MQ120 | Circuit Breaker | 20A | 1-Pole | 120V

MQ120 is an industrial circuit breaker engineered for reliable protection in maintenance, retrofit, and replacement projects where precise specs matter. This 1-Pole, 20A, 120V unit is built to handle routine electrical loads while safeguarding circuits from overloads.

• Amperage: 20A — appropriate for distributing safe current levels across circuits without overloading the line.
• Poles: 1-Pole configuration — compact, straightforward replacement for compatible panels and enclosures.
• Voltage: 120V AC operation — aligns with standard electrical systems used in many facilities and panel setups.
• Part number: MQ120 — the best reference to verify compatibility with your panel or enclosure.
• Use cases: ideal for maintenance, retrofit, and replacement projects where a matching spec breaker is required.

Before ordering, confirm fit and ratings against your equipment’s documentation. The MQ120 is designed to slot into systems that specify this exact part number, ensuring electrical continuity and proper protective performance. If you’re upgrading or replacing an existing breaker, this unit provides a straightforward, reliable option to restore circuit protection without guesswork.

Who benefits most: facilities managers, electrical contractors, service technicians, and workshop operators who need a dependable, field-ready replacement for 1-pole, 20A, 120V circuits. Practical scenarios include panel retrofits, scheduled maintenance on aging electrical infrastructure, and new-install projects that require a precise, compatible breaker without the downtime of mismatched parts.

Specifications at a glance:

• Amperage: 20A
• Poles: 1-Pole
• Voltage: 120V
• Part number: MQ120