Relay DC 12V 7A Digital Multimeter these transceivers consume between 120A

these transceivers consume between 120A and 500A of supply current

The D1 R2 also has an integrated switching power supply

These are Metal Film Resistor with a value of 12 ohm 1W and tolerance of ±5%

These are Carbon Film Resistor with a value of 330k ohm 1/4W and tolerance of ±5%

Relay DC 12V 7A Digital Multimeter these transceivers consume between 120ASPDT(Single Pole Double Throw) relay is used as a switch for high current AC DC appliances which need to be controlled from a microcontroller or sensor output. 12V PCB Mount Sugar Cube SPDT Relay instead of its small size can switch a load of 7A connected to it. The coil resistance of this relay is 270 ohm whereas the coil current is 44. 4 mA. The trigger voltage for this relay is 12V. There are 5 pins in this relay i. e, Coil end 1, Coil end 2,