Schneider Electric FAL34090 Molded Case Circuit Breaker

Schneider Electric's Square D FAL34090 is a 3-pole molded‑case circuit breaker (MCCB) rated for 90 A, designed for use in industrial power distribution panels. The device is specified for up to 480 V AC and also carries a 250 V DC rating, enabling use in mixed‑voltage installations. As part of the FA/L family, it provides thermal‑magnetic overload protection and fits standard MCCB mounting footprints. Schneider Electric lists the FAL34090 as discontinued, with end‑of‑commercialization dated October 20, 2023 and end‑of‑service dated November 20, 2023; for new designs, the manufacturer points to PowerPact B equivalents (e.g., 90 A, 3‑pole units) for replacement in higher‑voltage applications. The part is commonly found through authorized Square D by Schneider Electric distributors and catalogs under the FAL34090 designation for 480 V, 90 A, 3‑pole molded‑case protection.