The product number is 1812Y1K00102KJT, which corresponds to a CAP CER 1000PF 1KV X7R 1812 capacitor. It has a capacitance value of 1000 pF with a tolerance of ±10% and can withstand a maximum voltage of 1000V (1kV). The type of ceramic material used is X7R, which is mounted in the 1812 package size also known as metric 4532.