Siemens ED41B045 - 45 A, 120 V, 1-Pole Bolt-On Circuit Breaker | AmpState

Meet the Siemens ED41B045—a 45A, 120V, 1-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 engineered for stable performance in real-world electrical layouts, delivering consistent protection where it matters most.

• Secure bolt-on mounting provides a rigid, vibration-resistant bus connection, helping maintain a solid electrical path and reducing the risk of connection-related issues over time.
• Thermal-magnetic trip unit delivers precise, repeatable protection by responding appropriately to both sustained overcurrent and sudden short circuits, balancing safety with minimizing nuisance trips.
• OEM-compatible design is designed to work with matching Siemens OEM loadcenters and panelboards, supporting reliable replacement and seamless integration in existing systems.
• Versatile for multiple settings—suitable for residential, commercial, and light industrial environments where robust circuit protection is essential.

Technical specifications

• Manufacturer: Siemens
• Part Number: ED41B045
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 45 A
• Voltage rating: 120 V
• Number of poles: 1
• Mounting style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use scenarios

• Residential panelboards needing reliable 45 A protection for specific branch circuits
• Small commercial lighting or receptacle circuits where consistent protection and quick response are critical
• Light industrial feeders in environments where a sturdy, vibration-resistant connection matters

Choosing the Siemens ED41B045 means selecting a purpose-built solution for consistent, safe circuit protection in compatible panelboards and load centers. Its bolt-on design, together with a thermal-magnetic trip mechanism, offers dependable performance you can trust across varied applications.