Model	Power	Voltage	Current	RS-232C/USB	LAN/GP-IB	Dimensions W x H x D	Weight Approx.
PFR-100L50	100W	0-50V	0-10A	〇		71 x 124 x 301(mm)	2.5(kg)
PFR-100L50G		0-50V	0-10A	〇	〇
PFR-100M250		0-250V	0-2A	〇
PFR-100M250G		0-250V	0-2A	〇	〇

GTL-258 is required for the GP-IB / GTL-259 is required for the RS-232C