The A2N200CTL-4SB is a 2-pole 200A breaker from the A2A series, rated for 25 kA interrupting capacity, fitted with line and load lugs plus a side bracket. The side bracket (SB) gives a mechanical tie point for panel-builder wire routing or DIN-rail stabilization in high-vibration nacelle environments.
Lifecycle reality — plan your spares now
Mounts in a standard panel-mount cutout for A2A-frame breakers. The side bracket provides a secondary fixing point.