Inquiry (采购产品): Toroid power transformer Hello, Please quote the following Toroid power transformer 100-250 piece releases CORE - prefer impregnated then fluidized with green 3M material - then single layer 1/2 lap before winding Core O.D.: 4.500 Core I.D.: 2.500 Core HT: 2.750 Use 200C Wire + fiberglass sleeving Dual primary tap - THREE(3) SELF Leads 110 (N=184)and 120 (N=200)VAC Parallel Winding of 15 AWG Dual Secondary Windings- FOUR(4) SELF Leads 20 Amps Each When Fully Loaded (N=21)and (N=21) Parallel Winding of smaller wires OK if easier to wind Mylar - DOUBLE layer 1/2 lap between Primary & Secondary windings. Final 1/2 Lap to finish **** Hidden Message ***** David Thomas 220 Bayview Blvd Stratford, CT 06615 USA Company: RJ Power Systems Phone: 203-952-5350 Fax: 203-375-7515 E-mail: rjpsr220@aol.com **** Hidden Message ***** rjpsr220@aol.com