. This provides direct evidence of a certified quality-management system, although no other certifications are identified in the provided slices.
After-Sales capabilityThe supplier states that it provides after-sales service and technical support, while service capability is supported by written procedures, followed records, approved-supplier controls, and corrective/preventive-action procedures. It also reports no overseas warehouse or overseas showroom, which limits localized overseas service infrastructure.
R&D capabilityThe supplier reports 11 years of total R&D engineer experience, new products within the past year, ODM capability, OEM service for known brands, and an available SDK. These are direct indicators of active product development and technical integration capability.
Production capacityThe supplier operates five production lines, has 11–20 quality-control staff, maintains uniformly followed finished-product inspection instructions, and reports in-stock capability. However, it has no valid contract with related subcontractors for manufacturing capacity, so subcontracting governance is a stated weakness.
Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, in addition to ODM and OEM services. It does not provide 3D software design services, but this limitation does not negate the broad stated customization scope.
Client casesThe supplier states that its products have been exported to more than 100 countries and regions, including Germany, Spain, Russia, Malaysia, Thailand, Japan, South Korea, and India. One associated buyer, MEATECH SOLUTIONS LLP, is listed for the investigated temperature sensor; no broader customer project details or independently verified case studies are provided.
Product Q&A
Q:Are you the final manufacturer?
A:
Yes, we are a SENSOR manufacturer and exporter in China with over 10 years of experience, certified by SGS.
Q:Do you offer OEM service?
A:
Yes, we offer OEM services and can design logo markings. Minimum order: 10 pcs.
Q:Do you offer free samples?
A:
Sorry, we do not offer free samples.
Q:What payment methods do you accept?
A:
We accept T/T, PayPal, and Western Union.
Q:What is your delivery time?
A:
Delivery is 6-8 working days post-payment. Orders over 100 pcs require an extra 3-5 days.
Send Inquiry
*To:
Hunan Rika Electronic Tech Co., Ltd.
Hunan Rika Electronic Tech Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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