Square D QBP32100TM - 100A, 3-Pole, Circuit Breaker

Engineered for demanding industrial and commercial environments, the Square D QBP32100TM is a 100A, 3-Pole circuit breaker built to deliver dependable overcurrent protection exactly where you need it. Its 3-pole configuration is ideal for 3-phase systems, making it a versatile choice for panelboards, switchboards, and control panels across a range of applications.

• 100 Amp, 3-Pole protection provides solid protection for three-phase circuits, helping safeguard motors, drives, and other loads from overloads and faults.
• Flexible integration designed to work within the Square DQBP ecosystem, suitable for panelboards, switchboards, and control panels in both new builds and retrofit projects.
• Industrial-grade reliability purpose-built for continuous operation in demanding environments where safe operation and consistent performance are critical.
• Ideal for distribution panels and motor control centers—a dependable choice for minimizing downtime and protecting expensive equipment in industrial, commercial, and OEM installations.

The QBP32100TM’s 3-pole configuration protects all three phases together, helping maintain balanced loads and reducing the risk of phase-related faults. With a 100A rating, it serves effectively as a main feeder protection device or as branch protection for mid-sized 3-phase circuits in facilities, manufacturing lines, and process environments.

Key use cases

• Main feeder protection in 3-phase panelboards and switchboards
• Motor control centers and equipment enclosures in manufacturing facilities
• OEM equipment assemblies requiring reliable, standardized overcurrent protection
• Process industry control panels where consistent trip performance is essential

Why choose this Square D breaker? It’s purpose-built for reliability in real-world settings, offering predictable protection across distribution and control applications while aligning with established Square D components for straightforward installation, maintenance, and parts compatibility. For projects that demand clear protection boundaries, easy maintenance, and proven performance in 3-phase systems, the QBP32100TM stands out as a focused, no-nonsense solution.