Allanson 2721-605 Replacement Ignition Transformer For Beckett S Oil Burners Replaces Dongan XD-BK204, France 5LAY-05, Webster 3-28AB-BS/3-28AB92, Sid Harvey T-90 and Thermolok TB-11 Primary Voltage: 120 Secondary Voltage: 10000 mA: 23 VA: 250 Hertz: 60 Ground: Mid Point Ground Designed with high temperature wire Runs cooler, quieter and safer on all types of burners Designed to burner manufacturer’s specifications Meets American and European noise emission standards offering superior EMI and RFI protection Single porcelain designs 2721456 REPLACES GRAINGER 25DU82, Beckett 2289u