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about do controller
Technological Innovation
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do controller
6,000+ factories verified
Shanghai Boqu Instrument Co., Ltd.
19 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Boqu Dog-2082ys Hot Sell Dissolved Oxygen Measurement in Water Treatment Factory Do Controller
US$
85.00
-
550.00
1 Piece
(MOQ)
Boqu Dcsg-2099 Online Analyzer pH Ec Do Residual Chlorine Turbidity Multiparameter Water Controller with RS485 Integrated Drainage System Analyzer
US$
1,000.00
-
9,999.00
1 Piece
(MOQ)
Industrial Optical Digital Dissolved Oxygen Sensor Online Water Quality Do Controller Do Probe
US$
85.00
-
550.00
1 Piece
(MOQ)
Boqu Dog-2092PRO Water Dissolved Oxygen Transmitter Calibration for Ground Water Do Controller
US$
85.00
-
550.00
1 Piece
(MOQ)
1/4
Changsha Supmeter Technological Co., Ltd.
21 yrs
·
5.0
·
Manufacturer/Factory
Send Inquiry
Supmeter Ration Weighing Bagging Controller Bst106-M10[Al] with Definable Di Do Ao
US$
269.00
-
285.30
1 Piece
(MOQ)
Supmeter Dual Scales Bag Packaging Machine Weight Controller with Definable Di Do Ao COM Port for 5-50kg Rice/Sugar Packaging Machinery
US$
283.00
-
315.00
1 Piece
(MOQ)
Touch Screen Analog Output Belt Scale Controller with 3 Di and 4 Do, Belt Weighing Scale with Modbus RTU
US$
520.00
-
570.00
1 Piece
(MOQ)
Supmeter Touch Screen Hopper Packing Scale Weighing Controller with Definable Di Do Ao Communication Port
US$
283.00
-
315.00
1 Piece
(MOQ)
1/4
Suzhou Delfino Environmental Technology Co., Ltd.
11 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Professional Industrial pH, ORP, Conductivity Do Multiparameter Controller for Water Treatment
US$
249.00
-
290.00
1 Piece
(MOQ)
Customized Four/Three/Two Multi Parameters Controller Ec/Do/Tu/Cod/pH/ORP with Free Mounting Accessories
US$
259.00
-
329.00
1 Piece
(MOQ)
Do Controller RS485 Online Dissolved Oxygen Controller IP66 for Wastewater
US$
199.00
-
232.00
1 Piece
(MOQ)
High Accuracy ABS IP66 RS485 Online Do Tester Dissolved Oxygen Controller for Treating Coal Chemical Wastewater
US$
191.00
-
223.00
1 Piece
(MOQ)
1/4
JIDE LTD
6 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
OEM Online Industrial pH/ ORP/ Ec/ TDS/ Conductivity/ Do/ Turbidity Controller with High/Low Alarms Wq1000
US$
100.00
-
120.00
1 Piece
(MOQ)
Jide Multi-Parameter Industrial Touchscreen Controller Transmitter Can Connect 2 to 8 Sensors pH Ec ORP Do Turbidity Cod Nh4 Sensor
US$
676.00
-
696.00
1 Piece
(MOQ)
Wholesale Price Industrial Pid Dual Channel Controller Transmitter for pH ORP Ec Conductivity TDS Do Turbidity Sensor for Water Treatment
US$
169.00
-
189.00
1 Piece
(MOQ)
Online Multi-Parameter Water Quality Monitoring System Residual Chlorine pH ORP TDS Conductivity Turbidity Do Sensor for Drinking Water and Swimming Pool
US$
1,999.00
1 Piece
(MOQ)
1/4
Shanghai GL Environmental Technology Co., Ltd.
Send Inquiry
Apure Dissolved Oxygen Controller for Sewage Treatment with Do Sensor (A10)
US$
162.00
-
450.00
1 Piece
(MOQ)
Cheap Aquarium Do Online Dissolved Oxygen Controller
US$
162.00
-
450.00
1 Piece
(MOQ)
Water Treatment Do Ec Orp pH Water Quality Analysis Instrument
US$
98.00
-
165.00
1 Piece
(MOQ)
Apure pH Ec Orp Do Water Analysis Instrument
US$
98.00
-
165.00
1 Piece
(MOQ)
1/4
Suzhou Yosemite Technologies Ltd.
