Schaffner FS3749-16-03-7 Line Filter is a three-phase EMI/RFI line filter from Schaffner, designed for 3 x 600 VAC input on 50/60 Hz mains. The unit carries a 16 A current rating and is manufactured in Switzerland, weighing about 680 g. It is intended to suppress conducted noise on 3-phase power lines in industrial equipment, helping EMI compliance without altering load performance.
