Power adapter and USB (or link) cable included.
IOM2-1 (1 Relay)
$225
IOM2-2 (2 Relays)
$234
IOM2-3 (3 Relays)
$243
IOM2-4 (4 Relays)
$252
IOM2-5 (5 Relays)
$261
IOM2-6 (6 Relays)
$270
IOM2-7 (7 Relays)
$279
IOM2-8 (8 Relays)
$288
IOM2-H (8 Relays – Daisy Chain Head)
$302
IOM2-L (8 Relays – Daisy Chain Link)
$306