Schneider Electric FHB26020AC Circuit Breaker

FH26020AC (also catalogued as FHB26020AC) is a two-pole, 20 A, 600 V molded‑case circuit breaker from Square D, a Schneider Electric brand, in the I‑Line FH family. This I‑Line plug‑in breaker uses a thermal‑magnetic trip mechanism and is designed for protection of individual circuits in I‑Line panelboards and switchboards. It carries a 25 kA interrupting capacity at 480 V and is rated for a 40 °C ambient, with a 2P, 1PH configuration and A & C phase arrangement, and it is built on an F‑frame design. The unit weighs approximately 6 pounds and is specified for 600 V operation with a 20 A rating, providing overload and short‑circuit protection for moderate‑voltage distribution equipment. Some distributors reference the same device as FHB26020AC, reflecting variant labeling in different inventories.