Overview Reviews Similar Products Product Description Cal Spas Circuit Board, Processor: C2000R2C. Balboa PN#: 51987 Same as C200R2A Product Videos Custom Field Product Reviews Find Similar Products by Category Recommended Quick view Cal Spas Circuit Board OG3000R1A 30 Day Warranty $309.95 Add to Cart Quick view Cal Spas Circuit Board 52935 30 Day Warranty $315.95 Quick view Cal Spas Circuit Board, C2001R1B 30 Day Warranty $450.00 $369.95 Add to Cart