Found these for cleaning up the racks. It's nice eliminating some of the power wiring..
Y Cable-Male Edison to (2) Female IEC-YIE 406 [YIE406] - $7.59 : TheTapeWorks.com (Actually a Hosa product
Power Cord Y Splitter NEMA 5 15P to Dual IEC 320 C13 6 ft | P006-006-2 | Tripp Lite
That along with some dedicated (shorter!) IEC cables..
Y Cable-Male Edison to (2) Female IEC-YIE 406 [YIE406] - $7.59 : TheTapeWorks.com (Actually a Hosa product
Power Cord Y Splitter NEMA 5 15P to Dual IEC 320 C13 6 ft | P006-006-2 | Tripp Lite
That along with some dedicated (shorter!) IEC cables..