Relay module, 4 channel, 5V

Weight: Help
55 g

4-channel relay module with optoisolation, 250VAC/10A

On stock: Help 18

PLN 14,00
PLN 11,38 w/o VAT
EUR 3,26
EUR 2,65 w/o VAT
How many Discount Price per piece
with VAT, in PLN
1 14,00
5+ 8,00 % 12,88
10+ 12,00 % 12,31
25+ 16,00 % 11,76
Quantity discounts does not sum with other discounts

Be able to control various appliances, and other equipments with large current. It can be controlled directly by Arduino Uno or Raspberry Pi

The relay module inputs are active low. You should connect GND of your microcontroller and relay module.

This module has built-in EL817 optocoupler per relay which protect your microcontroller.


  • Power supply: 5V
  • Coil voltage: 5V
  • Current: 71.4mA
  • Max switching voltage: 250VAC / 30VDC
  • Max switching current: 10A


  • GND: Ground
  • Vcc: Power supply
  • In: Signal pin

We also have modules with 1 and 2 relays

Relay modules with 5V coils:
Relay modules with 12V coils:
Modules with Solid State Relays (SSR):