Siemens QP3B080 - 80A, 3-Pole, Circuit Breaker

Siemens QP3B080 is an 80A, 3-pole circuit breaker designed to deliver dependable overcurrent protection for three-phase systems in demanding environments.

With a 3-pole configuration, it ensures that all phases disconnect simultaneously, providing balanced protection for motors, drives, and other heavy loads in panelboards, switchboards, and control panels.

This Siemens device is ideal for industrial, commercial, and OEM applications where safety and reliability cannot be compromised. It helps protect distribution panels and motor control centers from overloads and short circuits, reducing downtime and safeguarding critical equipment.

What makes the QP3B080 stand out

• Three-pole design for true three-phase protection — ensures all phases trip together for safe, coordinated shutdown.
• 80A current rating — suited to medium-to-large three-phase electrical loads common in manufacturing lines and commercial systems.
• Flexible installation — compatible with panelboards, switchboards, and control panels, enabling multiple enclosure configurations without swapping protection devices.
• Reliable, industrial-grade performance — built for continuous operation in challenging environments found in distribution panels and motor control centers.
• OEM-friendly protection — a practical choice for equipment manufacturers needing consistent, dependable overcurrent protection integrated into their enclosures.

Specifications at a glance

• Current rating: 80A
• Poles: 3-Pole
• Breaker type: Circuit Breaker

Ideal use cases and practical applications

• Industrial facilities with three-phase motors, drives, and feeders requiring solid overcurrent protection.
• Commercial electrical rooms that rely on reliable protection for distribution panels and switchgear.
• OEM equipment where a proven, three-pole protection device integrates into control enclosures.
• Retrofitting existing systems to upgrade or standardize protection across multiple panels.

Choose the Siemens QP3B080 for a proven, three-phase solution that combines straightforward integration with dependable protection for your critical electrical infrastructure.