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Industrial & Scientific > Industrial Electrical > Controls & Indicators > Relays > Voltage Monitoring Relays

hiBCTR 12V 8-Channel Relay Module with Optocoupler Isolation - High/Low Level Trigger 10A 250VAC for Arduino/PLC Industrial Control
R 1,116
hiBCTR 12V 8-Channel Relay Module with Optocoupler Isolation - High/Low Level Trigger 10A 250VAC for Arduino/PLC Industrial Control

NOYITO 30A 1 Channel Relay Module High Low Level Trigger with Optocoupler Isolation Load DC 30V AC 250V 30A for PLC Automation Equipment Control Industrial Control (1 Channel 12V)
R 570
NOYITO 30A 1 Channel Relay Module High Low Level Trigger with Optocoupler Isolation Load DC 30V AC 250V 30A for PLC Automation Equipment Control Industrial Control (1 Channel 12V)

NOYITO 1-Channel Self-Locking Relay Module One Button Start-Stop Bistable 10A Load for SCM Control, Household Appliances Control, Industrial Equipment Control (5V)
R 393
NOYITO 1-Channel Self-Locking Relay Module One Button Start-Stop Bistable 10A Load for SCM Control, Household Appliances Control, Industrial Equipment Control (5V)

LITTELFUSE 102A 12-18 AWG Wire Size, 190-480 VAC, 3-Phase, -40 to 70 DEG. C, 5 WATTS, 50/60 HZ, SPDT-1 Form C, Voltage Monitor
R 27,351
LITTELFUSE 102A 12-18 AWG Wire Size, 190-480 VAC, 3-Phase, -40 to 70 DEG. C, 5 WATTS, 50/60 HZ, SPDT-1 Form C, Voltage Monitor

Waveshare 30-Ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE Port Communication, with Various Isolation and Protection Circuits, Industrial Grade Rail-Mount Case
R 4,098
Waveshare 30-Ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE Port Communication, with Various Isolation and Protection Circuits, Industrial Grade Rail-Mount Case

ACEIRMC DC 6-30V Timer Relay Programmable Delay Relay Module Cycle Timer with LCD Display / 5V Micro USB, Smart Home Controller (10pcs)
R 1,081
ACEIRMC DC 6-30V Timer Relay Programmable Delay Relay Module Cycle Timer with LCD Display / 5V Micro USB, Smart Home Controller (10pcs)

YDuupxe Single Phase Protection Relay, SVR1000 LCD Display 3 Reset Modes Din Rail Over Under Voltage Relay for Industrial Control Pump Compressor Protection (AD48)
R 1,687
YDuupxe Single Phase Protection Relay, SVR1000 LCD Display 3 Reset Modes Din Rail Over Under Voltage Relay for Industrial Control Pump Compressor Protection (AD48)

SymCom MotorSaver 3-Phase Voltage Monitor Model 201A, 190-480V, 8-Pin Octal Base
R 4,583
SymCom MotorSaver 3-Phase Voltage Monitor Model 201A, 190-480V, 8-Pin Octal Base

Voltage Protector Relay, Under Voltage Current Protector SVR1000 Universal ACDC Voltage for Industrial Control Systems (AD48)
R 1,501
Voltage Protector Relay, Under Voltage Current Protector SVR1000 Universal ACDC Voltage for Industrial Control Systems (AD48)

Voltage Monitoring Relay Over Under Voltage Protector 35mm DIN Rail Mount for DC Power Supply and Motor Protection
R 1,282
Voltage Monitoring Relay Over Under Voltage Protector 35mm DIN Rail Mount for DC Power Supply and Motor Protection

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