SMS/ P61 CIRCUIT BOARD

Circuit board for old style P61 models with the black ESP thermister probe. For new style P38 models serial #008190059 and greater. Also works on the Invincible RS and Invincible Insert, but WILL NOT be compatible with the Invincible T. The circuit board that goes to the Invincible has been discontinued from Harman. Will work on Super Mag Stoker as well.~ Genuine OEM part from HHT