The WSB1-125H 2 Pole Miniature Circuit Breaker (MCB) is engineered to provide advanced circuit protection in low-voltage electrical systems. With a high 10kA breaking capacity, it effectively interrupts overload and short-circuit currents, helping protect electrical wiring, devices, and connected equipment. Designed according to IEC / EN 60898-1 standards, the WSB1-125H series delivers dependable performance for residential, commercial, and industrial installations where enhanced protection is required. Its 2-pole configuration enables simultaneous disconnection of both live and neutral lines, improving safety and system reliability. The compact DIN rail mounting design allows easy installation inside distribution boards and electrical panels. Available in multiple current ratings and tripping curves, the WSB1-125H series is suitable for a wide range of electrical applications including lighting circuits, sockets, and equipment protection.