Will this one do? $12.95

TRANS, WALL, REG, SW, 5VDC/1.6A,
F2, 2.5X5.5mm, UL/CSA/CE
Jameco #: 216442
MFG:AKII POWER SPLY
MFG#:A05C1-05MP

Or this. $13.60

PWR SPLY,TBL,SW,5VDC/2.4A,F2,
2.1X5.5MM, UL/CSA/TUV/CE,W/CRD
Jameco #: 305154
MFG:MEANWELL
MFG#:G15A-1P2JU

Sombody more EE than me should confirm that more amps than you need is OK. It's not like having too many BTU's is it? Unless you short something out that shouldn't a been.