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Iot Water Solution Digital Dissolved Oxygen Sensor Use for Industrial Water & Wastewater Treatment
US$389.00
1-4 Pieces
US$369.00
5+ Pieces
Product profile
Customization
AvailableAfter-sales Service
ProvidedWarranty
ProvidedModel NO.
BH-485-DORange
0-20mg/LResolution
0.1mg/LPower
12-24VDCAccuracy
<+/-2% 25 DegreeResponse Time
<60s (90% Right Value)Communication
Standard RS485 ModbusTemperature Compensation
PT1000Protection Grade
IP68Transport Package
Carton BoxSpecification
46*45*106cmTrademark
BOQUOrigin
Shanghai, ChinaHS Code
90278099Production Capacity
1500PCS/MonthKey features
Long Distance Transmission: RS485 Modbus RTU output supports cable lengths up to 500 meters.
Real-time Temp Compensation: Built-in PT1000 temperature sensor ensures instant and accurate compensation.
Remote Operation & Calibration: Parameters can be set and calibrated remotely via standard Modbus protocol.
IP68 Waterproof Protection: Housing made of ABS with IP68 protection grade for stable long-term work.
OEM/ODM Customization: Cable length and other parameters can be customized based on user requirements.
Wide Application Range: Suitable for urban sewage, industrial treatment, aquaculture, and environmental monitoring.
Strong Anti-interference: Digital signal output ensures stability and strong resistance to interference.
Company profile

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2014-01-06 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤7.51h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryShanghai Boqu Instrument Co., Ltd. is identified as a China-based manufacturer established in 2007, with 111 employees and operations in Pudong, Shanghai. It produces electrochemical instrumentation and electrodes, including pH, conductivity, dissolved oxygen, turbidity, ion concentration, and flow-measurement products. The supplier reports ISO9001:2015 and ISO14001:2015 certifications, two production lines, a 1,368 m² manufacturing plant, ten years of R&D engineer experience, and six to ten quality-control staff. Its export activity began in 2014, with exports representing 21%–30% of sales. The company states that it provides after-sales service and uses advanced technology and equipment, but the slices do not provide measurable service performance, innovation outputs, customization evidence, or detailed customer case results.
Supplier typeThe supplier is classified as a manufacturer and is described as a professional manufacturer of electrochemical instrumentation and electrodes with R&D, production, and sales capabilities. Its registered address and factory location are both in Pudong, Shanghai, China.
CertificationsThe supplier reports holding ISO9001:2015 and ISO14001:2015 management-system certificates. These explicitly support quality-management and environmental-management certification, although certificate scope or validity details are not provided.
After-Sales capabilityThe company explicitly states that it focuses on after-sales service and offers “perfect after-sales service,” and claims this has helped earn customer and partner trust. However, no service-team size, response-time data, warranty terms, or service records are provided.
Production capacityThe supplier reports a manufacturing plant of 1,368 m², two production lines, six to ten quality-control staff, and ten years of R&D engineer experience. Its product range covers multiple electrochemical instruments and sensors, and it is identified as the manufacturer of listed BOQU products, providing explicit evidence of production capability.
Product Q&A
Q:What is the measurement range for dissolved oxygen?
A:
The measurement range for dissolved oxygen is 0-20.0 mg/L.
Q:What communication protocol does the sensor use?
A:
It uses the standard RS485 Modbus RTU communication protocol.
Q:Can the cable length be customized?
A:
Yes, the cable length can be customized according to user requirements via ODM service.
Q:What is the response time of the sensor?
A:
The response time is less than 60 seconds to reach 90% of the right value.
Q:Is temperature compensation built-in?
A:
Yes, it has a built-in PT1000 temperature sensor for real-time temperature compensation.
Send Inquiry
*To:
Shanghai Boqu Instrument Co., Ltd.
Shanghai Boqu Instrument Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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