Cutler-Hammer CH320D U Molded Case Circuit Breaker

The Cutler-Hammer CH320D U Molded Case Circuit Breaker is a four-pole protective device rated for 20 amps at 240 volts, designed for use in electrical panels where a compact, rugged breaker is needed to guard multi-conductor circuits from overcurrent. Constructed as a molded case unit, it combines a defined form factor with standard electrical ratings that support reliable performance in typical distribution panels. The model designation CH320D U appears in the listing alongside the 10K DELTA notation, identifying the specific family and rating within the Cutler-Hammer CH product line. Use this 4P, 240V device to interrupt fault currents in 240V distribution paths, helping protect wiring insulation and connected equipment from damage.