Thomas & Betts | QB-60 | Circuit Breaker | 2-Pole

The Thomas & Betts QB-60 2‑Pole Circuit Breaker is a purpose‑built solution for maintenance, retrofit, and replacement projects where exact specifications matter. With a true two‑pole design, it safely interrupts both live conductors, delivering reliable protection for 240V circuits and dual‑line panels.

Why this QB‑60 stands out:

• Exact compatibility via part number QB-60: In field work, the part number is your best reference to ensure you’re ordering the right replacement for your panel or device.
• 2‑pole configuration: Simultaneous disconnection of two lines provides comprehensive protection and safer servicing of multi‑phase or 240V circuits.
• Maintenance, retrofit, or replacement ready: Designed for upgrades in existing electrical systems where matching specs is critical, reducing debugging time during installation.
• Explicit fit and rating awareness: Always confirm the breaker’s amperage, interrupting capacity, and mechanical fit with your panel before ordering to avoid compatibility issues.

If you’re evaluating options for a service call or a panel upgrade, the QB‑60 from Thomas & Betts offers a dependable, field‑tested solution that aligns with common industrial and commercial electrical architectures. This model is especially suitable for facilities updating legacy panels to modern protection standards or professionals stocking a reliable spare for routine maintenance.

Practical tips for a smooth swap:

• Have the panel label and service documentation handy to verify the exact amperage rating and interrupting capacity match.
• Cross‑check the physical form factor and termination type against the existing breaker to ensure a drop‑in replacement.
• Keep the QB‑60 reference in service logs so future maintenance can locate the exact same part quickly.