GE THQB32070ST1 - 70A, 3-Pole, Circuit Breaker

Experience reliable three-phase protection with the GE THQB32070ST1, a 70A, 3-Pole circuit breaker built for demanding environments. Designed to perform in real-world industrial and commercial settings, this breaker helps safeguard valuable equipment and keep critical processes running smoothly.

Built for panelboards, switchboards, and control panels, the THQB32070ST1 provides synchronized protection across all three phases. In three-phase systems, a single 3-Pole device simplifies wiring, improves safety, and ensures coordinated shutdown across phases, reducing the risk of damage from overcurrent events.

Key specifications

• Current rating: 70 A
• Poles: 3-Pole
• Breaker type: Circuit Breaker

Why this GE breaker stands out

The THQB32070ST1 is purpose-built for dependable overcurrent protection in distribution panels and motor control centers. Its three-pole configuration is ideal for three-phase circuits, providing consistent protection across all lines and simplifying the design and maintenance of complex electrical systems. This isn’t just a component—it's a core safety and reliability feature for equipment rooms where uptime matters.

Ideal applications

• Industrial panelboards and motor control centers that demand robust 3-phase protection up to 70 A
• Commercial equipment rooms with distributed loads and multi-panel configurations
• OEM assemblies requiring a ready-to-install protection device with proven performance

Practical insights and use cases

When selecting a breaker for a three-phase circuit, the 70 A rating aligns with moderate-to-high load profiles while delivering essential overcurrent protection. The 3-Pole design simplifies installation, reduces panel complexity, and supports safer operation in the event of faults. For maintenance and upgrades, this GE breaker integrates seamlessly into existing distribution schemes, helping standardize protection across multiple panels and MCCs.

Who should consider the GE THQB32070ST1

• Electrical engineers and technicians designing or upgrading industrial control panels and motor control centers
• Facilities managers seeking reliable protection for three-phase distribution in commercial or light-industrial settings
• OEMs integrating durable, field-proven protection into customized equipment builds

Choose the GE THQB32070ST1 for clear, deterministic overcurrent protection in three-phase systems. It’s a practical, dependable solution for safeguarding distribution panels and motor control centers, ensuring safe operation and reducing the risk of unplanned downtime.