Siemens ED23B040 - 40 A, 240 V, 3-Pole Bolt-On Circuit Breaker | AmpState

Meet the Siemens ED23B040—a 40 A, 240 V, 3-pole bolt-on molded case circuit breaker built for dependable branch-circuit overcurrent and short-circuit protection in panelboards and load centers. This unit is designed to withstand the demands of everyday electrical work while delivering consistent protection when you need it most.

• Secure bolt-on mounting provides a rigid, vibration-resistant connection to the bus, helping maintain reliable performance in environments with movement or vibration.
• Thermal-magnetic trip unit delivers stable, repeatable protection across varying currents and temperatures, reducing nuisance trips while ensuring fast disconnection during faults.
• 3-pole configuration protects all phases in three-phase systems, promoting balanced protection in commercial and light industrial installations.
• 40 A at 240 V rating suits moderate-load branch circuits, offering safe, dependable protection without over-restricting legitimate current draw.
• OEM-compatible designed to integrate with matching Siemens load centers and panelboards, preserving system integrity and simplifying replacement or upgrades.
• Versatile applications ideal for residential, commercial, and light industrial settings where robust protection and seamless Siemens compatibility matter.

Practical use scenarios include upgrading aging panels, replacing a failed breaker, or outfitting a new Siemens-based electrical room. In spaces where vibration and dynamic loads are common—such as equipment rooms or facilities with heavy machinery—the ED23B040 maintains secure connections and dependable protection, helping safeguard wiring and devices from overcurrents and short circuits.

Specifications

• Manufacturer: Siemens
• Part Number: ED23B040
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 40A
• Voltage Rating: 240V
• Number of Poles: 3
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection