Balboa – 54003 Printed Circuit Board

Balboa Digital Duplex (1) 8 PIN PHONE CONNECTOR FOR TOP SIDE CONTROL Duplex Digital M-1 Circuit Board This board can work with any Duplex Digital Topside Control (2 to 5 hour filter selection – Every 12 hours) Always check voltage with peripherals plugged in. When unplugged, one will always read voltage. Mfg – Balboa Water Group, Balboa Instruments Note – Replacement for 51405 and 51421. If you are replacing an obsolete 24-2500ES (aka 2500ESR1) you must also replace the Top Side Control to P/N 54135. Circuit Board, Balboa, Digital Duplex, 8 Pin Phone 54003 3-60-0049 Circuit Board, Balboa, Digital Duplex, 8 Pin Phone, Duplex Circuit Board, Chip Number – DIGDUPR1(x), ALP50R1(x) 54003 59-138-1042 PCB, Balboa, Duplex Digital, Replaces: 611311 , 9710-09 Also found as PN – Thermo Spas 1900DR1A, Thermo Spas 1900DR1B, Thermo Spas 1900DR1C, Thermo Spas 1900DR1D, Beachcomber Spas 2500ESR1(x), Beachcomber Spas 2500ESR1A, Beachcomber Spas 2500ESR1C, 3-60-0049, 410ER1C, 51405, 51542 , 51569-02, 51586, 59-138-1042, Aquatic Industries 6300DR1A, 9710-09, Associated Leisure ALP50R1C, Streamline Spas B2DGDPR1A, Streamline Spas B2DGDPR1B, Streamline Spas B2DGDPR1C, Artic Spas BF75R1A, Artic BF75R1B, Artic Spas BF75R1C Bluefalls Spas BF75R1A, Bluefalls Spas BF75R1B, Bluefalls Spas BF75R1C, BH50D, C11JDR1A, C11JDR1B, C2000R1A, C2000R1B, C2000R1D, DAK50R1B, Balboa DIGDUPR1A, DS50R1A, DS50R1C, Dynasty Spas DYN100R1C, Dynasty Spas DYN100R1E, Master Spas MAS125R1A, NOR124R1E, OK50DR1A, P295R1A, PPW300, PPW500, RET50R1A, SS23DR1B, SS23DR1C, SS23DR1D, Viking Spas VIK100R1A, Viking Spas VIK100R1B, Discovery Spas ZX500DR1A. This board may also be a replacement option for these part numbers: 53175-HC (System Model DUP120 or DU-DUP120-CCAH), 51405 OR 51404 (1900D, 1900DR1D, 1900DR1C, 1900DR1B, 1900DR1A – “NO ECONOMY MODE” on Generic Board), 51421 (410ER1C – System 51420), 51542 (DAK50), 51127 (6300DR1), 50830 (VIK100), 3-60-0049, 53210 (2500ESR1C, new topside panel may be needed), 50084-01R, 50911 (MOR100), 51405, 51569, 51586, Cal Spas ELE09100180, 611311, 9710-09, ALP50R1C, BH50D, C11JDR1A, C11JDR1B, DAK50R1B, DIGDUPR1A, 51438 (Chip DS50R1A, Model BU-DS50-DCAH), DS50R1C, DYN100R1E, MAS125R1A, Master Spa X800800 (fits 50990 X300400 DU-MAS125-CCAH Control System) , MOR100R1B, P295R1A, RET50R1A, SS23DR1B, SS23DR1C, VIK100R1B, ZX500DR1A, 50833 (SS23D), 50834 (SS33D), 6300DR1A, CS2000R1F, NOR124R1(X), 50884-01, 50991, 50865, 51133