Siemens SHLD69400 is a three-pole molded‑case circuit breaker in the Sentron SHLD family, rated for 400 A and 600 V AC, designed to protect three‑phase circuits in industrial power distribution. It is listed as a 400 A SHLD frame device for use with Siemens panelboards and distribution enclosures, making it suitable for motor feeders and other heavy three‑phase loads. The SHLD69400 designation corresponds to the SHLD6‑A/SCLD69400 family and represents the 3‑pole variant within the 400 A frame.
