Gas Furnace Hot Surface Ignitor Improved Ignition Direct Replacement For Carrier Bryant Payne OEM Part LH33ZSA004 Replacement for many Carrier, Bryant and Payne ignitors LH33ZS001, LH33ZS002, LH33ZS003, LH33ZS004 High quality part by Improved Ignition Made to higher standards than original equipment. Packaged in foam inside crush resistant box for safe arrival.