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Circuit Breaker
Square D | QGA321006 | Circuit Breaker | 100A | 3-Pole | 240V
★★★★★
| Part Number | QGA321006 |
| Amperes | 100 |
| Poles | 3 |
| Voltage | 240 |
| Product Type | Circuit Breaker |
Regular price
$9,242.00
Sale price
$9,242.00
Regular price
Unit price
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Seamless online shopping experience guaranteed with easy shipping and returns policy.
Shop with Confidence: Our Products come with a Reliable Year-Long Warranty.
Square D | QGA321006 | Circuit Breaker | 100A | 3-Pole | 240V
Regular price
$9,242.00
Sale price
$9,242.00
Regular price
Unit price
Product description
Shipping
Square D QGA321006 Circuit Breaker is a 100A, 3-pole, 240V safety device designed to protect three-phase electrical circuits and the panels that serve them.
Built for maintenance, retrofit, and replacement projects, this QGA-series breaker ensures you maintain reliable protection without compromising panel compatibility. The part number QGA321006 is the most dependable reference for determining fit in compatible Square D panels and distribution equipment.
- Amperage: 100A
- Poles: 3-Pole
- Voltage: 240V
Use cases include upgrading three-phase service where 3-pole, 240V protection is required, performing routine maintenance by replacing aging breakers, or retrofitting panels that rely on the Square D QGA family for safety and reliability.
- Best reference for compatibility: Part number QGA321006
- How to verify fit: Check panel labeling and confirm ratings align with the QGA-series specifications before ordering.
Why choose this 100A, 3-Pole, 240V breaker? It’s designed by Square D to deliver consistent performance in demanding environments, protecting three-phase feeders and branch circuits with a proven safety profile. For projects that demand exact spec matching and long-term reliability, this QGA321006 model provides a precise, dependable solution that reduces downtime and ensures electrical system protection aligns with load requirements.
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What Our Customers Say
General feedback we often hear from customers purchasing industrial electrical parts.
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Good communication and clear updates while the order was processed.
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Looks and feels like a proper industrial-grade part. Works as expected.
Service · Field install
