The LV429952 Schneider Molded Case Circuit Breaker VigiCompact NSX100F TM63D 4P4D is a 63A circuit breaker designed for industrial and electronics applications. It has a fixed mounting style, operates at a maximum temperature of 70°C, and is suitable for AC current. This circuit breaker offers overload and short circuit protection, and features a switch and push button control style. It is made of ABS/plastic and metal materials, and has a 4-pole configuration with a voltage rating of 440V.