Seeit SSR-RELAY04-HL Relay for Relay Control Card for Arduino, AVR, PIC, Raspberry Pi, TTL

The Seeit 4 channel relay module interface boardcan control various appliances and other equipments by its relay modules those modules are provided with solid state relays modules and phototriac isolation as they don’t have any mechanical moving parts and are able to switch ON & OFF much faster than other standard relays are active on low level signal on each control pin.

Maximum power supply up to 5Vdc
Response time up to 1ms
Standard current up to 2A
Peak current up to 30A