The 4230-T110-K0DU-15A is a single-pole thermal-magnetic miniature circuit breaker designed for DIN rail mounting with toggle actuation and visual status indication, complying with EN 60947-2, UL 1077, and UL 489 standards. It features a rated current of 15 A with AC 240 V voltage rating, screw terminals with a maximum tightening torque of 2 Nm, and a cable cross-section capacity up to 35 mm². The device incorporates a positively trip-free snap action mechanism ensuring reliable switching behavior, with an ambient operating temperature range of -35°C to +70°C and a typical mechanical life of 20,000 cycles. It is rated for overvoltage category III (Uimp 4 kV) with pollution degree 3, IP20 degree of protection, and weighs approximately 116 g per pole. This circuit breaker is ideal for protecting cables, motors, generators, transformers, and industrial control systems where high rupture capacity and dependable thermal-magnetic protection are required.