Square D | QBA221754 | Circuit Breaker | 175A | 2-Pole | 240V

Upgrade or restore your Square D panel with confidence using the QBA221754 circuit breaker. This precise, two-pole unit delivers 175 amps at 240 volts, engineered to protect electrical circuits in commercial, industrial, or residential settings where dependable overcurrent protection is essential. Whether you’re performing routine maintenance, retrofitting an older installation, or replacing a failed breaker, this exact-match model keeps your system aligned with the original design intent.

Key specifications

• Amperage: 175 A
• Poles: 2-Pole
• Voltage: 240 V
• Part number: QBA221754
• Application: Suitable for maintenance, retrofit, and replacement needs where matching specs are required

Why this model stands out

• Exact-match compatibility for Square D panels, ensured by the specific part number QBA221754
• Preserves the original protection characteristics of your panel, helping maintain consistent performance and safety
• Streamlines replacement projects by providing a direct, no-guessing solution that fits where a 175 A, 2-pole, 240 V device is specified

Who this is for

Electrical professionals, facilities managers, and diligent DIYers working with Square D electrical systems who need a reliable, correctly rated replacement breaker that fits the exact panel requirements.

Ideal use cases

• Replacing a failed or tripped 175 A, 2-pole 240 V circuit breaker in existing Square D installations
• Maintenance scenarios where exact-spec parts are required to maintain panel warranties and performance
• Retrofits or upgrades that call for keeping the original voltage and amperage ratings for consistency

Installation considerations

• Always confirm fit and ratings before ordering—the part number QBA221754 is the best reference for compatibility
• Ensure the panel is rated for 240 V and 175 A to avoid incompatibilities
• Follow standard electrical safety practices: de-energize the panel, use insulated tools, and verify absence of voltage before handling

What you’ll get

One Square D QBA221754 circuit breaker, 2-pole, 175 A, for 240 V service—a precise replacement designed to integrate smoothly with compatible Square D panels.