What is the response time of the sensor?

The response time is 2 minutes (at 90% response, 20 degrees Centigrade).

What is the polarization time required?

The polarization time is 60 minutes.

What is the calibration interval?

The calibration interval is greater than 60 days.

Boqu Dog-209fa Dissolved Oxygen Electrode

Name: Boqu Dog-209fa Dissolved Oxygen Electrode
Brand: Shanghai Boqu Instrument Co., Ltd.
SKU: 1929812185

Shanghai, ChinaShanghai Boqu Instrument Co., Ltd.

Negotiable

1 Piece

Product profile

Customization

Available

After-sales Service

Support

Warranty

1year

Model NO.

DOG-209FA

Model

Dog-209fa

Product

Dissolved Oxygen Sensor

Usage

Water Treatment

Transport Package

PP Bag, Carton

Specification

CE, SGS, ISO

Trademark

Boqu

Origin

Shanghai

HS Code

9027809900

Production Capacity

60000PCS/Year

Key features

High Stability Design: Features grit mesh metal membrane for high stability and stress resistance in harsh environments.

Wide Application Scope: Suitable for urban sewage, industrial wastewater, aquaculture, and environmental monitoring.

Direct Digital Output: Equipped with USB connector and RS485 output for direct connection to computer or PLC.

Pressure Resistant: Ultra resistant to pressure up to 0.6Mpa with imported grit mesh metal membrane.

Long Sensor Life: Designed for a sensor life exceeding 2 years with low maintenance volume.

Flexible Material Options: Electrode shell available in PVC or 316L stainless steel to suit different needs.

Low Drift Rate: Features a drift rate of less than 2% per month for stable long-term performance.

Company profile

Shanghai Boqu Instrument Co., Ltd.

Shanghai, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2014-01-06 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤6.84h 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.