The Schurter 4430.0956 is a PCB-mounted thermal electro-mechanical circuit breaker with an LED indicator and no optional test button. It is certified to meet UL, CSA and IEC standards, plus other international safety approvals. It features a snap-in mounting, a high cycle life, and visual indication of circuit protection status. It offers single-, two-, and three-pole switching functions and an adjustable and lockable tripping current setting from 0.03 to 0.08 A. It has silver-plated copper alloy contacts for maximum conductivity, and high dielectric strength. It is suitable for a wide range of applications, including industrial, consumer, medical, and commercial purposes.