13 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Online RS-485 Dissolved Oxygen Controller Dual-Channel Transmitter Do Analyzer
Negotiable
1 Piece
(MOQ)
Online Dissolved Oxygen Controller Do Transmitter
Negotiable
1 Piece
(MOQ)
Online Dual-Channel Transmitter Dual-Channel Controller
Negotiable
1 Piece
(MOQ)
Dual-Channel Transmitter Online Dissolved Oxygen Transmitter
Negotiable
1 Piece
(MOQ)
1/4
Shandong Potensi International Trading Co., Ltd.
7 yrs
·
Trading Company
Send Inquiry
Hot-Selling Best-Selling Popular Door Controller Do 3000X Hba24360g10
US$
200.00
-
220.00
1 Piece
(MOQ)
Efficient Elevator Components Door Controller Do 3000X Hba24360g10 for Enhanced Safety
US$
165.00
2 Pieces
(MOQ)
Sjec Escalator Energy-Saving Magnet Controller Zds50/10-30j Efficient Drive Control Module
US$
145.00
-
158.00
1 Piece
(MOQ)
Factory Direct Elevator Door Controller Bg211-Dz21c Lift Spare Part
US$
185.00
-
200.00
1 Piece
(MOQ)
1/4
Shanghai Kuosi Electronic Co., Ltd.
Send Inquiry
Cheap Aquarium Do Online Dissolved Oxygen Controller
US$
160.00
-
450.00
1 Piece
(MOQ)
TDS Do Temperature Industrial Online pH Tester Meter
US$
98.00
-
165.00
1 Piece
(MOQ)
Apure pH Ec ORP Do Water Analysis Instrument
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)
1/4
Beijing Zhongping Technology Co., Ltd.
10 yrs
·
5.0
·
Trading Company
Send Inquiry
Kinco K606-24dt PLC 24-Do 24V DC Programmable Logic Controller
US$
50.00
-
1,000.00
1 Piece
(MOQ)
Delta Dvp16sp11t Industrial Programmable Logic Controller
US$
50.00
-
1,000.00
1 Piece
(MOQ)
Siemens 6ED1052-2fb08-0ba2 PLC Control Panel Programmable Logic Controller
Negotiable
1 Piece
(MOQ)
Idec Ruseries USB Relay Controller for PC-Based Automation
Negotiable
1 Piece
(MOQ)
1/4
BGT Technology(Beijing) Co., Ltd.
5.0
Send Inquiry
RS485 Output Online Display Controller for Water Quality Monitoring pH Ec Do TDS ORP Cod Turbidity Sensor Analyzer
US$
265.00
-
315.00
1 Piece
(MOQ)
Conductivity TDS Meter Online Conductivity Meter with Sensor Probe Water Conductivity Controller Ec Sensor Electrode
US$
239.99
-
279.99
1 Piece
(MOQ)
High Stability pH Probe OEM Customization Lab/Drinking Water Monitoring
US$
182.50
-
214.50
1 Piece
(MOQ)
Smart Lab/Drinking Water Online Water pH Sensor
US$
121.99
-
142.99
1 Piece
(MOQ)
1/4
Hefei Siko Instruments Co., Ltd.
5.0
Send Inquiry
High Quality Industrial Submersible Online Dissolved Oxygen Meter Do Controller
US$
240.00
-
400.00
2 Pieces
(MOQ)
12-in-1 Multiparameter Water Quality Analyzer pH Ec Do TDS Cod Turbidity Chlorine Sensor
US$
1,000.00
-
1,200.00
2 Pieces
(MOQ)
Factory High Accuracy Online Industry Digital Aquarium Dissolved Oxygen Sensor Meter
US$
240.00
-
400.00
2 Pieces
(MOQ)
Adjustable Explosion-Proof Industrial Two Relay Intelligent Temperature Controller for Oil Water
US$
100.00
-
120.00
2 Pieces
(MOQ)
1/4
JINAN BESTAR INC.
