Siemens | HFD63B080L | Circuit Breaker | 80A | 3-Pole | 600V | Bolt-On

When your electrical system demands dependable, precise protection in a 3‑phase 600V setup, the Siemens HFD63B080L circuit breaker delivers. Designed for maintenance, retrofit, and replacement projects, this 80A, 3‑pole bolt‑on unit provides robust fault protection while integrating seamlessly into compatible Siemens panels and equipment.

Why this Siemens breaker stands out

• Exact fit, reliable performance: The HFD63B080L is specified to match Siemens panels and assemblies, helping you avoid compatibility hassles during upgrades or servicing.
• High-current protection: With an 80A rating, it safeguards downstream circuits and equipment without nuisance tripping in normal operating conditions.
• Three-pole design for 3‑phase systems: Perfect for commercial or industrial environments where balanced protection across all phases is essential.
• 600V maximum operating voltage: Suited for a wide range of industrial applications, providing solid protection in higher‑voltage installations.
• Bolt‑on mounting: Streamlined installation with a secure, vibration‑resistant mount that’s ideal for service panels and retrofit projects.

Ideal use cases

• Retrofits to upgrade existing electrical panels to meet modern load demands without swapping in an entirely new panel.
• Maintenance replacements for aging or worn breakers in 3‑phase, 600V systems to minimize downtime.
• New or upgraded installations where a dependable Siemens 3‑pole, 80A protection device is required.
• Industrial machinery and equipment controls that rely on stable, predictable circuit protection.

Installation and compatibility notes

Before ordering, verify fit and ratings to ensure seamless integration with your panel configuration. The part number HFD63B080L is the most reliable reference for compatibility, helping you confirm exact specifications and avoid mismatches during maintenance or replacement projects.

Technical at a glance

• 80A
• Poles: 3-Pole
• Voltage: 600V
• Mounting: Bolt-On
• Part number: HFD63B080L

Choose the Siemens HFD63B080L when you need precise, dependable protection for 3‑phase, 600V systems with installation efficiency in mind. Its combination of exact compatibility, reliable trip performance, and straightforward bolt‑on mounting makes it a practical, long‑term solution for professional electrical work, retrofit projects, and reliable replacement workflows.