Solid State Relay Module Board has been assembled, and electrical test passed Led indicator for each relay Size: 155 x 55 x 24 mm (approximately 6.1 x 2.17 x 0.95 inch) Has been assembled, and electrical test passed. Led indicator for each relay. Size: 155 x 55 x 24 mm (approximately 6.1 x 2.17 x 0.95 inch) Input control signal voltage: 0V - 0.5V Low stage (SSR is OFF), 0.5V - 2.5V (unknown state), 2.5V - 20V High state (SSR is ON); SSR Output (each channel); Load voltage range: 75 to 264VAC (50/60Hz); Load current: 0.1 to 2 AMP Standard interface that can be controlled directly by microcontroller (Compatible with Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic)

5V solid state relays per channel 250V 2A, output with resistive fuse 250V 2A 

Features: 

8 channel 2 AMP Solid State Relay board Good for lighting- holiday displays etc 

The input control signal voltage: (0-0.5V LOW solid state relay OFF) (2.5-20V high solid state relays ON) 

Rated output load: 2A at 100 to 240VAC (50/60Hz) 

Load voltage range: 75 to 264VAC (50/60Hz) 

Load current: 0. 1 to 2 AMP 

Power supply: 5VDC / 160mA (all channel ON) 

Load type: General purpose 

Isolation: Phototriac 

Zero cross: Yes 

Module interface: 

Input section: 

DC+: positive power supply (by relay voltage power supply) 

DC-: connect power negative 

CH1: 1 relay module signal to trigger the end (high level trigger effective) 

CH2: 2-channel relay module signal to trigger the end (high level trigger effective) 

CH3: 3 relay module signal to trigger the end (high level trigger effective) 

CH4: 4-channel relay module signal to trigger the end (high level trigger effective) 

CH5: 5 relay module signal to trigger the end (high level trigger effective) 

CH6: 6-channel relay module signal to trigger the end (high level trigger effective) 

CH7: 7 relay module signal to trigger the end (high level trigger effective) 

CH8: 8-channel relay module signal to trigger the end (high level trigger effective) 

Package list: 

1 x AiTrip 8 Channel 5V solid state relay module board