The Siemens SENTRON 5SJ6213-6KS is a 2-pole miniature circuit breaker (MCB) with a B tripping characteristic, rated 13 A at 400 V AC. Breaking capacity is 6 kA per EN 60898 and IEC 60947-2 — enough for most residential and light commercial sub-distribution boards.
Width is 36 mm (2 modular units), depth 76 mm, installation depth 70 mm. Mounting position any, so it works in vertical or horizontal busbar arrangements.
