Siemens HP3F160U is a 3‑pole molded‑case circuit breaker from the HP3F family, rated for 1,600 A (In) and up to 600 V AC. This bolt‑on frame device is sold as frame‑only in some listings, intended to be used within a larger switchgear assembly. It features a high interrupting capacity, with listings showing 50 kA at 480 V. Some sources note that HP3F160 series breakers are considered obsolete, though new and used stock may still be available from distributors.
