Eaton BQL40 40A 1-Pole 240 V Circuit Breaker

Meet the Eaton BQL40 40A 1-Pole 240 V Circuit Breaker—a reliable, code-approved overcurrent protector designed for Eaton panels that accept the BQL family. With a 40-amp rating at 240 volts, this breaker is built to safeguard high-demand 240V circuits, giving you peace of mind and dependable performance in both homes and light commercial settings.

• Precise compatibility: Engineered to fit Eaton panels that accept BQL-style breakers, ensuring a secure, consistent electrical connection and straightforward replacement.
• Corrosion of faults, fast protection: Thermal-magnetic trip mechanism reacts quickly to overloads and short circuits, helping prevent heat buildup and potential damage.
• 40A at 240V: Ideal for protecting dedicated 240V branch circuits—supporting heavy-duty appliances and equipment with reliable current limiting.
• Code-compliant and dependable: UL-listed and designed to meet current electrical standards for residential and light commercial installations.
• Simple installation and replacement: Part of Eaton’s trusted BQL series design, enabling smooth installation and predictable, repeatable performance over time.

Ideal use cases: This breaker is well-suited for dedicated 240V circuits that demand robust protection, such as electric water heaters, certain air conditioning components, space heaters, and other high-draw 240V equipment in both residential and light commercial environments. If you’re updating an older panel or stocking replacement parts, the BQL40 offers a reliable, long-lasting option that aligns with Eaton’s panel ecosystem.

Key specifications

• Current rating: 40 A
• Poles: 1
• Voltage rating: 240 V
• Part number: BQL40

Practical tips for best results: verify your panel accepts BQL-type breakers before installation, shut off main power and follow proper safety procedures, and clearly label the circuit after installation to reflect its 240V purpose. Keeping a spare BQL40 on hand can reduce downtime and keep critical 240V loads — like water heaters or AC components — protected and ready to perform when needed.