Square D | QOB2801021 | Circuit Breaker | 80A | 2-Pole | 240V

The Square D QOB2801021 circuit breaker is a purpose-built protector designed for 240-volt, two-pole applications. With an 80A rating, this unit delivers dependable overcurrent protection for higher-draw circuits, making it a reliable choice when upgrading or replacing aging components in compatible Square D panels.

Direct-fit importance

When precision matters, the part number is your best reference. QOB2801021 is the exact specification you’re seeking to ensure compatibility and consistent electrical performance. Before ordering, confirm fit and ratings against your panel’s requirements to avoid mismatches.

Key specifications

• Amperage: 80 A
• Poles: 2-Pole
• Voltage: 240 V
• Part number: QOB2801021

What makes it stand out

This isn’t a generic replacement. Its part-number-specific design ensures it matches Square D panel characteristics and the electrical profile required for 240V, 80A circuits. It’s the right choice for maintenance, retrofit, and replacement projects where exact specs matter, helping you restore safety and reliability without guesswork.

Use cases and practical benefits

• Replaces a worn or failed breaker on 240V circuits in compatible Square D panels
• Ideal for retrofit projects where maintaining the original electrical characteristics is crucial
• Supports dependable protection for high-demand 240V branch circuits in residential or light commercial settings

In short, QOB2801021 offers precise compatibility, clear specifications, and practical value for safeguarding 240V circuits. Use the exact part number to verify compatibility and ensure a straightforward, reliable replacement or upgrade.