Eaton | HFDE315021 | Circuit Breaker | 150A | 3-Pole | 480V

Engineered for reliability in demanding 480V systems, the Eaton HFDE315021 is a 150A, 3-pole circuit breaker designed for maintenance, retrofit, and replacement projects where precise compatibility matters. This OEM-grade protective device integrates into compatible Eaton electrical networks, delivering dependable overcurrent protection for three-phase circuits.

Specifications at a glance

• Amperage: 150 A
• Poles: 3-Pole
• Voltage rating: 480V

Note: Confirm fit and ratings before ordering. The part number HFDE315021 is the best reference for compatibility with your equipment.

What makes HFDE315021 stand out

• Exact part reference for compatibility: Using the HFDE315021 part number minimizes guesswork and helps ensure a like-for-like replacement in your 480V, three-phase distribution.
• OEM-grade reliability: Built to meet Eaton’s standards for protection and performance in industrial and commercial power systems.
• Designed for retrofit and maintenance: Ideal when upgrading or replacing aging breakers without altering the surrounding electrical architecture.

Ideal use cases

• Maintenance or replacement on 480V, three-phase service panels in manufacturing, processing, or distribution facilities.
• Retrofits where equipment requires a 150A, 3-pole breaker to match existing protection schemes and wiring debenzes.
• New installations that need a precise, compatible 150A, 3-pole breaker aligned with Eaton’s protection ecosystem.

installation and compatibility tips

Before you order, verify that the HFDE315021 matches your system’s specifications. Use the part number as the definitive reference for compatibility with your panelboard or switchgear, and double-check the amperage, pole configuration, and voltage rating to prevent mismatches. Keep in mind that proper installation and adherence to local electrical codes are essential for safe operation and reliable protection.

Why this matters for your protection strategy

Choosing the exact Eaton HFDE315021 ensures coherent protection coordination within your equipment lineup. By sticking with the specified 150A, 3-pole, 480V device, you maintain consistent trip characteristics and electrical behavior across your distribution network, reducing the risk of nuisance trips and unexpected outages.

Care and practical insights

For lasting performance, pair this breaker with compatible Eaton accessories and follow standard maintenance routines for protective devices. When performing retrofits, document the replacement part number and keep it with service records so future technicians can quickly verify continuity of protection across your system.