Top Pick Eaton / Cutler-Hammer CSR2150 – 150A 2 Pole Molded Case Circuit Breaker

Designed as the primary disconnect, this 150A main breaker safeguards residential and commercial systems. It provides reliable thermal-magnetic protection against overloads. The bolt-on configuration is tailored for Eaton Type CH load centers, plus Type ECC and ECB unit enclosures. It utilizes standard lugs for secure connections. With a 25kAIC rating at 120/240VAC, it handles significant fault currents. While replaced by the CSR2150N, it remains a crucial replacement part for existing panels.