BQ3D040 | Circuit Breaker | 40A | 3-Pole | 240V | Bolt-On

Meet the BQ3D040 Circuit Breaker — a 40A, 3-Pole, 240V bolt-on protection device designed for demanding industrial panels. This unit excels in maintenance, retrofit, and replacement projects where exact specifications and reliable performance are non-negotiable.

Why the BQ3D040 stands out

• Precise three-phase protection with 3-Pole design ensures balanced interrupt capability across all phases for heavy loads.
• 40A rating provides dependable overload protection for circuits powering motors, drives, and other demanding equipment.
• 240V operation tailored for common industrial power distribution setups, reducing compatibility concerns during upgrades.
• Bolt-On mounting enables quick, secure installation with minimal downtime and simple field servicing.
• Part number alignment BQ3D040 serves as the best reference for compatibility, helping you avoid mismatches in panel catalogs or replacement cycles.

Key specifications at a glance

• Amperage: 40A
• Poles: 3-Pole
• Voltage: 240V
• Mounting: Bolt-On
• Part number: BQ3D040

Ideal use cases

This breaker is particularly well-suited for industrial environments where three-phase 240V protection is needed, such as motor control centers, retrofit projects in aging panels, and replacement of worn-out protective devices. It’s an excellent fit for technicians and facilities engineers who value quick installs and precise part matching to maintain uptime and safety.

How it solves real-world problems

Rather than guessing compatibility, rely on a dedicated part reference to ensure you’re pairing the right device with your equipment. The 3-Pole, 240V bolt-on design minimizes modification work, reduces installation time, and simplifies future maintenance checks—so you can restore protection quickly after service windows or outages.

Important compatibility reminder

Before ordering, confirm fit and ratings for your specific panel or equipment. The part number is the best reference for compatibility, so use BQ3D040 to verify alignment with your 40A, 3-Pole, 240V bolt-on protection needs.