Relay Module With Optocoupler (8 Channel/4 Channel Dc 5V ) - 4 Channel

5V Relay interface board, each one needs 70mA Driver Current; Equipped with high-current relay, AC250V 10A; DC30V 10A Each relay has normally open and normally closed contact. Can be selected by jumper relay and TTL or ground. With a power indicator, an 8-way road has a status indicator. With a relay coil to absorb the diode protection. Standard interface that can be controlled directly by microcontroller (Arduino, 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic) The channels are optically isolated, safe, reliable, anti-interference. Widely used for all MCU control, industrial sector, PLC control, smart home control. Elegoo 8/4 Channel DC 5V Relay Module with OptocouplerSwitching capacity available by 10A in spite of small size design for high-density P.C. board mounting technique.UL,CUL,TUV recognized.Selection of plastic material for high temperature and better chemical solution performance.Sealed types are available.Simple relay magnetic circuit to meet the low cost of mass production.Widely used for Domestic appliances, office machines, audio, equipment, automobile, etc.( Remote control TV receiver, monitor display, audio equipment high rushing current use application.) Product description: Power Supply : 5V;Load Voltage : AC 250V 10A,DC 30V 10AMounted Hole Size : 3mm/ 0.12"Mounted Hole Center Distance : 132 x 50mm/5.2" x 2"(L*W);Material: Electric PartWeight: 122g;Package Content: 1 x 8/4-Channel Relay Module