21 yrs
·
5.0
·
Trading Company
Send Inquiry
Refrigeration Unit Digital Controller Digital Switch Temperature Controller
US$
7.50
-
7.90
100 Pieces
(MOQ)
etc-961 Digital Thermostat Digital Temperature Controller
US$
8.50
-
8.90
100 Pieces
(MOQ)
Refrigeration Thermostat Freezer Digital Temperature Controller
US$
8.50
-
8.90
100 Pieces
(MOQ)
Digital Thermostat LCD Display Temperature Controller
US$
7.00
-
10.00
50 Pieces
(MOQ)
1/4
Zhengzhou Freshliance Electronics Corp., Ltd
11 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Tagplus-Th Temperature Controller Transmitter for Precise Humidity and Temperature Control
US$
8.80
-
12.00
10 Pieces
(MOQ)
Tagplus-Th Temperature Humidity Controller Transmitter for Cold Chain Transport Solutions
US$
8.80
-
12.00
10 Pieces
(MOQ)
Tagplus-Th Temperature Humidity Controller Transmitter with LCD for Cold Chain Applications
US$
8.80
-
12.00
10 Pieces
(MOQ)
Tagplus-Th Reprogrammable Data Logger for Precise Temperature and Humidity Control
US$
8.80
-
12.00
10 Pieces
(MOQ)
1/4
BAOJI XINGYUTENG MEASURE AND CONTROL INSTRUMENTS CO., LTD.
5.0
Send Inquiry
24V Intelligent Pressure Switch Controller with LED Digital Display
US$
70.00
-
79.00
10 Pieces
(MOQ)
LED Display Relay Output Digital Boiler Pressure Controller
US$
70.00
-
79.00
10 Pieces
(MOQ)
-0.1~100MPa Stainless Steel Two Lines Control Relay Output Intelligent Pressure Switch
US$
70.00
-
80.00
1 Piece
(MOQ)
All Digital Stainless Steel Intelligent Pressure Transmitter Which Easy to Operate and Adjust
US$
75.00
-
80.00
1 Piece
(MOQ)
1/4
Shenzhen Jutai Comm Co., Ltd.
14 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Anti-Clone Rolling Code Remote Control Gate Receiver Controller
US$
28.00
-
40.00
1 Set
(MOQ)
Gate Opener Receiver Controller with Wiegand Output
US$
32.00
-
45.00
1 Piece
(MOQ)
Intelligent Traffic Signal Light Controller for Efficient Car Parking
US$
150.00
-
200.00
1 Piece
(MOQ)
Long Range Passive RFID Reader for Secure Vehicle Entry
US$
209.00
-
239.00
1 Piece
(MOQ)
1/4
Nanjing Decowell Automation Co., Ltd.
10 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
High-Performance PLC Controller with All-in-One Bus I/O Module for Industrial Automation
US$
96.04
-
137.20
1 Piece
(MOQ)
Expansion Remote IO Module with DeviceNet for Temperature, DI DO and AI AO
US$
45.00
-
249.00
1 Piece
(MOQ)
Expansion Remote IO Module with EtherCAT for Temperature, DI DO and AI AO
US$
45.00
-
249.00
1 Piece
(MOQ)
Modbus TCP Space-Saving I/O Module with DI DO Selection
US$
90.28
1 Piece
(MOQ)
1/4
Jiangsu Acrel Electrical Manufacturing Co., Ltd.
22 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Acrel Ard3 Intelligent Motor Protection Controller
US$
210.00
-
646.00
1 Piece
(MOQ)
Acrel Ard2 Motor Protection Controller for Low-Voltage Motor Circuits
US$
81.00
-
108.00
1 Piece
(MOQ)
Multifunction Electronic Motor Protector and Controller
US$
215.40
-
646.20
1 Piece
(MOQ)
Low Voltage Motor Protection Relay Controller
US$
94.80
-
646.00
1 Piece
(MOQ)
1/4
Tianjin Shiny-Metals Technology Co., Ltd.
