The K7N161845A-QC13000 is a Static Metal-Oxide Varistor (SMC) diode from Taiyo Yuden, with a capacitance of 8500pF and leakage current of 0.1µA. It is a leadless, rectangular, surface mount component with an operating temperature range of -55°C to 125°C. This diode is rated for up to 13kV for surge protection and can absorb up to 1000A at 10/1000µs.