Cal spa system 2100 circuit board manufactured by Balboa instruments. This Circuit board will replace Cal Spa circuit boards chip #’s CS5000R1D C2100R1A, C2100R1B, C2100R1C This board can also be used to replace C2000R2A, C2000R2B, C2000R2C. There will be a reduction in the default length of the filter cycle when replacing these boards. It will drop from 4 hours to 2 hours. Track Page Views With. Auctiva’s FREE Counter. The item “Spa control / Balboa / Cal Spas Circuit Board Cs5000 / 2100″ is in sale since Friday, March 22, 2019. This item is in the category “Home & Garden\Yard, Garden & Outdoor Living\Pools & Spas\Spas & Hot Tubs”. The seller is “a-1spacontrol” and is located in Riverside, California. This item can be shipped to United States.
