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do meter
10,000+ factories verified
Shanghai Boqu Instrument Co., Ltd.
19 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Low Cost Dissolved Oxygen Meter Do Sensor Water Measuring Device
US$
85.00
-
9,999.00
1 Piece
(MOQ)
Boqu DOS-1703 Gold Supplier Portable Do Meter with LCD Display in Field Dissolved Oxygen Meter Controller Analyzer
US$
49.00
-
249.00
1 Piece
(MOQ)
Boqu Dog-2082PRO Long Working Life with 4-20mA or RS485 for Drinking Water and Swimming Pool for Do Meter
US$
85.00
-
550.00
1 Piece
(MOQ)
Online Do Dissolved Oxygen Sensor Do Meter Water Price Probe Analyzer Shrimp Farming
US$
85.00
-
550.00
1 Piece
(MOQ)
1/4
Hangzhou Supmea International Trading Co., Ltd.
6 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Supmea Dissolved Oxygen Turbidity Meter Industrial Ec TDS Do Conductivity pH Meter
US$
50.00
-
150.00
1 Piece
(MOQ)
4-20mA pH ORP Do Ec Turbidity Monitoring Multiparameter Water Quality Meter for Wastewater Effluent
US$
2,000.00
-
2,600.00
1 Piece
(MOQ)
4-20mA pH ORP Do Ec Cod Toc Turbidity Multiparameter Water Quality Meter for Wastewater Treatment Plant
US$
1,000.00
-
1,500.00
1 Piece
(MOQ)
Wastewater Treatment Plant Do Meter 4-20mA pH Meter
US$
35.00
-
75.00
1 Piece
(MOQ)
1/4
Shanghai Kuosi Electronic Co., Ltd.
Send Inquiry
RS485 Modbus Water Dissolved Oxygen Digital Do Meter
US$
160.00
-
450.00
1 Piece
(MOQ)
TDS Do Temperature Industrial Online pH Tester Meter
US$
98.00
-
165.00
1 Piece
(MOQ)
Online Fluorescence Do Meter/Dissolved Oxygen Sensor Controller Meter for Water Tester
US$
98.00
-
165.00
1 Piece
(MOQ)
Do Meter Price Test Dissolved Oxygen Measurement Device with Probe
US$
160.00
-
450.00
1 Piece
(MOQ)
1/4
Shenzhen StarWSN Science & Technology Co., Ltd.
10 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Cod Ec pH Do Residual Chlorine Turbidity Ammonia Nitrogen Monitor Station Water Quality Meter
US$
6,200.00
1 Piece
(MOQ)
High Precision Integrated Multi-Parameter Water Quality Sewer Wastewater Monitoring Detector Station Ec pH Do ORP Cod Meters Transducer for Lake River
US$
5,500.00
-
6,200.00
2 Pieces
(MOQ)
Water Quality Float Buoy Monitoring Station Lora RS485 Remote Configurable pH Cod ORP Ec Meter
US$
3,500.00
1 Piece
(MOQ)
2 in 1 Lora Wireless Battery Power RS485 Radar Water Level Monitoring Ultrasonic Flow Meter for Manhole Sewer
US$
2,285.00
-
2,415.00
2 Sets
(MOQ)
1/4
ACREL CO., LTD.
23 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Direct Connect Di/Do Switching Types of DC Energy Meter for Charging Piles and Solar PV Monitor
US$
82.60
-
114.10
1 Piece
(MOQ)
Acrel Smart Multi-Channel Power Meter Adw200-D10-4s 200 Events Record Recording The Action of Di/Do RS485 Communication
US$
275.10
1 Piece
(MOQ)
Acrel Adw210-D36-2s Smart Multi-Channel Power Meter 200 Events Records Recording The Action of Di/Do DIN Rail
US$
249.20
1 Piece
(MOQ)
Multifunction 1-Circuit DC Panel Energy Meter with RS485 Modbus-RTU and 2di/Do
US$
82.60
-
114.10
1 Piece
(MOQ)
1/4
Xi 'an ERUN Environmental Protection Technology Group Co., LTD
12 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Erun-St3 Laboratory Water Quality Testing Equipment, pH Meter, ORP, Do, Conductivity, TDS Meter, Temperature
US$
282.76
1 Piece
(MOQ)
Portable pH, ORP, Conductivity, and Do Water Quality Meter for on-Site Testing
US$
239.49
-
1,127.00
1 Piece
(MOQ)
Portable Water Analyzer Do Meter for Dissolved Oxygen Testing in Municipal Water Erun-Sp9-A5
US$
855.36
-
1,303.25
1 Piece
(MOQ)
Industrial Dissolved Oxygen Do Meter - Rugged Portable Water Analyzer for Wastewater Treatment Plants Erun-Sp9-A5
US$
855.36
-
1,303.25
1 Piece
(MOQ)
1/4
Shanghai Chunye Instrument Technology Co., Ltd.
