Presenting sgl type limit switches available in a variety of operating heads to meet diverse aplications. Switches with rotary level operating head are available in spring return and maintained type. The rotary shaft can be readily replaced operate clockwise, counter clockwise or both. The operting levels may be rotated and locked in any position through 360 . The operating head can be positioned in any of the four sides. The level roillers are 19 and 8 mm dia in width. The leveles are available fixed and adjustsble lengths.