The document introduces the METALLIZED POLYPROPYLENE MKP C4B series BOX CAPACITORS produced by Arcotronics Industries S.r.l. These capacitors are RoHS compliant and suitable for IGBT applications. The features include compliance with IEC 1071 and EN 61071 standards, polypropylene film dielectric, solvent resistant plastic case with UL94 V0 flame retardant rating, and non-inductive winding. The capacitors have a wide temperature range of -40 to +85°C for operation. They also have good durability with an expected lifespan of over 100,000 hours. The electrical characteristics include a capacitance of 1.2µF, a rated voltage of 1000Vdc, and a rated rms voltage of 600Vac.