9 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Handheld Portable Dissolved Oxygen Meter DO Meter
US$
280.00
-
380.00
1 Piece
(MOQ)
Fluorescence DO Meter Online Dissolved Oxygen Analyzer Transmitter Controller
US$
800.00
-
1,200.00
1 Piece
(MOQ)
Online Turbidity Meter with DO for Water Quality and Treatment
US$
311.00
1 Piece
(MOQ)
CE Certified DO Meter Fluorescence Online Dissolved Oxygen Meter Optical Dissolved Oxygen Transmitter Digital RS485 4~20mA Trend Chart History Data
US$
750.00
-
1,000.00
1 Set
(MOQ)
1/4
Shanghai GL Environmental Technology Co., Ltd.
Send Inquiry
Apure Portable Online Dissolved Oxygen Analysis Meter for Aquarium with Do Sensor
US$
162.00
-
450.00
1 Piece
(MOQ)
Cheap Do Sensor Probe Dissolved Oxygen Controller Meter
US$
162.00
-
362.00
1 Piece
(MOQ)
Apure A10 Aquarium Do Sensor Online Dissolved Oxygen Meter
US$
162.00
-
450.00
1 Piece
(MOQ)
RS485 Do Online Dissolved Oxygen Meter
US$
162.00
-
450.00
1 Piece
(MOQ)
1/4
Shanghai Feisuo Industrial Co., Ltd.
12 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Dissolved Oxygen Meter with Atc, 0-40.00 Mg/L Measurement Range Do Meter
US$
64.00
-
74.00
1 Piece
(MOQ)
Dissolved Oxygen Meter with Atc Do Meter with Electrode Filling Fluid and Anaerobic Water Calibration
US$
64.00
-
74.00
1 Piece
(MOQ)
Do Meter Oxygen Analyzer for Pond Aquarium, Portable Dissolved Oxygen Meter in Water, Aquaponics
US$
64.00
-
74.00
1 Piece
(MOQ)
Oxygen Tester for Koi Pond Do Meter for Wastewater Smart Dissolved Oxygen Meter for Aquaculture
US$
64.00
-
74.00
1 Piece
(MOQ)
1/4
Jiangsu Acrel Electrical Manufacturing Co., Ltd.
22 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Adw210 IoT Multi-Circuit Energy Meter Di/Do Switch Function
US$
140.00
-
340.00
1 Piece
(MOQ)
Acrel Apm801 Series Three Phase Networking High Precious Full Electricity Energy Power Meter with Digital Di/Do & Analog Ai/Ao Modular
US$
248.50
-
518.00
1 Piece
(MOQ)
Acrel Apm800 Series Three Phase Networking Full Electricity Energy Power Meter with Di/Do Ai/Ao Modular
US$
248.50
-
518.00
1 Piece
(MOQ)
Multifunction Electrical Meter with Di/Do Ai/Ao Module SD Card
US$
269.50
-
269.51
1 Piece
(MOQ)
1/4
Shandong Renke Control Technology Co., Ltd.
11 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Best Do Sensor Optical Dissolved Oxygen Meter for Fish Tank Ponds Aquaculture
US$
80.00
-
84.00
1 Piece
(MOQ)
Cheap Price Do Sensor Probe Dissolved Oxygen Meters for Wastewater Aquarium
US$
80.00
-
84.00
1 Piece
(MOQ)
Aquaculture Portable Multiparameter Water Quality Meter with pH TDS ORP Ec Do
US$
155.00
-
451.00
1 Piece
(MOQ)
Portable Dissolved Oxygen Tester Analyzer Modbus Digital Do Meter for Water Fish
US$
80.00
-
84.00
1 Piece
(MOQ)
1/4
Beijing Zetron Technology Co., Ltd
8 yrs
·
5.0
·
Trading Company
Send Inquiry
CD100 Benchtop Cond/Do Meter
US$
200.00
-
1,000.00
1 Piece
(MOQ)
Ec10 Easy-to-Use pH/Cond/Do Meter for Industrial Applications
US$
200.00
-
1,000.00
1 Piece
(MOQ)
PCD100t Benchtop pH/Mv/Conductivity/Do Meter for Water Quality Testing
US$
100.00
-
2,000.00
1 Piece
(MOQ)
Pd10 Professional pH/Do Meter for Laboratory and Field Applications
US$
200.00
-
1,000.00
1 Piece
(MOQ)
1/4
SKZ International Co., Ltd.
