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Relay Controller
16,219
products found
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Video
Two
Relays
4-20mA Online pH/ORP
Controller
for Water Treatment
US$ 69-85
/ Piece
1 Piece
(Min. Order)
Start Order
Suzhou Delfino Environmental Technology Co., Ltd.
Video
Automatic Pump
Controller
with One
Relay
US$ 13.28-19.68
/ Piece
100 Pieces
(Min. Order)
Start Order
Meokon Sensor Technology (Shanghai) Co., Ltd.
Video
Smart pH
Controller
with Two
Relays
Automatic Dosing Pump for Water Treatment
US$ 76.2-89.7
/ Piece
100 Pieces
(Min. Order)
Start Order
Kunshan Ast Optoelectronics Co., Ltd
Video
K1000-4 Solid
Relay
Output Gas Alarm
Controller
with 4 Channels
US$ 450
/ Piece
1 Piece
(Min. Order)
Start Order
Nanjing KELISAIKE Safety Equipment Co., Ltd.
Video
DC12-24V 4 Channel Universal Wireless
Relay
Remote
Controller
US$ 3-3.8
/ Piece
20 Pieces
(Min. Order)
Start Order
Shenzhen Kelvin Electronics Co., Ltd.
Intelligent CH102-402-702-902
Relay
+ Solid State
Relay
Double Output Temperature
Controller
US$ 6.5-7.5
/ Piece
1 Piece
(Min. Order)
Start Order
Beijing Strong Electric Co., Ltd
Video
Output Signal 4-20mA with on/off Feedback
Relays
with Integral
Controller
Electric Motor Linear Ae+Z100/K0616 Ae+Z100/F0616
US$ 550-580
/ Box
1 Box
(Min. Order)
Start Order
Tianjin Freya Automation Technology Co., Ltd
Compact Chemical Industry Pressure
Controller
with
Relay
Output
US$ 66.34-75.69
/ Piece
1 Piece
(Min. Order)
Start Order
Jiangsu Aice Instrument Technology Co., Ltd.
Video
Jutai Electric
Relay
for Curve Control Solution Traffic Channel
Controller
US$ 200
/ Piece
1 Piece
(Min. Order)
Start Order
Shenzhen Jutai Comm Co., Ltd.
Video
RS485 Load Cell Weight
Controller
with
Relay
Output
US$ 115-120
/ Piece
1 Piece
(Min. Order)
Start Order
Fibos Measurement Technology (Changzhou) Co., Ltd.
Video
Stc 1000 Two
Relay
Output Thermostat Stc-1000 Digital Temperature
Controller
for Incubator AC 110V 220V 12V 24V 10A
US$ 7-10
/ Piece
50 Pieces
(Min. Order)
Start Order
Jinan Retekool Inc
Video
CO2
Controller
with Auto Day and Night
Relay
Function for Indoor Garden
US$ 76.8-92.4
/ Piece
50 Pieces
(Min. Order)
Start Order
Kunshan Ast Optoelectronics Co., Ltd
Video
1
Relay
Output on/off Signal Remote
Controller
Kl-K103X
US$ 1.8-2.5
/ Piece
20 Pieces
(Min. Order)
Start Order
Shenzhen Kelvin Electronics Co., Ltd.
Video
Intelligent Air Digital Pressure Switch
Controller
with Two
Relays
US$ 35.99-85.99
/ Piece
1 Piece
(Min. Order)
Start Order
Meokon Sensor Technology (Shanghai) Co., Ltd.
WiFi Smart Temperature and Humidity Switch Module Sensor Dual
Relay
Output
Controller
US$ 9-11
/ Piece
1 Piece
(Min. Order)
Start Order
WENZHOU NOVA NEW ENERGY CO., LTD.
Video
Intelligent Water Digital Pressure Switch
Controller
with Two
Relays
US$ 35.99-85.99
/ Piece
1 Piece
(Min. Order)
Start Order
Meokon Sensor Technology (Shanghai) Co., Ltd.
Video
Meokon Intelligent RS485 Digital Pressure
Controller
with Double
Relays
US$ 35.99-85.99
/ Piece
1 Piece
(Min. Order)
Start Order
Meokon Sensor Technology (Shanghai) Co., Ltd.
Video
Tcn5 Pid Digital Temperature
Controller
Thermostat 4-20mA 0-10V Output
Relay
and SSR
US$ 10
/ Piece
100 Pieces
(Min. Order)
Start Order
Yueqing Kane Electric Co., Ltd.
Video
Reliable pH
Controller
for Hydroponics with Dual
Relay
Outputs pH Range 0.00-14.00
US$ 76.2-89.7
/ Piece
100 Pieces
(Min. Order)
Start Order
Kunshan Ast Optoelectronics Co., Ltd
LCD Screen PLC
Relay
Output Modbus PLC
Controller
4di 4do (
Relay
) 4ai (0-10V) (A-5189D)
US$ 81.4-82.7
/ Piece
1 Piece
(Min. Order)
Start Order
Shenzhen ATC Technology Co., Ltd.
Video
CO2 Monitor
Controller
Day and Night
Relay
Function for Grow Room Ventilation
US$ 76.8-92.4
/ Piece
50 Pieces
(Min. Order)
Start Order
Kunshan Ast Optoelectronics Co., Ltd
Video
Precision pH
Controller
for Aquatic Environments with Dual
Relay
Outputs and Dosing Pump
US$ 76.2-89.7
/ Piece
100 Pieces
(Min. Order)
Start Order
Kunshan Ast Optoelectronics Co., Ltd
Video
Intelligent Oil Digital Pressure Switch
Controller
with Two
Relays
US$ 35.99-85.99
/ Piece
1 Piece
(Min. Order)
Start Order
Meokon Sensor Technology (Shanghai) Co., Ltd.
Reliable
Relay
Output Pressure
Controller
for Chemical Industry
US$ 66.34-75.69
/ Piece
1 Piece
(Min. Order)
Start Order
Jiangsu Aice Instrument Technology Co., Ltd.
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