Gecko 1.25mm Pitch High-Reliability Connectors Harwin Gecko 1.25mm Pitch High-Reliability Connectors offer 1000 mating cycles of durability, 2A per contact for signal, and 10A maximum power options. These high-reliability connectors feature a 4-finger patented contact design that maintains electrical contact through high vibration and shock. Harwin Gecko 1.25mm pitch high-reliability connectors provide up to 50 contacts per connector and are available in a wide array of configurations. Hardware options include locking latches or mate-before-lock stainless steel jackscrews.