BOM-line fit – three-phase industrial MCB
The Siemens 5SJ4363-7HG41 is a 3-pole SENTRON miniature circuit breaker with a C-trip curve, rated 400 V AC, and interrupting capacity of 10 kA / 15 kA.
Swap-in specs for a service tech
Occupies 3 modular widths (54 mm wide), depth 70 mm. Vibration-rated 50 m/s²; sealable for lockout.
Production status and sourcing
Lifecycle stage is current – no end-of-life notification. Sourced as a stocked line item; submit an RFQ for lead time and pricing.
Mounting and environment limits
IP20 with connected conductors, IP40 in the handle zone.