This is a CAP CER 11PF 100V C0G/NP0 0402, which is a type of ceramic capacitor with specific electrical characteristics. It has a capacitance value of 11 pF and can withstand voltages up to 100V. Its ceramic construction adheres to the C0G and NP0 standards, indicating a high degree of stability and accuracy. The 0402 size designation refers to its compact dimensions, making it suitable for use in various applications where space is limited, such as in surface-mount device (SMD) technology.