Eaton / Cutler-Hammer J3090 – 90A 3 Pole Molded Case Circuit Breaker Limited Offer

Engineered for commercial and industrial applications, the Eaton J3090 is a 3-pole, 90A molded case circuit breaker. It provides robust overcurrent and short-circuit protection for heavy-duty electrical systems. This bolt-on MCCB mounts into classic Westinghouse panelboards, switchboards, and motor control centers. For modern upgrades, it is replaced by the JD3090 or JDB3090 models. Rated for 35kAIC at 480VAC, it features fixed thermal and adjustable magnetic trip functions.