Single function air switch box. Comes complete with 6m air tubing. This pool & spa side air switch controls pumps, blowers & lights for common swimming pool & spa applications. This switch can handle a 10 amp load. Air Switch 1 Function for Spas. OTHER ITEMS YOU MAY LIKE. The item “Air Switch 1 Function for Spas” is in sale since Friday, November 20, 2015. This item is in the category “Home & Garden\Yard, Garden & Outdoor Living\Swimming Pools, Saunas & Hot Tubs\Hot Tubs”. The seller is “directpoolsupplies” and is located in Cardiff. This item can be shipped worldwide.