5.0
Send Inquiry
Do500t Dissolved Oxygen Digital Do Meter ORP Tester Water Online Dissolved Analyzeroxygen Sensor Meter for Water Quality Measurement
US$
524.40
-
874.00
1 Piece
(MOQ)
Benchtop Digital Do Testing Conductivity Dissolved Oxygen Meter
US$
600.00
1 Piece
(MOQ)
M500t - a Automatic Multi - Function TDS Ec Do pH Multipara Meter for Drinking Labs Industries Water Quality Probe
US$
1,023.00
-
1,136.00
1 Piece
(MOQ)
Do511t Portable Dissolved Oxygen Meter 4.3-Inch Color High-Contrast LCD Touchscreen Smart Optical Do Meter for Aquaculture with Multi-Reading, Auto-Compensati
US$
524.50
-
1,049.00
1 Piece
(MOQ)
1/4
Hangzhou West Tune Trading Co., Limited
Send Inquiry
Bante904-Cn Lab Multiparameter Conductivity/ TDS/ Do Water Quality Meter
US$
470.00
-
540.00
1 Piece
(MOQ)
Doscan10 Lab LCD Display Pen Type Dissolved Oxygen Do Meter
US$
235.00
-
295.00
1 set
(MOQ)
Ls-100ld 100L Industry Vertical Pressure Autoclave with LED Display
US$
1,350.00
-
1,600.00
1 Set
(MOQ)
2021 Hot Sale A180/181 Professional Do/BOD/Our/Sour Meter
US$
429.45
-
463.13
1 Piece
(MOQ)
1/4
Suzhou Delfino Environmental Technology Co., Ltd.
11 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
RS485 Online Equipment Ec/Do/Turbidity/Cod/pH/ORP Meter for Water Supply Systems
US$
249.00
-
290.00
1 Piece
(MOQ)
Industrial Equipment Ec/Do/Turbidity/Cod/pH/ORP Meter for Ultra Pure Water
US$
249.00
-
290.00
1 Piece
(MOQ)
Do Meter Transmitter for Water Treatment
US$
191.00
-
223.00
1 Piece
(MOQ)
Hot Sale Digital Online Dissolved Oxygen Sensor for Freshwater Aquaculture
Negotiable
1 Piece
(MOQ)
1/4
Shanghai Boqu Instrument Co., Ltd.
19 yrs
·
Manufacturer/Factory
Send Inquiry
Dds-1702 Portable Conductivity Analyzer Portable Cond/pH/ Do Meter
Negotiable
10 Pieces
(MOQ)
Portable Dissolved Oxygen Analyzer Portable Do Meter
Negotiable
10 Pieces
(MOQ)
Phs-1701 Portable pH Meter Cheap pH Meter Portable Conductivity/ pH/ Do Meter
Negotiable
10 Pieces
(MOQ)
Multiparameter pH/Temp/TDS/Do/Turbidity Meter (DCSG-2099)
US$
1.00
-
6,000.00
1 Piece
(MOQ)
1/4
Shanghai Yoke Instrument Co., Ltd.
Send Inquiry
P914 Benchtop Dissolved Oxygen Do Meter
US$
349.00
-
450.00
1 Piece
(MOQ)
P717 Multiparameter pH/TDS/Sal/Res/Do Meter
US$
571.00
-
596.00
1 Piece
(MOQ)
P8 Series pH/Ec/Do/Ion Meter, Portable pH/TDS Meter for Water Quality Analysis
US$
450.00
1 Piece
(MOQ)
High Quality pH/Dissolved Oxygen (DO) Meter Touch Screen
Negotiable
1 Piece
(MOQ)
1/4
Henan Bingsheng Industrial Co., Ltd.
8 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Compact Dissolved Oxygen Analyzer for Fish Pond Management Smart Do Meter
US$
539.00
-
550.00
2 Pieces
(MOQ)
Precision CE Portable Ec/Do Meter for Milk and Water Quality
US$
566.00
-
575.00
2 Pieces
(MOQ)
Do10 Portable Water Quality Meter Digital Large Backlit LCD Display Do Meter IP57 Waterproof
US$
490.00
-
500.00
2 Pieces
(MOQ)
Reliable Do Meter for Accurate Laboratory Oxygen Testing
US$
490.00
-
500.00
2 Pieces
(MOQ)
1/4
Zhengzhou Laboao Instrument Equipment Co., Ltd.
