Devantech USB OPTO RLY88 Relay 8channel

Powered & Controlled from the USB bus.

Relays – 8
Isolated Inputs – 8
Power – Powered from standard USB bus
Control interface – USB
Input Voltage – 4.5v DC to 27v DC
Relay current – Up to 1Amp @30vdc or 60vac. 500mA@110vac. 250mA@250vac
Connections – Screw Terminals for N/O, N/C, Common contacts and +/- Inputs.