Duplex Digital and Super Digital/M-1 Replacement Boards This board requires a 115v power supply and can work with any DuplexDigital. It is found on the Balboa M-1 system. The following topside(s) are compatible with the above circuit board:
58-138-1142,
58-138-1143,
58-138-1144,
58-138-1145,
58-138-1146,
58-138-1147,
58-138-1148,
58-138-1149Balboa circuit boards are marked with a “
Chip Number” that is located on a white label placed on the logic chip near the center of the board. It is
imperative that this number is supplied to
Horizon Spa & Pool Parts for proper circuit board match. Just because boards may look similar the programming may not allow it to work properly in all applications. Please review our Balboa Chip Cross Reference below.
Extended identical to: 50973 51686 51692 51786 54091 611154 9710-15 B2DGDPR2A BAL54091 BH50D BSEV50 BSUN50D CAT100R1A CAT100R1B GRDELTR1A H50DR1A H50DR2A HPL1000R1C HS50R1B LB102R1A LB102R1C M1R1B MAS200R1B MAS225R1A MAS225R1B Q2002R1A WS75R1B 23018
HS50R1C (54091 will replace HS50R1C, but operations will change to Pump1 1-Speed with Circulation pump. If no Circulation pump is being used, nothing will change.)
