HQP3040H | Circuit Breaker | 40A | 3-Pole | 240V

The HQP3040H is a purpose-built industrial circuit breaker engineered to reliably safeguard your 3‑phase, 240‑volt electrical systems. With a 40‑amp rating and three-pole configuration, it delivers robust protection for motors, feeders, and distribution panels in maintenance, retrofit, and replacement projects. When your setup requires a precise match, the HQP3040H is the reference you can trust.

Key specifications at a glance

• Amperage: 40A
• Poles: 3‑Pole
• Voltage: 240V

Why choose the HQP3040H

Designed for reliability in demanding environments, this circuit breaker provides true three‑phase protection, helping prevent equipment damage and unplanned downtime. The 3‑pole design ensures balanced interruption across all phases, which is essential for preventing motor and drive issues in 240‑volt systems. The part number HQP3040H serves as the best compatibility reference, making it easier to verify exact fit before ordering.

Ideal use cases

• Maintenance: swap in a like‑for‑like unit to restore protected circuits quickly and with minimal panel downtime.
• Retrofit: upgrade legacy panels to a modern, reliable 3‑pole 40A solution that matches existing specifications.
• Replacement: service aging equipment in 240V, three‑phase installations, ensuring consistent protection across all phases.

Fit, compatibility, and installation tips

Before ordering, confirm that the HQP3040H matches your panel’s ratings and mounting requirements. The part number is the most reliable reference for compatibility, helping you avoid mismatches in interrupting capacity or pole configuration. When installing, ensure all connections are secure and aligned with your panel’s wiring diagram for a clean, safe setup.

What to expect in operation

Once in place, the HQP3040H provides dependable overcurrent protection, automatically interrupting the circuit when current exceeds its 40A rating. This proactive safeguard helps protect motors, drives, and other connected equipment, reducing the risk of electrical faults and extending the life of your system. Ideal for professionals managing routine maintenance, panel upgrades, or equipment replacements in industrial environments requiring 240V three‑phase protection.