DaoRier 3-CH relay 3-channel relay module with optical isolator, separation compatible 5 mA 3.3V 5V signal for Arduino TTL Logic PIC DSP AVR ARM, 5 pieces

Description

Colour Name:Blau x 5 Features: The use of optical input and output, improved anti-jamming ability and consumption.To ensure the stability, industrial grade circuit board.Applied to engine, LED string lights, mini pump, etc. control.Please note: Relay output is passively issued contact for free, and it under control of the on and off the line.Technical data: Size: 63 x 42 x 20 mm.Trigger level: 5V version: 3V-7V trigger.Trigger power: approximately 5 mA (for example, 3.3V MCU controller needs to have a push-pull output IO).Control voltage: AC0-250V or 0-30V DC.Control current: 0-7A.Included:Pack of 5 DaoRier 5 mA 3 channel relay module.