If you are looking for a reliable supplier where you can purchase the PC73UD13C630TF Square Body High-Speed Fuse Protistor® Size 73 aR 1250VAC IEC 1300VAC UL 630A With Striker Flush ends metric threads, you are in the right place. ONRION sells all product groups belonging to the Mersen brand in the United States market, with fast delivery times and competitive prices.