Siemens HED43B025 25A 3P 480V Circuit Breaker | AmpState

The Siemens HED43B025 25A 3P 480V Circuit Breaker is engineered for dependable circuit protection in everyday electrical work. Designed to be installed in panelboards, load centers, and electrical distribution systems, this compact 3-pole breaker delivers precise overcurrent protection where it matters most—and with a 480V rating, it’s ready for mid- to high-voltage applications common in commercial and industrial environments.

Product Highlights

• Amperage and configuration: 25 A, 3-pole design for three-phase protection.
• Voltage rating: 480V, suitable for higher-capacity electrical distribution networks.
• Direct part-number match: Model HED43B025 ensures exact fit for compatible Siemens installations.
• Versatile compatibility: Ideal for panelboards, load centers, and general electrical distribution tasks.
• Trusted source: Available from AmpState, a reliable option for spare inventory and maintenance planning.

This breaker is a smart choice for maintenance teams, panel builders, and facilities managers who need a dependable, ready-to-install solution with a direct part-number match. Whether you’re stocking spare inventory or provisioning a project, the HED43B025 helps reduce downtime by ensuring you have the right device on hand when you need it.

Why this Siemens breaker stands out

• Concrete fit for protection needs: Three poles provide robust three-phase protection, helping safeguard equipment and wiring from overcurrent conditions.
• High-voltage readiness: The 480V rating expands compatibility to commercial and industrial distribution setups often found in manufacturing floors, data centers, and large facilities.
• Inventory reliability: The direct part-number alignment minimizes guesswork during installation or replacements, speeding up commissioning and service calls.

Use cases and practical scenarios

• Revamping electrical distribution in panelboards and load centers for three-phase machinery, motors, and HVAC systems.
• Maintaining spare parts inventories for facilities that rely on Siemens equipment to minimize downtime.
• Retrofits or upgrades where a 25 A, 3P, 480V protection device is required to meet updated electrical codes and load demands.

Compatibility and assistance

Matching a part number or confirming compatibility is straightforward with AmpState. If you’re unsure about fit, you can message us and we’ll help you confirm the correct match for your panel or distribution setup.