131241662,637-0291-000,JEFFERSON ELECTRIC LLC,JEFFERSON ELEC CO 637-0291-000 LOW VOLTAGE CONTROL TRANSFORMER 250VA TFMR Replaced by ( ) Replaces ( ) Open Type Control Transformer Details: PRIMARY VOLTAGE 120 V; SECONDARY VOLTAGE 24 V; 50/60 HZ; POWER RATING 250 VA; INSULATION CLASS 105; LEAD WIRE TERMINAL; FOOT MOUNTING; SIZE 3-3/4 INCH W X 4.88 INCH D X 4.53 INCH H; APPROVAL UL 241-H, CSA; JEFFERSON[R] BRAND Approximate Standard Package In : Length: , Width: , Height: Commodity Code: 3920;,JEFF 637-0291-000 250VA TFMR,Crown Supply