This General Electric TED134100 Circuit Breaker is a reliable and efficient choice for your electrical equipment needs. With a maximum amperage of 100A and voltage of 480V, this main breaker is designed to provide reliable shut-off control for your circuit. The bolt-on mounting style and black color make it easy to install and integrate into your electrical system. The switch and analog/mechanical control style provide easy and efficient operation, while the instantaneous break time ensures safe and reliable operation. This 3-pole, 3-phase circuit breaker is a great addition to any business or industrial electrical system.