The ALLEN BRADLEY 150-C201NBR is a solid-state soft starter and smart motor controller (SMC-3) with a 201 AMP capacity. Designed for 3-phase operation, it features an open enclosure and accepts 200-460 VAC input line voltage at 50/60 Hz frequency. The unit operates with 24 VAC/DC control voltage. This product comes with Radwell's 2-year warranty (factory warranty not applicable).