Eaton NSB JD3125 Molded Case Breaker (MCCB) is a 3-pole, J-frame protection device rated 125 A at 480 V. It supports 50/60 Hz operation for 3-phase systems, making it suitable for panelboards and distribution circuits that run at 480 V across three phases. This MCCB provides overcurrent protection to connected conductors, helping prevent overloads and short circuits.