Send Inquiry
Laboao Benchtop Conductivity Meter Ldo100 Benchtop Do Meter
US$
614.80
-
814.80
1 Piece
(MOQ)
Laboao OEM Bottom Magnetic Stirring Microcarrier Cell Culture Bioreactor
US$
35,000.00
-
45,000.00
1 Piece
(MOQ)
Laboao Aquaculture Water Optical Portable Dissolved Oxygen Do Meter
US$
790.00
-
1,050.00
1 Piece
(MOQ)
Laboao Lpd100t Benchtop Automatic Touch Screen pH and Mv and Do Meter
US$
1,200.00
-
1,400.00
1 Piece
(MOQ)
1/4
NANBEI INSTRUMENT LIMITED
5.0
Send Inquiry
Nanbei Instruments Lab pH Ec TDS Do Conductivity ORP Temp. Multiparameter Water Test Meter
US$
600.00
-
700.00
1 Piece
(MOQ)
pH/Ec/ISE/Do/Temp. (mV/pX/Resistivity/TDS/Sal. /DO Saturation) Meter
US$
650.00
-
765.00
1 Set
(MOQ)
Nanbei Instruments Digital 5 in 1 pH Do Ec TDS Temp Meter Multi-Parameter Water Quality Analyzer
US$
800.00
-
1,100.00
1 Piece
(MOQ)
Touchscreen Digital LCD Do Saturation Dissolved Oxygen Meter
US$
680.00
-
768.00
1 Piece
(MOQ)
1/4
Atech Sensor Co., Ltd
5.0
Send Inquiry
Multiparameter Water Quality Meter Do pH ORP Ec TDS Water Tester Meter
US$
419.00
-
519.00
1 Piece
(MOQ)
Polarographic Dissolved Oxygen Meter Do Electrode Controller Dissolved Oxygen Detector
US$
242.00
-
355.00
1 Piece
(MOQ)
Digital Online Do Dissolved Oxygen Analyzer Controller Meter
US$
779.50
-
849.50
1 Piece
(MOQ)
Portable Dissolved Oxygen Analyzer Portable Do Meter
US$
276.00
-
379.00
9 Pieces
(MOQ)
1/4
Qingdao Shengzeyun Experimental Equipment Co., Ltd.
4.0
Send Inquiry
Single Parameter Portable Electronic Color Screen Meter ORP Cond Do Meters for Testing and Analyzing
US$
284.00
-
419.00
1 Piece
(MOQ)
CE Single Parameter Portable Electronic Color Screen Metercond Do Meters for Testing and Analyzing
US$
284.80
-
426.00
1 Piece
(MOQ)
Electronic Color Screen Meter ORP Cond Do Meters for Electric Testing and Analyzing
US$
312.00
-
389.00
1 Piece
(MOQ)
CE Single Parameter Portable Electronic Color Screen Meter ORP Meter for Testing and Analyzing
US$
285.00
-
366.00
1 Piece
(MOQ)
1/4
Shanghai Haiker Environmental Protection Equipment Co., Ltd
5 yrs
·
5.0
·
Trading Company
Send Inquiry
Do400f Manual Salinity Compensation Hand-Held Dissolved Dissolved Oxygen Meter Do/Temp (DO Saturation) Do Meter
US$
423.74
-
564.98
1 sets
(MOQ)
Do511t Portable Dissolved Oxygen Meter, Aquaculture Water Optical Portable Dissolved Oxygen Do Meter
US$
1,288.41
-
1,982.24
1 sets
(MOQ)
D0600L Commonly Used Benchtop Dissolved Oxygen Meter Portable Do Meter Oxygen Meter in Lab
US$
662.38
-
800.38
1 sets
(MOQ)
M600L Benchtop Multi-Parameter Analyzer pH/Ec/ISE/Do/Temp (mV/ORP/pX/Resistivity/TDS/ Sal) Meter
US$
1,288.03
-
1,783.41
1 sets
(MOQ)
1/4
Infitek Co., Ltd.
Send Inquiry
Infitek Laboratory Economical Benchtop Dissolved Oxygen Meter / Do Meter
US$
469.00
1 Piece
(MOQ)
Infitek IP65 Waterproof Portable Dissolved Oxygen Meter/ Do Meter with FDA Approved
US$
295.00
1 Piece
(MOQ)
Infitek Benchtop Dissolved Oxygen Meter/ Do Meter with Intelligent Operation System
US$
948.00
1 Piece
(MOQ)
Infitek CE Approved pH Ion Conductivity Do Portable Multi-Parameter Water Quality Meter
US$
1,749.00
1 Piece
(MOQ)
1/3
Guangzhou Yueshen Medical Equipment Co., Ltd.
