54003 Balboa ® Generic Circuit Board, Duplex Digital (NLA)

54003 Balboa Circuit Board Duplex Digital - (No longer Available) Balboa ® Circuit Board Duplex Digital Features: Chip Number: DIGDUPR1(x) Product Specifications: Phone Style Cable 120V This  54003 Balboa Duplex Digital M-1 Circuit Board works with any digital duplex top side.   Circuit boards are not "plug and play - they will require correct component voltage set-up and dipswitch configuration. Please follow the wiring schematics on the back side of the spa pack cover. Do not buy a circuit board based on appearance, as many boards look the same and manufacturers can change board appearance. Refer to this tech tip before buying a replacement board What to Look for When Buying a Circuit Board €“ Spa Parts Experts  Used in: (note the last digit or letter is the revision number shown in list as "*"); Alpine ALP50R1*,  Aquatic 6300DR1*,  Balboa DIGDUPR1*,  Beachcomber Spas 2500ESR1* Balboa's ® 54003 Circuit Board Duplex Digital is also used to replace the following parts:  1900DR1*,