ABB THQL32040 - 40A, Circuit Breaker

Introducing the ABB THQL32040 — a 40A circuit breaker designed to meet the rigorous demands of modern power distribution. This unit delivers dependable overcurrent protection in industrial and commercial environments, making it a trusted choice for panelboards, switchboards, control panels, and OEM equipment.

Why this 40A breaker stands out

• 40A current rating provides reliable overload and short-circuit protection for distribution panels and motor control centers.
• Part of ABB's THQL line, engineered for robust performance in demanding environments commonly found in industrial facilities.
• Versatile compatibility with panelboards, switchboards, control panels, and OEM installations, offering a compact, dependable protection solution.
• Designed to support uninterrupted operation by preventing electrical faults from propagating through critical circuits.

Practical use cases

• Upgrading a machine line or control cabinet that requires reliable protection at 40A or below, with predictable trip behavior.
• Protecting feeders and branch circuits in distribution panels across manufacturing, warehousing, and commercial infrastructure.
• In OEM equipment builds, providing a proven protection component that aligns with standard electrical design practices.

What makes this ABB breaker the right choice

• Clear 40A rating simplifies the selection process for circuits needing steady protection without frequent nuisance trips.
• ABB’s engineering focus delivers dependable performance, supporting long service life and reliable response when faults occur.
• Broad compatibility with diverse panelboard and motor control center configurations streamlines installation and maintenance planning.

Whether you’re designing a new distribution panel, upgrading a motor control center, or integrating into OEM equipment, the ABB THQL32040 40A circuit breaker provides essential protection with confidence. It’s more than a switch — it’s a critical safeguard that helps protect personnel, reduce downtime, and keep electrical systems running smoothly.