The Siemens 5SL4220-6CC is a 2-pole miniature circuit breaker rated 400 V with a 10 kA breaking capacity, B-curve, and 20 A current rating.
The 2-pole format occupies two module widths (36 mm at 18 mm per pole).
Product class B indicates return-restricted distribution — Siemens directs buyers to their partner channel for this code.
