The CTS Model 403 is a surface mount quartz crystal designed for high-density circuit board applications. Packaged in ceramic, it offers a compact size, reliable precision, and excellent shock performance. This crystal is particularly well-suited for wireless telecommunication devices and other applications requiring stable frequency operation. It features a standard operating temperature range of -40°C to +85°C and is RoHS compliant, making it an environmentally responsible choice for modern electronics designs. The crystal's stability and tolerance characteristics ensure consistent performance across a range of operating conditions.