Send Inquiry
PLC Trainer Kit ABB PLC PAC and Dedicated Controllers Ai895 Ao895 Ai810 Do810 Wholesale Chinese PLC Controller
US$
80.00
-
600.00
1 Piece
(MOQ)
Schnei. Der Compact HMI 6.0.1 Expansion Gold Seller USB Programming Cable TM221c40r for Mitsubishi PLC Smart Controller
US$
300.00
-
600.00
1 Piece
(MOQ)
100% New Original Schneider M340 CPU Input Output Modules Bmxp342020 Bmxddo1602 Bmxddi1602 Contactors Circuit Breaker
US$
80.00
-
600.00
1 Piece
(MOQ)
Hot Sale Original ABB S. Chneider Sieme. Ns 10W Touch Panel Hmiet6500 Human Machine Interface Touch Screen Industrial Control PLC
US$
300.00
-
600.00
1 Piece
(MOQ)
1/4
Dongguan Nanxus Information Technology Co., Ltd
Send Inquiry
Temi2502 Digital Thermostat Humidity Controller
US$
1,000.00
-
2,000.00
1 Piece
(MOQ)
Temi2702 Digital Thermal Expansion Valve and Humidity Controller Unit
US$
1,000.00
-
2,000.00
1 Piece
(MOQ)
Temi990 Multi-Layer Vacuum Pressure Controller
US$
1,000.00
-
2,000.00
1 Piece
(MOQ)
Temi2702 Electronic Expansion Valve Controller/Temperature and Humidity Controller
US$
1,000.00
-
2,000.00
1 Piece
(MOQ)
1/4
BNSENS Co., Ltd.
5.0
Send Inquiry
Honeywell R7428A1006 Temperature and Humidity Controller
US$
1.00
-
699.00
1 Piece
(MOQ)
Honeywell P906C2004 Proportional Differential Pressure Controllers P906C Seires
US$
1.00
-
699.00
1 Piece
(MOQ)
Honeywell Resideo L4006A 1017 Aquastat@ Controllers L4006A,B,E.H L4006A1017
US$
1.00
-
189.00
1 Piece
(MOQ)
Honeywell L4079A1050/U, L4079B1033/U, L4079B1041/U, L4079B1066/U, L4079A, B, W PressureTrol® Limit Control
US$
1.00
-
799.00
1 Piece
(MOQ)
1/4
Shenzhen Nordson Electronic Co., Ltd.
4.7
Send Inquiry
Single Metal Door Controller with Keypad and Card Reader with Huge Storage Capacity.
US$
27.50
-
31.50
1 Piece
(MOQ)
125kHz RFID Standalone Touch Screen Keypad Access Control System Products with Wiegand Signal
US$
14.00
-
18.90
1 Piece
(MOQ)
Waterproof IP68 Wiegand Ouput Metal Single Door RFID Access Control with Luminous Keypad
US$
20.00
-
24.50
1 Piece
(MOQ)
Standalone Management Card Metal Shell Touch Screen Weigand Access Controller with 1 Reader
US$
22.00
-
28.00
1 Piece
(MOQ)
1/4
Hunan Rika Electronic Tech Co., Ltd.
10 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Advanced Rika Rk500-04 Water Treatment Do Probe Controller Sensor
US$
248.00
1 Piece
(MOQ)
Reliable Underwater Do Dissolved Oxygen Probe Transitter for Liquid
US$
248.00
1 Piece
(MOQ)
Multi-Protocol Data Logger Communication Unit Converter (RS485/RS232/Ethernet)
US$
399.00
-
499.00
1 Piece
(MOQ)
Intelligent RS485 Do Dissolved Oxygen Probe for Aquaculture Monitoring
US$
248.00
1 Piece
(MOQ)
1/4
Shanghai Boqu Instrument Co., Ltd.
