BA3-B0-26-630-521-D is a 3-pole hydraulic-magnetic circuit breaker from the B-Series, designed for precision operation in OEM markets requiring general purpose and full load amp applications. This circuit breaker features a handle actuator (one per multipole unit), 50/60Hz Long time delay, and front panel snap-in mounting style with 0.75" [19.05mm] wide bezel without handleguard. The unit is rated for 3A current and carries VDE Certified, UL Recognized & CSA Accepted agency approvals. With dimensions of 2.265" [57.53mm] maximum width for the 3-pole configuration, it offers compact installation with push-on 0.250 tab (Q.C.) terminals. Common applications include power supplies, medical equipment, generators, control panels, and marine/military equipment where temperature-stable circuit protection is essential.