Which Power Supply does the Scarlett 6i6, 8i6, 18i6, and 18i8 use?

The Scarlett 6i6, 8i6, 18i6, and 18i8 use Focusrite PSU-05 (12V DC, 1250mA, center pin positive).  If you need a replacement, please contact your local distributor (as found here) about ordering.