19 yrs
·
Manufacturer/Factory
Send Inquiry
Optical Do Controller 0-20mg/L
Negotiable
1 Piece
(MOQ)
Portable Cond Meter Factory Supply Conductivity Controller
Negotiable
10 Pieces
(MOQ)
Dissolved Oxygen Controller for Power Plant /Fish Farm
US$
569.00
-
599.00
1 Piece
(MOQ)
Online Dissolved Oxygen Meter Factory Supply RS485 Controller
Negotiable
1 Set
(MOQ)
1/4
Jinhua SunMaster Solar Co., Ltd.
16 yrs
·
Manufacturer/Factory
Send Inquiry
IP65 Water Proof LED Retrofit Solar Street Light Charge Controller
US$
20.00
-
400.00
1 Piece
(MOQ)
Green Power Super-Brightness Solar Street Light Controller
US$
15.00
-
200.00
1 Piece
(MOQ)
Street Lamp Bulb Replacement 30W LED Light
US$
20.00
-
400.00
1 Piece
(MOQ)
Quotation Format for 12V Project Pvnsl Sun Power Solar LED Street Light
US$
10.00
-
14.00
100 Pieces
(MOQ)
1/4
Beijing Roadsafe Technology Co., Ltd.
4.9
Send Inquiry
Australian Construction PVC Traffic Sign Board Road Controller Corflute Fluoro
US$
5.00
-
8.00
100 Pieces
(MOQ)
Solar Warning Light Traffic Cone Lamp Amber Flashing Safety Lights
US$
3.00
-
4.00
50 Pieces
(MOQ)
Rechargeable Signal Baton LED Warning Flashing Traffic Baton Torch
US$
0.80
-
2.00
100 Pieces
(MOQ)
Roadsafe Group Flashing LED Solar Obstruction Light for Cone
US$
3.00
-
4.00
50 Pieces
(MOQ)
1/4
Qingdao Tlead International Co., Ltd.
22 yrs
·
4.7
·
Trading Company
Send Inquiry
Intelligent Network Oxygen Transmitter Controller (DO-8600/1)
US$
500.00
-
510.00
1 Piece
(MOQ)
Water Tester Laboratory Optical Do Sensor Do-102
US$
400.00
1 Piece
(MOQ)
Aquarium pH Meter Aquarium Controller Online pH and Temperature Monitor
US$
1.00
1 Piece
(MOQ)
1/4
Infitek Co., Ltd.
Send Inquiry
Infitek Do-Ol680 Industrial Online Dissolved Oxygen Controller
US$
580.00
1 Piece
(MOQ)
Infitek Rotary Evaporator Lab-Scale Rotavapor
US$
4,761.00
1 Piece
(MOQ)
1/3
Shenzhen Jiejiaxun Technology Co., Ltd.
5.0
Send Inquiry
Switch Controller Gamepad Games Accessories for Nin" Ten-Do
US$
18.00
-
20.00
10 Pieces
(MOQ)
1/4
Danko Scale Co., Ltd.
Send Inquiry
Do 05 Digital Weighing Indicator Indicador Batching Scale Indicator Weighing Controller
US$
158.00
1 Piece
(MOQ)
1/4
Shenzhen Guanhong Automation Co., Ltd.
Send Inquiry
Economic Type Double Channels 5 Axis CNC Lathe Machine Controller with Analog Voltage Output 0-10V Spindle Position for CNC Controller Lathe Milling Machine
US$
100.00
-
548.00
1 sets
(MOQ)
CNC Router Control Panel and Controller Motion Control System 3 Axis for Milling Machining or Retrofit Late
US$
630.00
-
639.00
1 sets
(MOQ)
Low Cost Industrial Welding Robot Arm 6axis in Different Sizes with Robot Controller Systems Suitable for Diverse Applications
US$
1,999.00
-
8,015.00
1 Set
(MOQ)
Szgh Updated 4 Axis CNC Milling System CNC Controller for Retrofit Milling Machine
US$
810.00
-
818.00
1 Set
(MOQ)
1/4
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