Siemens JD62B300 – 300A 2 Pole Molded Case Circuit Breaker Hot Picks

Built for industrial power systems, the JD62B300 provides reliable thermal-magnetic protection with an interchangeable trip unit. This 300A molded case circuit breaker delivers long-time and instantaneous (LI) trip functions. It installs into Siemens panelboards and switchboards. This legacy model is replaced by the 3VA5330-5EC31-0AA0, which requires a mounting strap kit. Rated 35 kAIC at 480VAC, this unit mount MCCB includes line and load lugs for immediate integration.