The Square D EGB14040 is a 1-pole molded‑case circuit breaker rated for 40 A at 277 VAC, designed for bolt‑on mounting in Square D E‑Frame panels. This thermal‑magnetic device delivers a high interrupting capacity of 35 kA at 277 VAC and 65 kA at 240 VAC, is HID‑rated for NF panelboards and HID lighting circuits, and accepts lug connections for wiring. Its dimensions are 4.05 in L × 0.98 in W × 5.66 in H.
