Square D EJB34030 – 30A 3 Pole Miniature Circuit Breaker Same Day Shipping

Delivering 65kAIC of interrupting capacity at 480Y/277VAC, this 30A circuit breaker handles heavy-duty commercial and industrial loads. The three-pole unit utilizes fixed thermal and magnetic trip settings to protect against overloads and short circuits. It fastens into Square D NF panelboards with a secure bolt-on design, providing a reliable connection for three-phase distribution. HACR and HID ratings make it suitable for air conditioning and high-intensity discharge lighting circuits.