Electric control card AC 2.3 - GNT, Part Number. 23-32020.
Electric control card AC 2.3 - GNT 2.1, 2.2 or 2.3 GNT control cards are all compatible on Optima XD, XE, DMF and EST.
If you are unsure of the part, we strongly recommend you to check the part number on the manufacturer's website matches the part number for your machine before you place an order, especially if you have an older machine, as sometimes parts for machines manufactured from different years may change.
All you need is your machine serial number to download the parts diagram. https://www.sjecorp.com/support/part_list.php