Tiptop Audio 4600mA Zeus Studio Bus Universal Power Adapter
The Cincon-TTA is a 15VDC supply that is rated at 4.6A and can be used to power up to 3 ZEUS Studio Bus boards. With 4.6A are getting spread across 3 bus boards, it is unlikely that you will find yourself needing more power; this is a powerful power supply.
Does not come with a 3-prong power cable (a.k.a. IEC C13)