Send Inquiry
Medical Equipment Multi-Parameter Water Quality Analyzer pH ORP Conductivity Do Meter
Negotiable
1 Piece
(MOQ)
Yste-Dpcd10 Medical Equipment pH ORP Do Handheld Conductivity Meter Water Portable Multiparameter Water Quality Meter
Negotiable
1 Set
(MOQ)
Yste-Dpcd100 Benchtop Multi-Parameter Real Time Water Quality Monitoring pH ORP Do Professional Conductivity Meter
Negotiable
1 Set
(MOQ)
Medical Equipment Portable Multi-Parameter Water Quality Analyzer pH ORP Do Meter
Negotiable
1 Piece
(MOQ)
1/4
Guangzhou Ysenmed Equipment Co., Ltd.
10 yrs
·
5.0
·
Trading Company
Send Inquiry
Yste-Ddo10o Water Treatment Portable Optical Type Do Meter/Dissolved Oxygen Tester
US$
639.00
-
658.00
1 Piece
(MOQ)
Yste-Dpc1 Plus Portable Do Meter Pocket Bluetooth pH & Conductivity Meter
US$
109.00
-
159.00
1 Piece
(MOQ)
Yste-Dpd100t Benchtop Touch Screen Multi-Parameter Water Quality Analyzer pH ORP Do Meter/Tester
US$
605.00
-
699.00
1 Piece
(MOQ)
Yste-Dpcd10 Portable Multi-Parameter Water Quality Analyzer pH ORP Conductivity Do Meter
US$
583.00
-
688.00
1 Piece
(MOQ)
1/4
Zhengzhou Bioda Instrument Co., Ltd.
Send Inquiry
7 In1 Digital Water Quality Meter High-Precision pH, TDS, Ec, Do, ORP, Ion & Temperature Analyzer for Lab, Industrial & Environmental Testing
US$
603.00
-
789.00
1 Piece
(MOQ)
Multiparameter Water Tester Portable Water Quality Meter with pH, Do, TDS, Probes
US$
556.00
-
700.00
1 Piece
(MOQ)
Nitrate Calcium Potassium Ion Meter pH Ec Do Salinity TDS 7 in 1 Handheld Water Analyzer Price
US$
646.00
-
827.00
1 Piece
(MOQ)
Waterproof Portable Dissolved Oxygen Meter Handheld Optical Sensor Fish Farming Aquaculture Do Tester
US$
375.00
-
490.00
1 Piece
(MOQ)
1/4
Henan Aoda Instrument Equipment Co.,Ltd
Send Inquiry
Aoda Do10 Portable Polarographic Do Probe Automatic Temperature Compensation Do Meter
US$
500.00
-
700.00
1 Set
(MOQ)
up to 6 Calibration 0.002 pH High Precision Laboratory Atc Water pH Conductivity Ion Do Meter
US$
850.00
-
1,500.00
1 Set
(MOQ)
Aoda M300f Tabletop pH Conductivity Do Ions Multi-Functional Water Quality Meter
US$
600.00
-
1,500.00
1 Set
(MOQ)
Aoda Do210e Hot Selling Ecomonic Portable Dissolved Oxygen Do Meter
US$
200.00
-
350.00
1 Set
(MOQ)
1/4
Suzhou Yosemite Technologies Ltd.
13 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Portable Handheld Multi-Parameter Meter (DO, Turbidity, pH, Conductivity, temperature)
US$
2,000.00
-
2,500.00
1 Piece
(MOQ)
Dissolved Oxygen Meter Handheld Do Meter
Negotiable
1 Piece
(MOQ)
Portable Dissolved Oxygen Meter for Aquaculture Handheld Do Meter
Negotiable
1 Piece
(MOQ)
Yosemitech Y600-a&Y507-a Portable Dissolved Oxygen Meter
Negotiable
1 Piece
(MOQ)
1/4
JIDE LTD
6 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Online Multiparameter Water Quality Meter pH Ec TDS ORP Do Turbidity Ammonia Cod Meter Jdempa-4s
US$
3,060.00
1 Piece
(MOQ)
Stainless Steel RS485 Output Fluorescence Dissolved Oxygen Sensor Do Sensor Do Meter for Wastewater Treatment Osa-Fdo
US$
572.00
1 Piece
(MOQ)
RS485 Output Fluorescence Dissolved Oxygen Sensor Do Sensor Do Meter for Aquaculture Fish Pond Treatment Eca-Fdo
US$
248.00
1 Piece
(MOQ)
Do Dissolved Oxygen Sensor for Aquaculture and Wastewater Do Dissolved Oxygen Meter
US$
370.00
1 Piece
(MOQ)
1/4
1
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