Product DescriptionCutler Hammer, 50A Double Pole Circuit Breaker, 3/4" Per Pole Wide (1-1/2" Total), With Tan Toggle Switch, Use As A Branch Breaker Or A 50A Replacement Main Breaker, Bulk.From the ManufacturerThis 120/240 volt Cutler Hammer "CH" 100 amp, double pole replacement circuit breaker is used in a Cutler-Hammer load center and/or used for feeding Sub-Feed Panel Boxes. This is only a suggestion and cannot assure your compliance with all local codes. Please check local electrical codes before starting any electrical project.