$3.99 $15
Amazon has the BELKIN F9P609-03-DP 6 Outlets Power Strip for $3.99 with free shipping on $25+ or with prime. Features a 3 foot cord length, 6 outlets, and a slim design.
Amazon has the EVGA Supernova 1000 G5 80 Plus Gold 1000W Fully Modular Compact 50mm Power Supply with Eco Mode & FDB Fan (220-G5-1000-X1) for $140 with free shipping. Has an AC Input - 100 - 240 VAC, 15-8A, 50/60 Hz.
Amazon has the 1' Tripp Lite 10 Amp 18AWG IEC-320-C14 to NEMA 5-15R Standard Computer Power Cord (P002-001-10A, Black) for $3.26 with free shipping on $25+ or with Prime.
125V, UL listed, this power cable frees up a wall outlet.