Siemens HED42B080L - 80 A, 480 V, 2-Pole Bolt-On Circuit Breaker | AmpState

Introducing the Siemens HED42B080L — an 80 A, 480 V, 2-pole bolt-on molded case circuit breaker designed to safeguard your electrical system with dependable branch circuit overcurrent and short-circuit protection. Built for panelboards and loadcenters, it delivers reliable performance exactly where you need it.

Why this breaker stands out

• Secure bolt-on mounting ensures a rigid, vibration-resistant bus connection that stays solid under panel movement or equipment vibration.
• Thermal-magnetic trip unit provides stable, repeatable protection performance, reacting quickly to short circuits while minimizing nuisance trips during mild overloads.
• OEM-compatible design compatible with matching Siemens OEM loadcenters and panelboards for a seamless replacement or upgrade.
• Versatile for multiple sectors ideal for residential, commercial, and light industrial applications, offering flexible protection across projects.

Technical snapshot

• Manufacturer: Siemens
• Part Number: HED42B080L
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 80 A
• Voltage Rating: 480 V
• Number of Poles: 2
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Practical use cases

• New panel installs in light commercial spaces with 480 V mains, where a reliable 80 A, 2-pole breaker is required for main branch protection.
• Retrofitting or upgrading existing panelboards/loadcenters to improve short-circuit safety and trip reliability without changing the cabinet footprint.
• Residential or small-business electrical rooms that demand robust protection in high-load circuits with efficient heat management.

With Siemens’ engineering, the HED42B080L is more than a part number—it's a trusted safeguard for your electrical ecosystem. Choose it for predictable protection, easy compatibility with your Siemens panels, and the peace of mind that comes from a solid, bolt-on connection.