By Balboa
Part # 9710-09
Manufacturer Code 54003
Dimensions 6.5" L x 6" W x 1.5" D
Duplex Digital M-1 Circuit Board This board requires a 120v power supply and can work with any Duplex Digital Topside Control. (2 to 5 hour filter selection - Twice a day.) Move "J7" on circuit board to program Chip Number: DIGDUPR1(x) Board number: 50830 Will replace board number 50994
USES 30337 DUAL SENSOR (COMBINATION TEMP AND HI LIMIT)
240 VOLT TRANSFORMER 30274-2
120 VOLT TRANSFOMER 30274-1