farnell G48-7.5A
Farnell Stabilized Switch Mode DC Power Supply
Model: G48-7.5A
Input: 115-120V / 220-240V / 45-450 Hz
Ouput: 48V, 7.5 Amp DC Power Supply
For AMAT Applied Materials and etc systems
FARNELL G24-5S USPP G245S POWER SUPPLY STABILISED 110/120/220/240V 45-450HZ
user manual for both
http://www.farnell.com/datasheets/103602.pdf
no idea what they are worth so make me an offer