EconoStik™ 2.54mm Headers Amphenol FCI EconoStik™ 2.54mm Headers are a cost-effective range of 2.54mm unshrouded headers in single-row and double-row options with vertical through-hole, right-angle through-hole, and vertical SMT terminations. The series features a standard 0.64mm square header with high-temperature resin and 1μ' gold plating in contact and tail. Amphenol FCI EconoStik™ 2.54mm Headers support up to 50 mating cycles and are suitable for various board-to-board applications, such as industrial control, test equipment, metering, point-of-sale (POS) machines, set-top boxes, surveillance equipment, and vending machines.