Mechanical Speed Switch - SA-0611 SKU 41516 $1 004.00 In stock Quantity: 1 Add to Bag Product Details The Dyna SA-0611 is an exact OEM replacement now manufactured by QCC. GWA overspeed switch Trip setting SW1 = 3700-4600 RPM 10 Amps switch contacts Field Adjustable One switch point Save this product for later Favorite