Hayward IDXL2TRF1930 120/240-volt to 24-volt in AC Transformer Replacement for Select Hayward Heaters<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Transformer replacement</li><li>Fits hayward universal h-series low nox induced draft heater models h150fdn， h150fdp， h200fdn， h200fdp， h250fdn， h250fdp， h300fdn， h300fdp， h350fdn， h350fdp， h400fdn， h400fdp</li><li>Also fits hayward universal h-series and low nox induced draft heater models h200fdp， h300fdn， h400fdp</li><li>Also compatible with hayward pool and spa hot tub and Universal h-series gas heater models H250IDL2， H350IDL2， H400IDL2， C_PAHEAT</li><li>New part incorporated on all idl heaters built after 9/20/04; 120/240-volt-24-volt ac</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41gNtLolshL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/415yO2oTrjL.jpg" noproxy>