Seeed 103020133 Grove - 4-Channel SPDT Relay

Seeed Grove 4-Channel SPDT Relay - Seeed Studio 103020133, Seeed 103020133 Grove - 4-Channel SPDT Relay - This Single Pole Double Throw SPDT relay is quite useful in certain applications because it has one common terminal and 2 contacts which are great for selecting between two options. The Grove - 4-Channel SPDT Relay has four single pole - double throw (SPDT) switches. It only requires low-voltage and low current signals to control those switches. Specifically, you can use 5V DC to control max.250V AC or 110V DC. The I2C address is changeable so that you can use multiple relay modules in the same project Seeed 103020133 Grove - 4-Channel SPDT Relay

Price: 13.50 from Rapid Online Rapid Electronics Ltd.