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 4,790
GUETNEU Relay Board, Relay Module 4 Channel 1 SPDT DIN Rail Mount 24V DC/AC, Interface Board(FY-T734C-D24)
R 1,174
Modbus RTU 16-Ch Relay Module, RS485 Interface, with Multiple Isolation Protection Circuits, Industrial-Grade, Rail-Mount Case (Modbus RTU Relay 16CH)
R 3,119
Time Mark 16-1-H-P Voltage & Frequency Monitor - AC/DC Single Phase, Adjustable Trip & Restart, Universal Range 12-30 or 30-277 VAC/VDC, 5 LEDs, Surface/DIN Rail Mount, 1/2 SPDT Relays
R 11,925
YWBL-WH 35MM Din Rail Voltage Monitoring Relay, DC 48V, Over-Voltage and Under-Voltage Protection, 6A 250VAC, 2 Sets Contacts, 79x23x79mm
R 2,040
Adjustable Voltage Monitoring Relay Over Under Voltage Protection 35mm DIN Rail Mount for Single Phase Systems(DC 48V)
R 1,549
GUETNEU Relay Board, Relay Module 2 Channel 1 SPDT DIN Rail Mount 24V DC/AC, Interface Board(FY-T732C-D24)
R 970
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 644
hiBCTR 12V 8-Channel Relay Module with Optocoupler Isolation - High/Low Level Trigger 10A 250VAC for Arduino/PLC Industrial Control
R 1,210
Phase Sequence Relay, High Voltage 220-440V AC 3 Phase Protection Relay with Voltage Monitor for Industrial Motor Equipment
R 1,091