This is a ceramic capacitor with the following specifications: Manufacturer: CAP Product Code: 10000PF 1KV C0G/NP0 2225 Capacitance Value: 10,000 pF ±10% Voltage Rating: 1000V (1kV) Dielectric Material: C0G/NP0 (Class 1B) Case Size: 2225 (also known as 5763 Metric)