Square D BJA36100 - 100A, 3-Pole, Circuit Breaker

Introducing the Square D BJA36100 — a 100A, 3-Pole circuit breaker built for demanding electrical environments where dependable overcurrent protection is non-negotiable. Designed for use in panelboards, switchboards, and control panels, this unit delivers reliable performance across industrial, commercial, and OEM applications.

Why this 3-Pole breaker stands out

• Three-phase protection: The 3-Pole configuration is ideal for three-phase systems, providing synchronized interrupting capability across all phases to guard motors, drives, and feeders.
• Solid current rating: At 100A, it fits main and feeder protection roles in a wide range of distribution layouts, helping you optimize breaker sizing and panel design.
• Durable, field-friendly design: Engineered for steady operation in daily switching, fault clearing, and control panel environments, with proven reliability for MCCs and distribution panels.
• OEM-ready integration: Specifically suited for OEM builds and panel fabricators working with Square D ecosystems, ensuring consistent compatibility and simplified installation.

Ideal use cases

Use in motor control centers (MCCs), industrial control panels, commercial distribution boards, and any Square D configuration that requires robust overcurrent protection for three-phase circuits. This breaker helps prevent electrical faults from propagating, reducing downtime and safeguarding equipment.

Key specifications at a glance

• Current rating: 100 A
• Poles: 3-Pole
• Breaker type: Circuit Breaker
• Applications: Panelboards, switchboards, and control panels in industrial, commercial, and OEM settings

Choosing the Square D BJA36100 means prioritizing safety, reliability, and system uptime. When your electrical distribution relies on solid, predictable protection, this 100A, 3-pole circuit breaker from Square D delivers the performance you need in demanding environments.