When you search for a pcb, circuit board, or flex circuit, King Circuit is your one stop shop for high quality, reliable high tech products. We offer a large selection of pcb models that include single sided all the way up to twenty-four layer models, so you're sure to find the ones you need. More than half of our pcb models are lead free to save our end customers from the damage that lead can cause. Our lead free finishes include white tin, organic surface preservative (OSP), immersion gold, wire-bondable gold, lead free solder and immersion silver. For great prices, friendly service, and fast delivery of all your high tech needs, come to King Circuit when you are shopping for a pcb on the internet.