The S16PR series push button switches are ideal for installation in compact-sized equipment and panels. The 16 mm installation hole size, 29.5 mm protruding rear-length, and independent detachable contacts allow flexible installation in limited spaces. The switches also offer outstanding durability with an electrical life cycle over 100,000 operations and mechanical life cycle over 1,000,000 operations. The S16PR series is available in round, square, and rectangular push buttons with red, blue, green, yellow, and white color options.