This is a computer board for the 45H-LP/45HI-LP (outdoor or indoor mount, liquid propane) with serial numbers from August 2021 to present. All wire connections fit into this board. It is the main programming source of your water heater.
Customer assumes all liability when purchasing replacement parts.
NOTE: This board is for 45 Series Liquid Propane Water Heaters with serial numbers from August 2021 to present. Serial numbers prior to August 2021 require the computer board found here.
For computer boards that are 2021 or older, you will also need to purchase 45 Series Display in order for the board to work.