Description DS-B-17C – Burner Control Circuit Board 50317 202024 / 50317-202024 / 50317202024 Other Circuit Boards: DAYSTAR Models made in 2004 and older use DS-B-17 DAYSTAR Models made from 2005 SN N-01 till 2012 use a DS-B-17A KBE5S Models made from 2006/2007 to 2012/13 – WITHOUT OVER VOLTAGE use KSL-B-25B KBE5S Models made from 2006 SN 01J- till 2012/2013 SN 01D – WITH OVER VOLTAGE use a KSL-B-25C KBE5S Models made from 2012/2013 SN 01C-01 till 2017 use KSL-B-25E KBE5S Models made from 2017 SN 01Y till present use KSL-B-25F KBE5L 2-Step Models made from 2010/2011 SN 01F-04 till 2012/2013 SN 01D-03 use KSL-B-25D KBE5L 2-Step made from 2012/13 SN 01D-03 till 2017 use KSL-B-25E KBE5L 2-Step made from 2017 SN 01Y till present use KSL-B-25F MPX Models made before 2012 use KSL-B-25E MPX Models made after 2013 use MPX-2-21A EPX Models use EPX-2-33 VAL6 is a series of heaters. It is not your model’s name. We suggest you refer to your manual that came with your machine for correct part number. If you still have questions, you can call our service / parts department at 800-846-5157.
