Siemens 5SJ42208HG41 is a 2‑pole miniature circuit breaker rated for 240 V AC and 20 A, built on the Siemens 5SJ4 HSJ family with a 14 kA short‑circuit rating and a D‑trip characteristic. It uses a 70 mm frame (P = 70 mm) and carries an IP20 enclosure for protected operation with connected conductors (IP40 in the handle range), and it is listed under UL 489 for standard circuit protection. This 2P device is designed to protect 240 V circuits in panels where 20 A loads are present, aligning with industry‑standard specs for residential, commercial, and light industrial protection.
