Balboa Spa Printed Circuit Board 51230 for spas that use the chip ID# DuplexR1A. Does not have a circ pump option.
Can replace: 51230, 611310, 1900R1B, 6300R1A, 70R1A, 70R1F, 70R1H, 9710-10, B120DPR1B, B120DPR1C, B120DPR1D, BAL51230, DUB120DPC, DUPLEXR1A, FW100R1A, FW100R1B, GC100R1A, H50R1B, H50RIF, JEM400R1A, JEM400R1B, JEM400R1C, JEM400R2A, MAS100R1B, MTSIR1A, MTSIR1E, P2R1A, Q1002R1B, SS23BR1B, SSR1A, SSR1B, SSR1C, SSR1D, ZX500R1A, 21016
PCB are for warranty only and cannot be returned
Manufacturer's 1 year limited warranty free of defects
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All prices are in USD.