SPECIFICATION 1. 2CH OMRON 5V Solid State Relays Each relay supports 240V at 2A output with a resistive fuse of 240V at 2A. Size: 62 x 42 x 24 mm Power supply: 5V DC (160mA) Input control signal voltage: (0-0.5V) Low stage: SSR is OFF (2.5-20V) High stage: SSR is ON SSR Output (each channel): Load voltage range: 75 to 264VAC (50/60Hz) Load current: 0.1 to 2 AMP Power supply: 5V DC / 160mA (all channels ON) SSR Specifications: Manufacturer: OMRON Part number: G3MB-202P, 5V version Isolation: Phototriac Zero cross: Yes Rated output load: 2A at 100 to 240VAC (50/60Hz) Load type: General purpose Datasheet: Download Link Raspberry Pi Interface Reference: Using the Raspberry Pi to Control AC Electric Power 2. 4-CH OMRON 5V Solid State Relays Each relay supports 240V at 2A output with a resistive fuse of 240V at 2A. Size: 71 x 62 x 24 mm Power supply: 5V DC (160mA) Input control signal voltage: (0-0.5V) Low stage: SSR is OFF (2.5-20V) High stage: SSR is ON SSR Output (each channel): Load voltage range: 75 to 264VAC (50/60Hz) Load current: 0.1 to 2 AMP Power supply: 5V DC / 160mA (all channels ON) SSR Specifications: Manufacturer: OMRON Part number: G3MB-202P, 5V version Isolation: Phototriac Zero cross: Yes Rated output load: 2A at 100 to 240VAC (50/60Hz) Load type: General purpose Document: 4 Solid Relay Documentation Raspberry Pi Interface 3. 8-CH OMRON 5V Solid State Relays This item has been assembled and passed electrical tests. LED indicator for each relay FR-4 fiberglass PCB (Double Layer) PCB thickness: 1.6 mm Size: 155 x 55 x 24 mm (approximately 6.1 x 2.17 x 0.95 inches) SSR Output (each channel): Load voltage range: 75 to 264VAC (50/60Hz) Load current: 0.1 to 2 AMP Power supply: 5V DC / 160mA (all channels ON) 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 Specifications: Manufacturer: OMRON Part number: G3MB-202P, 5V version Isolation: Phototriac Zero cross: Yes Rated output load: 2A at 100 to 240VAC (50/60Hz) Load type: General purpose DOCUMENT 8 Solid Relay Documentation Raspberry Pi Interface