Cutler-Hammer QCR3020HT Circuit Breaker, 20A, 3-Pole, 240V

Cutler-Hammer QCR3020HT Circuit Breaker — 20A, 3-Pole, 240V — a rugged solution for industrial electrical service, maintenance, and replacement projects.

The QCR3020HT is engineered by Cutler-Hammer to deliver dependable circuit protection in demanding environments. Its 20-amp rating and 3-pole configuration make it ideal for protecting multi-line, 240-volt circuits in industrial panels, machine control, and distribution systems. Use the part number QCR3020HT to confirm compatibility with your application.

Key specifications

• Amperage: 20 A
• Poles: 3
• Voltage: 240 V
• Manufacturer: Cutler-Hammer

Why this breaker stands out

Unlike generic substitutes, the QCR3020HT is designed to integrate smoothly with Cutler-Hammer distribution setups and legacy panels where a precise part-number fit matters. If your project requires reliable protection for industrial equipment, motor-driven loads, or panel feeders, this 3-pole unit provides coordinated protection across all circuits it serves.

Ideal use cases

• Industrial service upgrades and panel replacements
• Maintenance on manufacturing lines and machine control panels
• New installations in compatible Cutler-Hammer electrical systems

How to verify compatibility

Before ordering, verify fit by the part number QCR3020HT and review application requirements to ensure correct trip characteristics and mounting compatibility within your panel. If you need assistance confirming compatibility, you can message us and we'll help confirm the right fit for your setup.